Station Overview Station Location
Station Number CO-BO-165 Latitude 40.0124
Station Name Boulder 1.8 ESE Longitude -105.2307
County Boulder Elevation (ft) 5266



Month 30 Yr Avg by PRISM Total Prcp Sum Days Covered By All Observations Daily Prcp Sum Daily Observation Count Multiday Prcp Sum Days Covered by Multiday Observations Multiday Observation Count Days With Prcp Days With Trace Total Snowfall Days With Snowfall Days With Snow On Ground
Oct 10 1.29 0.68 31 0.68 31 0.00 0 0 6 5 0.0 0 0
Nov 10 0.95 0.46 30 0.46 30 0.00 0 0 6 6 2.1 5 4
Dec 10 0.72 0.50 31 0.50 31 0.00 0 0 4 3 8.8 3 3
Jan 11 0.59 0.76 31 0.76 31 0.00 0 0 3 6 12.5 3 10
Feb 11 0.61 1.08 28 1.08 28 0.00 0 0 8 3 12.1 8 15
March 11 1.83 0.33 31 0.33 31 0.00 0 0 6 3 1.2 3 1
April 11 2.22 2.01 30 2.01 30 0.00 0 0 9 7 2.5 3 2
May 11 2.59 4.98 31 4.98 31 0.00 0 0 13 5 0.0 0 0
June 11 2.03 0.81 30 0.81 30 0.00 0 0 5 4 0.0 0 0
July 11 1.69 2.50 31 2.50 31 0.00 0 0 14 6 0.0 0 0
Aug 11 1.60 0.61 31 0.61 31 0.00 0 0 6 7 0.0 0 0
Sept 11 1.56 2.32 30 2.32 30 0.00 0 0 8 1 0.0 0 0
Water Year Totals: 17.68" 17.04" 365 days 17.04" 365 0.00" 0 days 0 88 days 56 days 39.2" 25 days 35 days



Days in Water Year Cell Color Key
        Daily Observation with Prcp         Missing Day
        Multiday Observation         Daily/Multiday Observation Conflict

Day of Year Daily Prcp Multiday Prcp
10/1/2010 0.00
10/2/2010 0.00
10/3/2010 0.00
10/4/2010 0.00
10/5/2010 T
10/6/2010 0.00
10/7/2010 0.03
10/8/2010 0.00
10/9/2010 T
10/10/2010 T
10/11/2010 0.07
10/12/2010 0.17
10/13/2010 0.34
10/14/2010 0.00
10/15/2010 0.00
10/16/2010 0.00
10/17/2010 0.00
10/18/2010 T
10/19/2010 0.05
10/20/2010 0.00
10/21/2010 0.00
10/22/2010 0.00
10/23/2010 0.02
10/24/2010 0.00
10/25/2010 0.00
10/26/2010 T
10/27/2010 0.00
10/28/2010 0.00
10/29/2010 0.00
10/30/2010 0.00
10/31/2010 0.00
11/1/2010 0.05
11/2/2010 0.00
11/3/2010 0.00
11/4/2010 0.00
11/5/2010 0.00
11/6/2010 0.00
11/7/2010 0.00
11/8/2010 T
11/9/2010 0.00
11/10/2010 0.24
11/11/2010 0.12
11/12/2010 0.01
11/13/2010 0.00
11/14/2010 T
11/15/2010 T
11/16/2010 T
11/17/2010 0.03
11/18/2010 0.00
11/19/2010 0.00
11/20/2010 0.00
11/21/2010 0.00
11/22/2010 0.01
11/23/2010 0.00
11/24/2010 0.00
11/25/2010 T
11/26/2010 0.00
11/27/2010 0.00
11/28/2010 0.00
11/29/2010 T
11/30/2010 0.00
12/1/2010 0.00
12/2/2010 0.00
12/3/2010 0.00
12/4/2010 0.00
12/5/2010 0.00
12/6/2010 0.00
12/7/2010 0.00
12/8/2010 0.00
12/9/2010 0.00
12/10/2010 0.00
12/11/2010 T
12/12/2010 0.00
12/13/2010 0.00
12/14/2010 0.00
12/15/2010 0.00
12/16/2010 0.04
12/17/2010 0.01
12/18/2010 0.01
12/19/2010 0.00
12/20/2010 0.00
12/21/2010 0.00
12/22/2010 0.00
12/23/2010 0.00
12/24/2010 T
12/25/2010 0.00
12/26/2010 0.00
12/27/2010 0.00
12/28/2010 0.00
12/29/2010 0.00
12/30/2010 T
12/31/2010 0.44
Day of YearDaily PrcpMultiday Prcp
1/1/2011 T
1/2/2011 0.00
1/3/2011 0.00
1/4/2011 0.00
1/5/2011 0.00
1/6/2011 0.00
1/7/2011 0.00
1/8/2011 0.00
1/9/2011 T
1/10/2011 0.46
1/11/2011 0.00
1/12/2011 0.00
1/13/2011 0.00
1/14/2011 0.00
1/15/2011 0.00
1/16/2011 0.00
1/17/2011 T
1/18/2011 T
1/19/2011 0.00
1/20/2011 0.28
1/21/2011 0.00
1/22/2011 0.00
1/23/2011 T
1/24/2011 0.00
1/25/2011 0.00
1/26/2011 T
1/27/2011 0.00
1/28/2011 0.00
1/29/2011 0.00
1/30/2011 0.00
1/31/2011 0.02
2/1/2011 0.08
2/2/2011 T
2/3/2011 0.00
2/4/2011 0.03
2/5/2011 T
2/6/2011 0.47
2/7/2011 T
2/8/2011 0.36
2/9/2011 0.06
2/10/2011 0.00
2/11/2011 0.00
2/12/2011 0.00
2/13/2011 0.00
2/14/2011 0.00
2/15/2011 0.00
2/16/2011 0.00
2/17/2011 0.00
2/18/2011 0.00
2/19/2011 0.00
2/20/2011 0.02
2/21/2011 0.00
2/22/2011 0.00
2/23/2011 0.00
2/24/2011 0.00
2/25/2011 0.03
2/26/2011 0.03
2/27/2011 0.00
2/28/2011 0.00
3/1/2011 0.00
3/2/2011 0.00
3/3/2011 0.00
3/4/2011 0.00
3/5/2011 0.00
3/6/2011 0.00
3/7/2011 0.01
3/8/2011 0.01
3/9/2011 T
3/10/2011 0.00
3/11/2011 0.00
3/12/2011 0.00
3/13/2011 0.10
3/14/2011 0.00
3/15/2011 0.00
3/16/2011 0.00
3/17/2011 0.00
3/18/2011 0.03
3/19/2011 0.00
3/20/2011 0.00
3/21/2011 0.00
3/22/2011 0.01
3/23/2011 0.00
3/24/2011 0.00
3/25/2011 T
3/26/2011 0.00
3/27/2011 0.00
3/28/2011 T
3/29/2011 0.17
3/30/2011 0.00
3/31/2011 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2011 0.00
4/2/2011 0.00
4/3/2011 0.00
4/4/2011 0.20
4/5/2011 0.00
4/6/2011 0.00
4/7/2011 T
4/8/2011 0.00
4/9/2011 0.00
4/10/2011 0.05
4/11/2011 0.00
4/12/2011 0.00
4/13/2011 0.00
4/14/2011 1.14
4/15/2011 T
4/16/2011 0.00
4/17/2011 0.00
4/18/2011 T
4/19/2011 0.18
4/20/2011 T
4/21/2011 0.16
4/22/2011 T
4/23/2011 T
4/24/2011 0.04
4/25/2011 0.18
4/26/2011 0.02
4/27/2011 0.04
4/28/2011 0.00
4/29/2011 0.00
4/30/2011 T
5/1/2011 T
5/2/2011 0.00
5/3/2011 T
5/4/2011 0.00
5/5/2011 0.00
5/6/2011 0.00
5/7/2011 0.00
5/8/2011 0.00
5/9/2011 0.00
5/10/2011 0.00
5/11/2011 0.61
5/12/2011 0.85
5/13/2011 0.18
5/14/2011 0.00
5/15/2011 0.32
5/16/2011 0.06
5/17/2011 0.00
5/18/2011 0.06
5/19/2011 1.62
5/20/2011 0.53
5/21/2011 0.20
5/22/2011 0.01
5/23/2011 0.00
5/24/2011 0.13
5/25/2011 0.40
5/26/2011 T
5/27/2011 0.00
5/28/2011 0.00
5/29/2011 0.01
5/30/2011 T
5/31/2011 T
6/1/2011 0.00
6/2/2011 0.00
6/3/2011 0.00
6/4/2011 0.00
6/5/2011 0.00
6/6/2011 0.00
6/7/2011 0.00
6/8/2011 0.00
6/9/2011 0.09
6/10/2011 0.04
6/11/2011 0.00
6/12/2011 T
6/13/2011 0.00
6/14/2011 0.00
6/15/2011 0.00
6/16/2011 0.00
6/17/2011 T
6/18/2011 T
6/19/2011 0.00
6/20/2011 0.63
6/21/2011 T
6/22/2011 0.00
6/23/2011 0.00
6/24/2011 0.02
6/25/2011 0.00
6/26/2011 0.00
6/27/2011 0.00
6/28/2011 0.00
6/29/2011 0.00
6/30/2011 0.03
Day of YearDaily PrcpMultiday Prcp
7/1/2011 0.10
7/2/2011 0.04
7/3/2011 T
7/4/2011 0.00
7/5/2011 0.02
7/6/2011 0.14
7/7/2011 1.21
7/8/2011 0.00
7/9/2011 0.48
7/10/2011 0.13
7/11/2011 0.14
7/12/2011 0.12
7/13/2011 T
7/14/2011 0.02
7/15/2011 T
7/16/2011 0.00
7/17/2011 0.00
7/18/2011 0.00
7/19/2011 0.01
7/20/2011 0.01
7/21/2011 T
7/22/2011 0.00
7/23/2011 0.00
7/24/2011 0.00
7/25/2011 0.00
7/26/2011 T
7/27/2011 0.01
7/28/2011 0.00
7/29/2011 T
7/30/2011 0.00
7/31/2011 0.07
8/1/2011 T
8/2/2011 T
8/3/2011 0.04
8/4/2011 0.00
8/5/2011 T
8/6/2011 0.00
8/7/2011 0.00
8/8/2011 0.00
8/9/2011 0.00
8/10/2011 0.00
8/11/2011 T
8/12/2011 0.00
8/13/2011 0.00
8/14/2011 0.00
8/15/2011 0.05
8/16/2011 0.00
8/17/2011 0.09
8/18/2011 0.00
8/19/2011 0.00
8/20/2011 0.14
8/21/2011 0.01
8/22/2011 0.00
8/23/2011 T
8/24/2011 T
8/25/2011 0.00
8/26/2011 0.00
8/27/2011 0.00
8/28/2011 0.00
8/29/2011 0.28
8/30/2011 0.00
8/31/2011 T
9/1/2011 0.00
9/2/2011 T
9/3/2011 0.01
9/4/2011 0.00
9/5/2011 0.00
9/6/2011 0.00
9/7/2011 0.21
9/8/2011 0.60
9/9/2011 0.00
9/10/2011 0.00
9/11/2011 0.00
9/12/2011 0.00
9/13/2011 0.01
9/14/2011 0.01
9/15/2011 1.43
9/16/2011 0.01
9/17/2011 0.00
9/18/2011 0.00
9/19/2011 0.00
9/20/2011 0.00
9/21/2011 0.00
9/22/2011 0.04
9/23/2011 0.00
9/24/2011 0.00
9/25/2011 0.00
9/26/2011 0.00
9/27/2011 0.00
9/28/2011 0.00
9/29/2011 0.00
9/30/2011 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2010 7:00 AM 0.00 0.0 M M M
10/2/2010 7:00 AM 0.00 0.0 M M M
10/3/2010 7:00 AM 0.00 0.0 M M M
10/4/2010 7:00 AM 0.00 0.0 M M M
10/5/2010 7:00 AM T 0.0 M M M A few sprinkles ~ 2:05-2:20pm (T)
10/6/2010 7:00 AM 0.00 0.0 M M M
10/7/2010 7:00 AM 0.03 0.0 M M M Periods of lt mist ~ 7:30-9:00am (T) Overnight shower (.03)
10/8/2010 7:00 AM 0.00 0.0 M M M
10/9/2010 7:00 AM T 0.0 M M M A few sprinkles ~ 7:20am (T). Strong PM winds 20-30mph with gusts up to 50 mph.
10/10/2010 7:00 AM T 0.0 M M M A few sprinkles between 2-3:00am (T)
10/11/2010 7:00 AM 0.07 0.0 M M M Sprinkles/lt rain ~ 10:00a-1:00p (.01) Occasional afternoon sprinkles (T) Evening-overnight showers (.06)
10/12/2010 7:00 AM 0.17 0.0 M M M Lt/mod rain began sometime after 3:00am, continuing at 7:00am (.17)
10/13/2010 7:00 AM 0.34 0.0 M M M Mod/lt rain 7:00-9:00 (.27) Mod rain decreasing and ending by 10:00am (.07) The first bit of lt frost, of the season, in low/exposed areas.
10/14/2010 7:00 AM 0.00 0.0 M M M A bit of lt frost in low/exposed areas.
10/15/2010 7:00 AM 0.00 0.0 M M M
10/16/2010 7:00 AM 0.00 0.0 M M M
10/17/2010 7:00 AM 0.00 0.0 M M M
10/18/2010 7:00 AM T 0.0 M M M A few periods of sprinkles 5:40-6:05pm (T)
10/19/2010 7:00 AM 0.05 0.0 M M M Lt sprinkles ~ 3:35-4:05pm (T) Lt/mod rain ~4:20p to mid evening (7/8:00pm) (.38) Lt Over night shower (T) NOTE: This precip amt was much different (higher) than others. Adjusted on 10/22 from .38 to .05. Possibly did not clear tube after last rain on 10/13.
10/20/2010 7:00 AM 0.00 0.0 M M M
10/21/2010 7:00 AM 0.00 0.0 M M M
10/22/2010 7:00 AM 0.00 0.0 M M M
10/23/2010 7:00 AM 0.02 0.0 M M M Occasional sprinkles/lt rain 12:30-12:55pm (T) Lt rain/sprinkles ~ 1:10-1:35pm (T) Sprinkles/lt rain ~ 3:40-4:40pm (.02) Occ sprinkles/drizzle from ~ 5:30p throughout evening and night. (T)
10/24/2010 7:00 AM 0.00 0.0 M M M
10/25/2010 7:00 AM 0.00 0.0 M M M
10/26/2010 7:00 AM T 0.0 M M M Sprinkles/lt rain ~ 7:25-7:50am (T) Occ sprinkles ~ 8:15-8:40am (T)
10/27/2010 7:00 AM 0.00 0.0 M M M High winds starting the night of 10/26, continuing most of the day. Winds of 25-45 mph with gusts to 70 mph lasting for at least 18 hours. A lot of tree damage and wind-blown 'trash'.
10/28/2010 7:00 AM 0.00 0.0 M M M
10/29/2010 7:00 AM 0.00 0.0 M M M
10/30/2010 7:00 AM 0.00 0.0 M M M Another fire! This one too close to the city. 30-40mph winds were, luckily, out of the SW, not W or NW. A lot of smoke, but the long, cool night seems to have put the fire down this morning. We'll see about the winds today on another mild day.
10/31/2010 7:00 AM 0.00 0.0 M M M
11/1/2010 7:00 AM 0.05 0.0 M M M Lt rain shower sometime between 1:00-4:15am (.05)
11/2/2010 7:00 AM 0.00 0.0 M M M
11/3/2010 7:00 AM 0.00 0.0 M M M
11/4/2010 7:00 AM 0.00 0.0 M M M
11/5/2010 7:00 AM 0.00 0.0 M M M
11/6/2010 7:00 AM 0.00 0.0 M M M
11/7/2010 7:00 AM 0.00 0.0 M M M
11/8/2010 7:00 AM T 0.0 M M M Brief sprinkles/lt shower sometime between 12:30-2:00pm (T)
11/9/2010 7:00 AM 0.00 0.0 M M M
11/10/2010 7:00 AM 0.24 0.2 M 0.2 M Sprinkles ~ 10:55am, becoming lt rain ~ 11:02am-12:15pm (.09) Lt rain mixing w snow/ice pellets ~ 12:15-1:20pm (.04/T) Periods of Lt rain occ mixing or changing to snow ~ 2:05p-5:00pm (.11/.2) A few late evening flurries (T/T) Heavy over night frost and heavy fog ~ 4:30-6:30am.
11/11/2010 7:00 AM 0.12 1.4 0.12 1.4 M Occasional periods of lt snow drizzle ~ 7:30-9:30am (T) Lt snow sometime between 11:30p-2:20a (.01/.2) Snow began sometime after 5:30a, continuing at 7:00am (.11/1.2)
11/12/2010 7:00 AM 0.01 0.2 0.01 0.5 M Lt snow 7:00-9:30a (.01/.2) Occasional lt snow/flurries 9:30-11:00am (T/T) A few flurries in the afternoon and early evening (T/T)
11/13/2010 7:00 AM 0.00 0.0 M 0.0 M
11/14/2010 7:00 AM T T M 0.0 M Snow fllurries ~ 4:45-7:15pm (T/T)
11/15/2010 7:00 AM T 0.1 T 0.1 M Lt snow/flurries at 7:00am (T/.1)
11/16/2010 7:00 AM T T M 0.0 M Lt snow/flurries 7:00-7:50am (T/T) Flurries/lt snow 8:32-10:00am (T/T) A few sprinkles ~ 1:45-2:15pm (T)
11/17/2010 7:00 AM 0.03 0.0 M 0.0 M A few wind-blown sprinkles ~ 1:20pm (T) More wind-blown sprinkles/lt rain w a few wind-blown brief (< 1 min) mod rain squalls ~ 3:10-3:45pm (.03)
11/18/2010 7:00 AM 0.00 0.0 M 0.0 M
11/19/2010 7:00 AM 0.00 0.0 M 0.0 M
11/20/2010 7:00 AM 0.00 0.0 M 0.0 M
11/21/2010 7:00 AM 0.00 0.0 M 0.0 M
11/22/2010 7:00 AM 0.01 0.2 0.01 T M A bit of lt snow sometime between 7:30-10:00pm (.01/.2) Windy overnight.
11/23/2010 7:00 AM 0.00 0.0 M 0.0 M
11/24/2010 7:00 AM 0.00 0.0 M 0.0 M
11/25/2010 7:00 AM T T M 0.0 M Windy and very gusty at 7-9:00am. A few flurries ~ 12:30pm.(T/T) A brief lt snow shower/flurries ~ 1:50-2:20pm (T/T) Very windy w significant gusts after midnight until ~ 2:30am
11/26/2010 7:00 AM 0.00 0.0 M 0.0 M
11/27/2010 7:00 AM 0.00 0.0 M 0.0 M
11/28/2010 7:00 AM 0.00 0.0 M 0.0 M
11/29/2010 7:00 AM T T M 0.0 M A few mid-day flurries. (T/T)
11/30/2010 7:00 AM 0.00 0.0 M 0.0 M
12/1/2010 7:00 AM 0.00 0.0 M 0.0 M
12/2/2010 7:00 AM 0.00 0.0 M 0.0 M
12/3/2010 7:00 AM 0.00 0.0 M 0.0 M Very Windy and gusty this morning.
12/4/2010 7:00 AM 0.00 0.0 M 0.0 M Very windy with gusts over 60mph.
12/5/2010 7:00 AM 0.00 0.0 M M 0.00
12/6/2010 7:00 AM 0.00 0.0 M M 0.00
12/7/2010 7:00 AM 0.00 0.0 M M 0.00
12/8/2010 7:00 AM 0.00 0.0 M M M
12/9/2010 7:00 AM 0.00 0.0 M M 0.00
12/10/2010 7:00 AM 0.00 0.0 M M M
12/11/2010 7:00 AM T 0.0 M M 0.00
12/12/2010 7:00 AM 0.00 0.0 M M 0.00
12/13/2010 7:00 AM 0.00 0.0 M M M
12/14/2010 7:00 AM 0.00 0.0 M M M
12/15/2010 7:00 AM 0.00 0.0 M M 0.00
12/16/2010 7:00 AM 0.04 0.0 M 0.0 M Lt/mod rain ~ 3:15-4:05pm (.04)
12/17/2010 7:00 AM 0.01 0.7 0.01 0.7 M Lt flurries ~ 9:50-10:10pm (T) Periods of flurries/lt snow after midnight, continuing at 7:00am (.01/.7)
12/18/2010 7:00 AM 0.01 0.5 0.01 0.5 M Flurries/lt snow 7:00a-2:00pm (.01/.5) Occ snow flurries 2:00p-3:15pm (T)
12/19/2010 7:00 AM 0.00 0.0 M 0.0 M
12/20/2010 7:00 AM 0.00 0.0 M 0.0 M
12/21/2010 7:00 AM 0.00 0.0 M 0.0 M Clouds parted just long enough for great view of lunar eclipse!
12/22/2010 7:00 AM 0.00 0.0 M 0.0 M
12/23/2010 7:00 AM 0.00 0.0 M 0.0 M
12/24/2010 7:00 AM T 0.0 M 0.0 0.00 A few sprinkles ~ 3:05pm
12/25/2010 7:00 AM 0.00 0.0 M 0.0 M
12/26/2010 7:00 AM 0.00 0.0 M 0.0 M
12/27/2010 7:00 AM 0.00 0.0 M 0.0 M
12/28/2010 7:00 AM 0.00 0.0 M M 0.00
12/29/2010 7:00 AM 0.00 0.0 M 0.0 M
12/30/2010 7:00 AM T T M 0.0 M A few flurries before 7:00am.
12/31/2010 7:00 AM 0.44 7.6 0.44 6.0 M Lt snow/flurries at 7:00am, increasing to lt/mod periods of snow at 9:30am-Noon (.17/2.3) Lt/mod snow Noon-5:00pm (.14/2.8) Lt snow 5pm ending before midnight, w Lt overnight flurries/snow thru 7:00am (.13/2.5)
1/1/2011 7:00 AM T T M 5.0 M Periods of lt snow flurries 7-8:45am(T)
1/2/2011 7:00 AM 0.00 0.0 M 4.0 M
1/3/2011 7:00 AM 0.00 0.0 M 3.5 M
1/4/2011 7:00 AM 0.00 0.0 M 3.0 M
1/5/2011 7:00 AM 0.00 0.0 M 2.5 M
1/6/2011 7:00 AM 0.00 0.0 M M 1.50
1/7/2011 7:00 AM 0.00 0.0 M M M
1/8/2011 7:00 AM 0.00 0.0 M M M
1/9/2011 7:00 AM T 0.1 M M M
1/10/2011 7:00 AM 0.46 7.8 0.46 M M
1/11/2011 7:00 AM 0.00 0.0 M M M
1/12/2011 7:00 AM 0.00 0.0 M M M
1/13/2011 7:00 AM 0.00 0.0 M M M
1/14/2011 7:00 AM 0.00 0.0 M M M
1/15/2011 7:00 AM 0.00 0.0 M 0.5 M
1/16/2011 7:00 AM 0.00 0.0 M 0.5 M
1/17/2011 7:00 AM T 0.0 M 0.0 M Brief lt rain early on Monday (T)
1/18/2011 7:00 AM T 0.0 M 0.0 M A few sprinkles and a lt shower 7:30-8:40am (T)
1/19/2011 7:00 AM 0.00 0.0 M 0.0 M
1/20/2011 7:00 AM 0.28 4.6 0.28 4.0 M A quick moving cold front brought N winds, cooler temps (14° drop in 1½ hrs), and periods of lt flurries/snow showers ~ 1:15p-1:55pm (.02/.2). Mod+ snow ~ 1:55-4:30p (.24/4.0)) Lt snow/flurries ~ 4:30-6:45p (.02/.4)
1/21/2011 7:00 AM 0.00 0.0 M 2.5 M
1/22/2011 7:00 AM 0.00 0.0 M 0.5 M
1/23/2011 7:00 AM T T M T M Brief period of lt rain/snow ~ 8:05am (T/T)
1/24/2011 7:00 AM 0.00 0.0 M T M
1/25/2011 7:00 AM 0.00 0.0 M T M
1/26/2011 7:00 AM T T M 0.0 M A few flurries around 10:00pm (T/T)
1/27/2011 7:00 AM 0.00 0.0 M 0.0 M
1/28/2011 7:00 AM 0.00 0.0 M 0.0 M
1/29/2011 7:00 AM 0.00 0.0 M 0.0 M
1/30/2011 7:00 AM 0.00 0.0 M M M
1/31/2011 7:00 AM 0.02 T T T M A mix of freezing drizzle and graupel sometime after 6:00am, continuing at 7:00am (.02/T) Frozen surfaces (ice), including the cylinder.
2/1/2011 7:00 AM 0.08 1.5 0.08 1.5 M Lt freezing rain / graupel at 7-8:00am (T/T), changing to lt snow ~ 8:00-10:00am (.03/.5). Periods of flurries/lt snow 10:00a-2:00p (.01/.2), continuing 2:00p-10:30pm (.03/.6) Flurries/lt snow continuing 10:30p-overnight with lt snow mist at 7:00am (.01/.2)
2/2/2011 7:00 AM T 0.1 T 1.0 M Lt snow mist with occasional lt flurries at 7:00-8:30am (T/T) A brief lt flurry ~ 3:05pm (T/T) A lt snow shower ~ 3:45-4:30pm (T/.01)
2/3/2011 7:00 AM 0.00 0.0 M 1.0 M
2/4/2011 7:00 AM 0.03 0.5 0.03 1.0 M Lt snow/flurries ~ 11:20a-3:15pm (.02/.2) (NOTE: This is an estimate on snow amount from observation. Snow melted immed on bare surfaces … like snowboard… because of temps in mid-30's) Another lt snow shower ~ 3:30- 5:45pm (.01/.3)
2/5/2011 7:00 AM T 0.0 M T M A few sprinkles ~ 1:00pm (T). More sprinkles ~ 4:30pm (T)
2/6/2011 7:00 AM 0.47 4.8 0.47 4.8 M A bit of graupel ~ 12:30p, followed by a few lt flurries. (T/T) Lt snow w/ falling temps ~ 1:20-4:15pm (.06/.6) Occasional flurries 4:30-7:30p (T/T) Lt/mod snow overnight, w flurries at 7:00am (.41/4.2)
2/7/2011 7:00 AM T T T 3.5 0.41 Occasional flurries 7:00-8:30am (T/T)
2/8/2011 7:00 AM 0.36 3.5 0.36 6.5 M Snow shower began ~10:00pm ending early am. Lt snow began sometime after 4:00am, continuing at 7:00am (.36/3.5)
2/9/2011 7:00 AM 0.06 0.7 0.06 6.0 M Lt snow 7:00am-3:00pm (.06/.7) Periods of very lt snow/flurries 3:00p-4:30p (T/T)
2/10/2011 7:00 AM 0.00 0.0 M 5.5 M
2/11/2011 7:00 AM 0.00 0.0 M 5.0 M
2/12/2011 7:00 AM 0.00 0.0 M 5.0 M
2/13/2011 7:00 AM 0.00 0.0 M 3.0 M
2/14/2011 7:00 AM 0.00 0.0 M 1.0 0.30
2/15/2011 7:00 AM 0.00 0.0 M M M
2/16/2011 7:00 AM 0.00 0.0 M 0.0 M
2/17/2011 7:00 AM 0.00 0.0 M 0.0 M
2/18/2011 7:00 AM 0.00 0.0 M 0.0 M
2/19/2011 7:00 AM 0.00 0.0 M 0.0 M
2/20/2011 7:00 AM 0.02 0.0 M 0.0 M Brief lt rain shower around 6:30-7:00pm (.005) Rain shower sometime between 11:30p-2:00am (.015)
2/21/2011 7:00 AM 0.00 0.0 M 0.0 M
2/22/2011 7:00 AM 0.00 0.0 M 0.0 M
2/23/2011 7:00 AM 0.00 0.0 M 0.0 M
2/24/2011 7:00 AM 0.00 0.0 M 0.0 M
2/25/2011 7:00 AM 0.03 0.6 0.03 0.6 M A brief snow shower sometime between 7-9:00pm (T/.1) Lt snow sometime around 5:00am, continuing at 7:00am (.03/.5)
2/26/2011 7:00 AM 0.03 0.4 0.30 0.5 M Lt snow 7:00-11:00am (.02/.3) Lt snow/flurries 11:00a-4:00p (.01/.1) Occ flurries 4:00-4:45p (T/T)
2/27/2011 7:00 AM 0.00 0.0 M 0.0 M
2/28/2011 7:00 AM 0.00 0.0 M 0.0 M
3/1/2011 7:00 AM 0.00 0.0 M 0.0 M
3/2/2011 7:00 AM 0.00 0.0 M 0.0 M
3/3/2011 7:00 AM 0.00 0.0 M 0.0 M
3/4/2011 7:00 AM 0.00 0.0 M 0.0 M
3/5/2011 7:00 AM 0.00 0.0 M 0.0 M
3/6/2011 7:00 AM 0.00 0.0 M 0.0 M
3/7/2011 7:00 AM 0.01 T M 0.0 M Periods of Freezing Drizzle/mist mixed w/ graupel sometime after 2:30am, continuing at 7:00am
3/8/2011 7:00 AM 0.01 0.1 0.01 T M Periods of Freezing Drizzle/mist mixed w/ graupel and snow flurries 7:00am-1:30pm, becoming graupel/lt flurries 1:30-10:00pm (.01/.1)
3/9/2011 7:00 AM T 0.1 M 0.0 M Flurries started ~ 9:30am, becoming lt snow ~ 10:35-11:30am, flurries ending ~ 11:45am (T/.1)
3/10/2011 7:00 AM 0.00 0.0 M 0.0 M
3/11/2011 7:00 AM 0.00 0.0 M 0.0 M
3/12/2011 7:00 AM 0.00 0.0 M 0.0 M Very windy ~ 2:30am-4:30pm w/ frequent higher gusts.
3/13/2011 7:00 AM 0.10 0.0 M 0.0 M Lt rain started sometime after midnight and ended sometime after 5:00am. (.1)
3/14/2011 7:00 AM 0.00 0.0 M 0.0 M
3/15/2011 7:00 AM 0.00 0.0 M 0.0 M
3/16/2011 7:00 AM 0.00 0.0 M 0.0 M
3/17/2011 7:00 AM 0.00 0.0 M 0.0 M Boulder record high 75º
3/18/2011 7:00 AM 0.03 T M 0.0 M Late evening (before 10:30pm) lt rain shower (.005) Lt rain mixed w a bit of snow sometime between 12:00-3:30am (.025/T)
3/19/2011 7:00 AM 0.00 0.0 M 0.0 M
3/20/2011 7:00 AM 0.00 0.0 M 0.0 M
3/21/2011 7:00 AM 0.00 0.0 M 0.0 M
3/22/2011 7:00 AM 0.01 0.0 M 0.0 M Sprinkles/lt rain shower ~ 2:30-4:00am (.01)
3/23/2011 7:00 AM 0.00 0.0 M M M Very Windy. Sustained winds ~ 30-50 mph with gusts over 60mph from 11:00am-11:00pm. Minor tree and roof damage.
3/24/2011 7:00 AM 0.00 0.0 M 0.0 M
3/25/2011 7:00 AM T T M 0.0 M Becoming windy ~ 3:30p, w rain sprinkles mixed w snow flurries ~ 3:50-4:10p (T/T)
3/26/2011 7:00 AM 0.00 0.0 M 0.0 M
3/27/2011 7:00 AM 0.00 0.0 M 0.0 M
3/28/2011 7:00 AM T T M 0.0 M Lt snow flurries ~ 6:00-6:45am (T/T)
3/29/2011 7:00 AM 0.17 1.0 0.17 1.0 M A mix of snow flurries/sprinkles ~ 10:00-10:30am (T/T) Snow shower mixed w graupel sometime between 12:30-3:00am (.17/1.0)
3/30/2011 7:00 AM 0.00 0.0 M 0.0 M
3/31/2011 7:00 AM 0.00 0.0 M 0.0 M
4/1/2011 7:00 AM 0.00 0.0 M 0.0 M
4/2/2011 7:00 AM 0.00 0.0 M 0.0 M
4/3/2011 7:00 AM 0.00 0.0 M 0.0 M Boulder record high 79º
4/4/2011 7:00 AM 0.20 0.3 M 0.3 0.03 Sprinkles/lt rain ~ 11:00a-noon, with thunder 11:50a-12:05p. Becoming mod rain 12:00-12:05p (.045). Rain occasionally mixing with sleet/graupel/snow 12:05p-1:30p (.115/T) A mix of lt rain/snow drizzle/flurries ~ 3:55-4:40pm (.01/T) Lt snow/graupel sometime between 7-9:00pm (.03/.3)
4/5/2011 7:00 AM 0.00 0.0 M 0.0 M
4/6/2011 7:00 AM 0.00 0.0 M 0.0 M
4/7/2011 7:00 AM T 0.0 M 0.0 M Periods of sprinkles/drizzle ~ 7:20-11:30am.(T) Sprinkles/lt rain ~ 4:55-4:45pm (T).
4/8/2011 7:00 AM 0.00 0.0 M 0.0 M
4/9/2011 7:00 AM 0.00 0.0 M 0.0 M
4/10/2011 7:00 AM 0.05 0.1 M T M Overnight rain/snow mix sometime between 1:00-3:30am (.05/.1)
4/11/2011 7:00 AM 0.00 0.0 M 0.0 M
4/12/2011 7:00 AM 0.00 0.0 M 0.0 M
4/13/2011 7:00 AM 0.00 0.0 M 0.0 M
4/14/2011 7:00 AM 1.14 2.1 0.38 2.0 0.38 FINALLY!! A wonderfully beautiful lt/mod rain began ~ 6:45pm, changing to snow approx 3:45am (.76). Lt/mod snow at 4:50 (.19/.8), w lt snow continuing at 7:00am (.19/1.3). This is more precipitation than we have had in any montth since last Aug, and the most prolific storm since last June!
4/15/2011 7:00 AM T T M 0.0 M Flurries 7:00-8:30am (T/T)
4/16/2011 7:00 AM 0.00 0.0 M 0.0 M
4/17/2011 7:00 AM 0.00 0.0 M 0.0 M
4/18/2011 7:00 AM T 0.0 M 0.0 M A few wind-blown sprinkles ~ 2:05pm (T)
4/19/2011 7:00 AM 0.18 0.0 M 0.0 M Lt rain sometime after 8:00pm, continuing at 10:30pm (.155) Lt rain ending before midmight (.025)
4/20/2011 7:00 AM T 0.0 M 0.0 M A brief lt shower sometime between 8:00-9:30pm (T)
4/21/2011 7:00 AM 0.16 0.0 M 0.0 M A few sprinkles ~ 6:05pm. (T) Brief lt rain shower ~ 6:45pm. (T) Rain shower sometime between 7:45-9:30pm (NA) Lt rain shower began sometime after 5:15am, continuing at 7:00am (.16)
4/22/2011 7:00 AM T 0.0 M 0.0 M Lt rain 7:00-7:15am (T)
4/23/2011 7:00 AM T T M 0.0 M Lt snow w no accumulation (melting) (T/T)
4/24/2011 7:00 AM 0.04 T M 0.0 M Lt snow w no accumulation (melting) (.04/T)
4/25/2011 7:00 AM 0.18 0.0 M 0.0 M Early evening rain (.18)
4/26/2011 7:00 AM 0.02 0.0 M 0.0 M A few sprinkles ~ 12:50pm (T) Brief shower ~ 3:50p (.02) Mod frost this morning.
4/27/2011 7:00 AM 0.04 0.0 M 0.0 M Periods of sprinkles/lt rain 12:50-1:35pm (.02) Lt rain/sprinkles ~ 3:52-4:10pm (.02) Brief lt shower ~ 9:30pm (T) Lt rain sometime overight. (T)
4/28/2011 7:00 AM 0.00 0.0 M 0.0 M
4/29/2011 7:00 AM 0.00 0.0 M 0.0 M
4/30/2011 7:00 AM T 0.0 M 0.0 M Brief wind-blown rain shower ~ 11:00-11:08am (T) A few sprinkles ~ 1:30pm (T) High winds (20-35mph) w gusts 45-50mph ~ 11:00am-4:30pm
5/1/2011 7:00 AM T T M 0.0 M A few snow flurries ~ 2:50pm (T/T)
5/2/2011 7:00 AM 0.00 0.0 M 0.0 M
5/3/2011 7:00 AM T T M 0.0 M A few afternoon flurries. (T/T)
5/4/2011 7:00 AM 0.00 0.0 M 0.0 M
5/5/2011 7:00 AM 0.00 0.0 M 0.0 M
5/6/2011 7:00 AM 0.00 0.0 M M M
5/7/2011 7:00 AM 0.00 0.0 M M M
5/8/2011 7:00 AM 0.00 0.0 M 0.0 M
5/9/2011 7:00 AM 0.00 0.0 M 0.0 M
5/10/2011 7:00 AM 0.00 0.0 M 0.0 M
5/11/2011 7:00 AM 0.61 0.0 M 0.0 M
5/12/2011 7:00 AM 0.85 0.0 M 0.0 M
5/13/2011 7:00 AM 0.18 0.0 M 0.0 M
5/14/2011 7:00 AM 0.00 0.0 M M M
5/15/2011 7:00 AM 0.32 0.0 M M M
5/16/2011 7:00 AM 0.06 0.0 M M M
5/17/2011 7:00 AM 0.00 0.0 M M M
5/18/2011 7:00 AM 0.06 0.0 M M M
5/19/2011 7:00 AM 1.62 0.0 M M M
5/20/2011 7:00 AM 0.53 0.0 M M M
5/21/2011 7:00 AM 0.20 0.0 M M M
5/22/2011 7:00 AM 0.01 0.0 M M M
5/23/2011 7:00 AM 0.00 0.0 M M M
5/24/2011 7:00 AM 0.13 0.0 M M M A few sprinkles ~ 1:00pm (T) A few sprinkles ~ 4:40pm (T) A bit of light rain w thunder ~ 5:30-5:35pm (T) Lt rain sometime after 7:30pm, ending before midnight (.13)
5/25/2011 7:00 AM 0.40 0.0 M M M Mod/lt rain 9:25-10:00am w pea size hail 9:45-9:50. (.16) Mod/lt rain 10:00am-12:30pm (.18) Lt rain/sprinkles ~ 2:35-3:30pm (.06)
5/26/2011 7:00 AM T 0.0 M M M A few sprinkles ~ 2:00pm (T)
5/27/2011 7:00 AM 0.00 0.0 M M M
5/28/2011 7:00 AM 0.00 0.0 M M M
5/29/2011 7:00 AM 0.01 0.0 M M M Lt rain shower sometime between 8:30-9:30pm (.01)
5/30/2011 7:00 AM T 0.0 M M M A couple of sprinkles ~ 6:45am.
5/31/2011 7:00 AM T 0.0 M M M A few sprinkles ~ 1:45-2:00pm. (T) Brief sprinkles/lt rain ~ 10:00-10:25pm. (T) Winds 20-40mph with higher gusts from 2:00pm - 5:00am. Some light leaf and plant damage.
6/1/2011 7:00 AM 0.00 0.0 M M M
6/2/2011 7:00 AM 0.00 0.0 M M M
6/3/2011 7:00 AM 0.00 0.0 M M M
6/4/2011 7:00 AM 0.00 0.0 M M M Smokey/hazy sky this morning(Sat) from So Colorado / NM fires.
6/5/2011 7:00 AM 0.00 0.0 M M M Smokey/hazy skies continue, with strong smoke odor last night as air cooled and 'settled'.
6/6/2011 7:00 AM 0.00 0.0 M M M
6/7/2011 7:00 AM 0.00 0.0 M M M Cool front brought much clearer skies overnight.
6/8/2011 7:00 AM 0.00 0.0 M M M
6/9/2011 7:00 AM 0.09 0.0 M M M A few sprinkles ~ 7:00pm and again ~ 7:30pm. (T) Lt rain/sprinkles ~ 2:20-2:45am. Intermittant sprinkles / lt rain through 7:00am (.09)
6/10/2011 7:00 AM 0.04 0.0 M M M Drizzle at 7:00-8:45am (.02) Lt rain ~ 10:15-11:30am (.02) Occasional drizzle ~ noon-3:00pm(T)
6/11/2011 7:00 AM 0.00 0.0 M M M
6/12/2011 7:00 AM T 0.0 M M M A few sprinkles ~ 2:15pm (T)
6/13/2011 7:00 AM 0.00 0.0 M M M
6/14/2011 7:00 AM 0.00 0.0 M M M
6/15/2011 7:00 AM 0.00 0.0 M M M
6/16/2011 7:00 AM 0.00 0.0 M M M
6/17/2011 7:00 AM T 0.0 M M M Dry TS ~ 1:15-1:20pm (0) Lt shower ~ 2:15-2:20pm (T)
6/18/2011 7:00 AM T 0.0 M M M Lt Shower ~ 2:30-3:10p (T)
6/19/2011 7:00 AM 0.00 0.0 M M M
6/20/2011 7:00 AM 0.63 0.0 M M M Sprinkles/lt rain late afternoon 'till ~ 7:15pm (.01) Mod/lt TS ~ 7:45-10:30pm (.06) Mod/lt TS ~ 10:30pm w lt/mod rain continuing until near 7:00am (.56)
6/21/2011 7:00 AM T 0.0 M M M Sprinkles/lt rain ~ 12:45pm (T) Sprinkles/lt rain ~ 3:15pm (T) A few sprinkles ~ 3:50pm (T)
6/22/2011 7:00 AM 0.00 0.0 M M M
6/23/2011 7:00 AM 0.00 0.0 M M M
6/24/2011 7:00 AM 0.02 0.0 M M M Lt Ts ~ 7:40-7:52 (heaviest 7:43-7:48)pm (.02)
6/25/2011 7:00 AM 0.00 0.0 M M M
6/26/2011 7:00 AM 0.00 0.0 M M M
6/27/2011 7:00 AM 0.00 0.0 M M M
6/28/2011 7:00 AM 0.00 0.0 M M M
6/29/2011 7:00 AM 0.00 0.0 M M M
6/30/2011 7:00 AM 0.03 0.0 M M M Lt Ts ~ 12:50pm (.005) A few sprinkles ~ 3:00pm (T) Sprinkles/lt rain w thunder ~ 4:03-4:35pm (.025)
7/1/2011 7:00 AM 0.10 0.0 M M M Lt afternoon Ts (.01) A few sprinkles ~ 6:25pm (T) Lt shower w thunder ~ 7:10-7:20pm (.005) Lt/mod Ts ~ 8:02-8:45pm (.085)
7/2/2011 7:00 AM 0.04 0.0 M M M Rain shower somtime between 8:00-10:00pm (.04)
7/3/2011 7:00 AM T 0.0 M M M A few sprinkles ~ 12:00pm (T)
7/4/2011 7:00 AM 0.00 0.0 M M M
7/5/2011 7:00 AM 0.02 0.0 M M M Lt rain shower w thunder ~ 3:25-3:35pm (.01) A few sprinkles ~ 5:05pm (T) Occ sprinkles/lt rain ~ 7:00-8:30pm (.01)
7/6/2011 7:00 AM 0.14 0.0 M M M TS ~ 4:30-4:48pm (mod rain 4:35-4:46pm; hvy rain 4:39-4:43pm; street flooding) This was not a 'direct hit'. Main storm north of location (.14)
7/7/2011 7:00 AM 1.21 0.0 M M M TS ~ 3:50-4:18pm (w lt/mod rain 3:59-4:10pm; hvy rain 4:02-4:07pm; street flooding) (.07) Lt rain ~ 5:30-8:20pm w mod/hvy rain for extended duration (1.03) TS sometime after 9:00pm ending ~ 9:40pm (.1) Lt shower sometime between 11:00pm and 2:00am (.01)
7/8/2011 7:00 AM 0.00 0.0 M M M
7/9/2011 7:00 AM 0.48 0.0 M M M Ts w light rain/sprinkles and a couple of brief mod downpours ~ 3:35-3:48pm (.02) TS w lt rain ~ 4:02-4:34pm (mod rain ~ 4:20-4:25pm & lg 'slushy' raindrops ~ 4:31pm) (.15) TS w mod/heavy rain ~ 5:25-6:10pm (.3) A brief lt shower sometime before 9:00pm (.01)
7/10/2011 7:00 AM 0.13 0.0 M M M Lots of lightning/thunder w sprinkles ~ 2:16-2:29pm (brief lt rain 2:19-2:23pm) Brunt of rain was south and east of location. (T) Ts w sprinkles/lt rain ~ 5:20-6:22pm (brief period of lt hail rice/pea ~ 5:35pm; period of lt/mod rain ~ 6:00-6:15pm) (.06) Lt/mod rain sometime between 7:15 and 8:15pm (.07)
7/11/2011 7:00 AM 0.14 0.0 M M M Thunder w sprinkles ~ 2:25-2:50pm (T) Sprinkles ~ 3:25-3:30pm (T) Occ Sprinkles/lt rain 4:05-4:30pm (.01) Ts w lt rain/sprinkles 4:30-6:20pm (.12) Lt shower late evening (.01)Ts w sprinkles/lt rain ~ 5:20-6:22pm (brief period of lt hail rice/pea ~ 5:35pm; period of lt/mod rain ~ 6:00-6:15pm) (.06) Lt/mod rain sometime between 7:15 and 8:15pm (.07)
7/12/2011 7:00 AM 0.12 0.0 M M M Some sprinkles/lt rain ~ 4:15-4:35pm (T) Sprinkles/lt rain ~ 8:45-9:30pm (.01) Late evening/early morning showers (.11)Ts w lt rain/sprinkles 4:30-6:20pm (.12) Lt shower late evening (.01)
7/13/2011 7:00 AM T 0.0 M M M Sprinkles ~ 6:25-6:40pm (T) Sprinkles/lt rain ~ 9:25pm (T)
7/14/2011 7:00 AM 0.02 0.0 M M M Occ sprinkles ~ 1:00-2:15, ending w/ a lt shower. (.01) Brief lt shower ~ 3:05pm (.005) Lt shower ~ 5:25-5:45pm (.005)
7/15/2011 7:00 AM T 0.0 M M M
7/16/2011 7:00 AM 0.00 0.0 M M M
7/17/2011 7:00 AM 0.00 0.0 M M M
7/18/2011 7:00 AM 0.00 0.0 M M M
7/19/2011 7:00 AM 0.01 0.0 M M M Occ sprinkles ~ 1:45-2:10pm (T) More sprinkles ~ 3:35-3:45pm (T) Ts w sprinkles/lt rain ~ 5:25-6:15pm (.01)
7/20/2011 7:00 AM 0.01 0.0 M M M Lt rain shower sometime between 5:30-6:10pm (.01) Sprinkles ~ 6:25-7:15pm (T)
7/21/2011 7:00 AM T 0.0 M M M A few sprinkles ~ 11:07am (T)
7/22/2011 7:00 AM 0.00 0.0 M M M
7/23/2011 7:00 AM 0.00 0.0 M M M
7/24/2011 7:00 AM 0.00 0.0 M M M
7/25/2011 7:00 AM 0.00 0.0 M M M
7/26/2011 7:00 AM T 0.0 M M M Sprinkles w thunder ~ 6:20-6:40pm (T) Sprinkles ~ 8:00-8:20pm (T)
7/27/2011 7:00 AM 0.01 0.0 M M M Sprinkles ~ 2:18pm (T) Sprinkles/lt rain ~ 7:00-7:35pm (.01)
7/28/2011 7:00 AM 0.00 0.0 M M M
7/29/2011 7:00 AM T 0.0 M M M Thunder and sprinkles/lt rain ~ 6:25-6:35pm (T)
7/30/2011 7:00 AM 0.00 0.0 M M M
7/31/2011 7:00 AM 0.07 0.0 M M M TS w lt rain/sprinkles ~ 6:40-7:20pm (.07)
8/1/2011 7:00 AM T M M M M A few sprinkles ~ 5:20pm (T)
8/2/2011 7:00 AM T 0.0 M M M A few sprinkles ~ 5:20pm (T)
8/3/2011 7:00 AM 0.04 0.0 M M M Periods of sprinkles/lt rain ~ 12:15-2:00pm (.02) Sprinkles/lt rain ~ 2:30-2:55pm (T) Sprinkles/lt rain ~ 10:30pm-NA (.02)
8/4/2011 7:00 AM 0.00 0.0 M M M
8/5/2011 7:00 AM T 0.0 M M M A few sprinklels ~ 5:50-6:15pm (T)
8/6/2011 7:00 AM 0.00 0.0 M M M
8/7/2011 7:00 AM 0.00 0.0 M M M
8/8/2011 7:00 AM 0.00 0.0 M M M
8/9/2011 7:00 AM 0.00 0.0 M M M
8/10/2011 7:00 AM 0.00 0.0 M M M
8/11/2011 7:00 AM T 0.0 M M M Sprinkles ~ 3:34-3:45pm (T) Sprinkles ~ 5:35pm (T)
8/12/2011 7:00 AM 0.00 0.0 M M M
8/13/2011 7:00 AM 0.00 0.0 M M M
8/14/2011 7:00 AM 0.00 0.0 M M M
8/15/2011 7:00 AM 0.05 0.0 M M M Sprinkles/lt rain and occasional thunder ~ 2:00-2:50pm (.02) Lt TS ~ 3:35-3:55pm (.03)
8/16/2011 7:00 AM 0.00 0.0 M M M
8/17/2011 7:00 AM 0.09 0.0 M M M Mid-day Ts (.08) (Typical street flodding) Ts w sprinkles/lt rain ~ 4:30-4:50pm (.01) NOTE: Beautiful TRIPLE RAINBOW with this storm!!
8/18/2011 7:00 AM 0.00 0.0 M M M
8/19/2011 7:00 AM 0.00 0.0 M M M Hot, dry afternoon winds pushed temps to upper 90's.
8/20/2011 7:00 AM 0.14 0.0 M M M Sprinkles/lt rain w thunder ~ 5:35-5:50pm (.05) Lt Ts ~ 6:20-6:45pm (.02) Late evening shower (.07)
8/21/2011 7:00 AM 0.01 0.0 M M M A brief overnight shower (.01)
8/22/2011 7:00 AM 0.00 0.0 M M M
8/23/2011 7:00 AM T 0.0 M M M Thunder w a few sprinkles ~ 7:11pm. (T)
8/24/2011 7:00 AM T 0.0 M M M Some sprinkles ~ 4:30pm (T)
8/25/2011 7:00 AM 0.00 0.0 M M M
8/26/2011 7:00 AM 0.00 0.0 M M M
8/27/2011 7:00 AM 0.00 0.0 M M M
8/28/2011 7:00 AM 0.00 0.0 M M M
8/29/2011 7:00 AM 0.28 0.0 M M M Late afternoon lt shower (T) Mid-night rain shower. (.28)
8/30/2011 7:00 AM 0.00 0.0 M M M
8/31/2011 7:00 AM T 0.0 M M M A few sprinkles ~ 2:00-2:20pm (T)
9/1/2011 7:00 AM 0.00 0.0 M M M
9/2/2011 7:00 AM T 0.0 M M M Some sprinkles ~ 5:05-5:20pm (T)
9/3/2011 7:00 AM 0.01 0.0 M M M Thunder w lt rain shower ~ 4:25-4:40pm (.01)
9/4/2011 7:00 AM 0.00 0.0 M M M
9/5/2011 7:00 AM 0.00 0.0 M M M
9/6/2011 7:00 AM 0.00 0.0 M M M
9/7/2011 7:00 AM 0.21 0.0 M M M Occ sprinkles ~ 12:25-2:00pm (T), becoming occ lt rain showers ~ 2:00-4:20pm (.015) Periods of lt rain w occ mod showers ~ 8:00pm to sometime between 5:15 and 6:30am (.195)
9/8/2011 7:00 AM 0.60 0.0 M M M Drizzle/sprinkles ~ 7:20-7:55am (T), becoming lt rain w occ imbedded mod showers 7:55-11:00am(.29) Lt/mod rain continues 11:00am-1:00pm (.26) Lt rain tapering to sprinkles 1:00-2:00pm (.05) Occ sprinkles 2:00-2:45pm (T) A few sprinkles ~ 9:00pm (T)
9/9/2011 7:00 AM 0.00 0.0 M M M
9/10/2011 7:00 AM 0.00 0.0 M M M
9/11/2011 7:00 AM 0.00 0.0 M M M
9/12/2011 7:00 AM 0.00 0.0 M M M
9/13/2011 7:00 AM 0.01 0.0 M M M Sprinkles/lt rain ~ 11:30pm-12:00am (.01)
9/14/2011 7:00 AM 0.01 0.0 M M M Lt rain shower sometime between 11:00pm and 2:30am (.01)
9/15/2011 7:00 AM 1.43 0.0 M M M Occ sprinkles/drizzle ~ 11:30am - 3:00pm (T) Lt/mod rain ~ 5:15-10:30pm (.56) Mod/Lt rain 10:30pm, ending before 6:00am. (.87)
9/16/2011 7:00 AM 0.01 0.0 M M M Sprinkles/lt rain ~ 12:50-1:30pm (T) Sprinkle/lt rain ~ 5:55-6:20p (T) Early morning drizzle after 4:00am (T) and fog. (NOTE: Total accum for the 3 periods was .01)
9/17/2011 7:00 AM 0.00 0.0 M M M
9/18/2011 7:00 AM 0.00 0.0 M M M
9/19/2011 7:00 AM 0.00 0.0 M M M
9/20/2011 7:00 AM 0.00 0.0 M M M
9/21/2011 7:00 AM 0.00 0.0 M M M
9/22/2011 7:00 AM 0.04 0.0 M M M Sprinkles ~ 2:50pm (T) Lt shower ~ 6:20-7:15pm (.04) First (lt/non-killing) frost this morning.
9/23/2011 7:00 AM 0.00 0.0 M M M
9/24/2011 7:00 AM 0.00 0.0 M M M
9/25/2011 7:00 AM 0.00 0.0 M M M
9/26/2011 7:00 AM 0.00 0.0 M M M
9/27/2011 7:00 AM 0.00 0.0 M M M
9/28/2011 7:00 AM 0.00 0.0 M M M
9/29/2011 7:00 AM 0.00 0.0 M M M
9/30/2011 7:00 AM 0.00 0.0 M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes



Observation Date Observation Time Notes Largest Stone Size Average Stone Size Smallest Stone Size Stone Consistency Duration Minutes Durration Accuracy Damage Timing More Rain than Hail Hail Started Largest Hail Started Angle of Impact Number of Stones on Pad Distance Between Stones on Pad Depth of Stones on Ground
5/24/2011 9:45 AM Approx 50-60 stones per sq foot. 1/4" Pea Size 1/4" Pea Size Rice Mixed|Clear Ice|White Ice 5 1min no damage Continuous True After rain Before smaller hail 10-20
7/10/2011 5:35 PM Not observed. From secondary source. 1/4" Pea Size 1/4" Pea Size Rice Soft 2 1min no damage Continuous False After rain Same time as smaller hail