Station Overview Station Location
Station Number ID-BS-1 Latitude 43.6524047
Station Name Boise 12.5 ENE Longitude -115.972948
County Boise Elevation (ft) 3409



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 09 1.21 2.58 31 0.72 4 1.86 27 5 4 0 0.0 0 0
Nov 09 2.62 0.63 28 0.49 7 0.14 21 4 5 1 4.0 1 0
Dec 09 3.11 2.59 32 0.67 7 1.92 25 5 4 1 12.1 4 1
Jan 10 2.52 3.20 31 3.20 19 0.00 12 3 15 0 22.0 5 1
Feb 10 2.09 2.18 27 2.18 16 0.00 11 3 12 1 9.0 5 0
March 10 2.17 1.44 27 1.12 8 0.32 19 3 7 0 0.0 0 0
April 10 1.58 2.30 16 2.30 11 0.00 5 2 11 0 4.1 1 0
May 10 1.61 2.23 31 2.23 12 0.00 19 5 8 1 0.0 0 0
June 10 0.86 1.92 30 1.79 9 0.13 21 5 6 2 0.0 0 0
July 10 0.43 0.24 31 0.05 2 0.19 29 4 2 0 0.0 0 0
Aug 10 0.33 0.39 31 0.08 3 0.31 28 3 2 1 0.0 0 0
Sept 10 0.72 0.00 30 0.00 3 0.00 27 1 0 3 0.0 0 0
Water Year Totals: 19.25" 19.70" 345 days 14.83" 101 4.87" 244 days 43 76 days 10 days 51.2" 16 days 2 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
10/1/2009 **
10/2/2009 **
10/3/2009 **
10/4/2009 **
10/5/2009 **
10/6/2009 **
10/7/2009 **
10/8/2009 **
10/9/2009 **
10/10/2009 **
10/11/2009 **
10/12/2009 **
10/13/2009 **
10/14/2009 **
10/15/2009 **
10/16/2009 1.86
10/17/2009 **
10/18/2009 0.00
10/19/2009 0.36
10/20/2009 0.20
10/21/2009 **
10/22/2009 **
10/23/2009 0.00
10/24/2009 0.10
10/25/2009 **
10/26/2009 0.00
10/27/2009 0.06
10/28/2009 **
10/29/2009 **
10/30/2009 **
10/31/2009 0.00
11/1/2009 0.02
11/2/2009 **
11/3/2009 **
11/4/2009 **
11/5/2009 0.00
11/6/2009
11/7/2009 0.09
11/8/2009 **
11/9/2009 **
11/10/2009 **
11/11/2009 0.00
11/12/2009 0.19
11/13/2009 T
11/14/2009 **
11/15/2009 **
11/16/2009 **
11/17/2009 **
11/18/2009 **
11/19/2009 **
11/20/2009 0.00
11/21/2009 0.04
11/22/2009 0.15
11/23/2009
11/24/2009 0.00
11/25/2009 **
11/26/2009 **
11/27/2009 **
11/28/2009 **
11/29/2009 **
11/30/2009 0.14
12/1/2009 **
12/2/2009 **
12/3/2009 **
12/4/2009 **
12/5/2009 **
12/6/2009 T
12/7/2009 **
12/8/2009 **
12/9/2009 **
12/10/2009 **
12/11/2009 0.00
12/12/2009 0.05
12/13/2009 0.19
12/14/2009 0.00
12/15/2009 0.18 **
12/16/2009 **
12/17/2009 1.92
12/18/2009 **
12/19/2009 **
12/20/2009 **
12/21/2009 0.00
12/22/2009 T
12/23/2009 **
12/24/2009 **
12/25/2009 **
12/26/2009 **
12/27/2009 **
12/28/2009 **
12/29/2009 0.00
12/30/2009 0.25
12/31/2009 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2010 0.60
1/2/2010 0.00
1/3/2010 0.00
1/4/2010 0.04
1/5/2010 0.00
1/6/2010 0.11
1/7/2010 **
1/8/2010 **
1/9/2010 **
1/10/2010 **
1/11/2010 **
1/12/2010 0.00
1/13/2010 0.36
1/14/2010 0.37
1/15/2010 **
1/16/2010 **
1/17/2010 0.00
1/18/2010 0.30
1/19/2010 0.43
1/20/2010 0.02
1/21/2010 0.18
1/22/2010 0.00
1/23/2010 0.03
1/24/2010 0.14
1/25/2010 0.05
1/26/2010 0.19
1/27/2010 0.26
1/28/2010 **
1/29/2010 **
1/30/2010 0.00
1/31/2010 0.12
2/1/2010 0.00
2/2/2010 0.00
2/3/2010 0.06
2/4/2010 0.80
2/5/2010 **
2/6/2010 **
2/7/2010 **
2/8/2010 **
2/9/2010 **
2/10/2010 0.00
2/11/2010 0.02
2/12/2010 0.21
2/13/2010 0.12
2/14/2010 0.03
2/15/2010 0.07
2/16/2010 **
2/17/2010 **
2/18/2010 0.00
2/19/2010 0.08
2/20/2010 T
2/21/2010 0.03
2/22/2010 **
2/23/2010 0.00
2/24/2010 0.51
2/25/2010 0.20
2/26/2010 0.00
2/27/2010 0.05
2/28/2010
3/1/2010
3/2/2010
3/3/2010 0.15
3/4/2010 0.00
3/5/2010 0.14
3/6/2010 **
3/7/2010 **
3/8/2010 **
3/9/2010 **
3/10/2010 **
3/11/2010 **
3/12/2010 **
3/13/2010 **
3/14/2010 **
3/15/2010 **
3/16/2010 **
3/17/2010 **
3/18/2010 **
3/19/2010 **
3/20/2010 0.32
3/21/2010
3/22/2010
3/23/2010 0.03
3/24/2010 **
3/25/2010 0.00
3/26/2010 0.19
3/27/2010 **
3/28/2010 0.00
3/29/2010 0.07
3/30/2010 0.30
3/31/2010 0.24
Day of YearDaily PrcpMultiday Prcp
4/1/2010 **
4/2/2010 0.00
4/3/2010 0.38
4/4/2010 0.02
4/5/2010 0.15
4/6/2010 0.17
4/7/2010 **
4/8/2010 0.00
4/9/2010 0.05
4/10/2010
4/11/2010
4/12/2010
4/13/2010
4/14/2010
4/15/2010
4/16/2010
4/17/2010
4/18/2010
4/19/2010
4/20/2010
4/21/2010 0.90
4/22/2010 0.05
4/23/2010 0.05
4/24/2010
4/25/2010
4/26/2010
4/27/2010 0.05
4/28/2010 0.39
4/29/2010 0.09
4/30/2010 **
5/1/2010 **
5/2/2010 **
5/3/2010 0.00
5/4/2010 0.05
5/5/2010 0.00
5/6/2010 **
5/7/2010 **
5/8/2010 **
5/9/2010 **
5/10/2010 0.00
5/11/2010 0.15
5/12/2010 **
5/13/2010 **
5/14/2010 **
5/15/2010 **
5/16/2010 **
5/17/2010 0.00
5/18/2010 0.03
5/19/2010 0.55
5/20/2010 0.13
5/21/2010 **
5/22/2010 0.00
5/23/2010 0.81
5/24/2010 **
5/25/2010 **
5/26/2010 0.00
5/27/2010 0.38
5/28/2010 0.00
5/29/2010 0.13
5/30/2010 0.00
5/31/2010 T
6/1/2010 **
6/2/2010 0.00
6/3/2010 0.44
6/4/2010 0.32
6/5/2010 0.50
6/6/2010 0.24
6/7/2010 0.11
6/8/2010 **
6/9/2010 0.00
6/10/2010 **
6/11/2010 0.13
6/12/2010 **
6/13/2010 **
6/14/2010 0.00
6/15/2010 T
6/16/2010 T
6/17/2010 **
6/18/2010 **
6/19/2010 **
6/20/2010 0.00
6/21/2010 0.18
6/22/2010 0.00
6/23/2010 **
6/24/2010 **
6/25/2010 **
6/26/2010 **
6/27/2010 **
6/28/2010 **
6/29/2010 **
6/30/2010 **
Day of YearDaily PrcpMultiday Prcp
7/1/2010 **
7/2/2010 0.00
7/3/2010 0.02
7/4/2010 **
7/5/2010 **
7/6/2010 **
7/7/2010 **
7/8/2010 **
7/9/2010 **
7/10/2010 0.00
7/11/2010 0.03
7/12/2010 **
7/13/2010 **
7/14/2010 **
7/15/2010 **
7/16/2010 **
7/17/2010 **
7/18/2010 **
7/19/2010 **
7/20/2010 **
7/21/2010 **
7/22/2010 **
7/23/2010 **
7/24/2010 **
7/25/2010 0.00
7/26/2010 **
7/27/2010 0.19
7/28/2010 **
7/29/2010 **
7/30/2010 **
7/31/2010 **
8/1/2010 **
8/2/2010 **
8/3/2010 **
8/4/2010 **
8/5/2010 **
8/6/2010 **
8/7/2010 0.00
8/8/2010 **
8/9/2010 **
8/10/2010 **
8/11/2010 **
8/12/2010 0.31
8/13/2010 **
8/14/2010 **
8/15/2010 **
8/16/2010 **
8/17/2010 **
8/18/2010 **
8/19/2010 **
8/20/2010 **
8/21/2010 **
8/22/2010 **
8/23/2010 **
8/24/2010 **
8/25/2010 **
8/26/2010 **
8/27/2010 **
8/28/2010 0.00
8/29/2010 0.06
8/30/2010 0.02
8/31/2010 T
9/1/2010 T
9/2/2010 **
9/3/2010 **
9/4/2010 **
9/5/2010 **
9/6/2010 **
9/7/2010 **
9/8/2010 0.00
9/9/2010 T
9/10/2010 T
9/11/2010 **
9/12/2010 **
9/13/2010 **
9/14/2010 **
9/15/2010 **
9/16/2010 **
9/17/2010 **
9/18/2010 **
9/19/2010 **
9/20/2010 **
9/21/2010 **
9/22/2010 **
9/23/2010 **
9/24/2010 **
9/25/2010 **
9/26/2010 **
9/27/2010 **
9/28/2010 **
9/29/2010 **
9/30/2010 **



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/19/2009 8:00 AM 0.36 M M M M
10/20/2009 8:00 AM 0.20 M M M M
10/24/2009 8:00 AM 0.10 M M M M
10/27/2009 8:00 AM 0.06 M M M M Got wild around 7PM last night. Thought the porch was going to go off on a life of its own.
11/1/2009 8:00 AM 0.02 M M M M
11/7/2009 8:00 AM 0.09 M M M M
11/12/2009 8:00 AM 0.19 M M M M
11/13/2009 8:00 AM T M M M M
11/21/2009 8:00 AM 0.04 M M M M Most rainfall was for a short period last night around 7PM.
11/22/2009 8:00 AM 0.15 4.0 M M M
11/24/2009 8:00 AM 0.00 0.0 M M M
12/12/2009 8:00 AM 0.05 1.0 M M M
12/13/2009 8:00 AM 0.19 3.0 M M M
12/14/2009 8:00 AM 0.00 0.0 M M M
12/15/2009 8:00 AM 0.18 4.1 M 4.1 M
12/22/2009 8:00 AM T M M M M Where oh where did the predicted snow go?
12/30/2009 8:00 AM 0.25 4.0 M M M
12/31/2009 8:00 AM 0.00 0.0 M M M
1/1/2010 8:00 AM 0.60 17.0 M 26.0 M
1/2/2010 8:00 AM 0.00 0.0 M M M
1/3/2010 8:00 AM 0.00 0.0 M M M
1/4/2010 8:00 AM 0.04 T M M M
1/5/2010 8:00 AM 0.00 0.0 M M M
1/6/2010 8:00 AM 0.11 M M M M
1/13/2010 8:00 AM 0.36 M M M M Raining... at 32 degrees. Go figure.
1/14/2010 8:00 AM 0.37 M M M M Rained the day before, froze overnight. Couldn't get rain guage apart or off its stand. Hard to empty that way!
1/18/2010 8:00 AM 0.30 M M M M
1/19/2010 8:00 AM 0.43 M M M M
1/20/2010 8:00 AM 0.02 T M M M
1/21/2010 8:00 AM 0.18 1.0 M M M Rain begain around 9ish, turned to snow sometime after midnight. So deck was a frozen mess this AM.
1/22/2010 8:00 AM 0.00 0.0 M M M
1/23/2010 8:00 AM 0.03 1.5 M M M Snow was extra light and fluffy. Seemed to pile up, but with little water content.
1/24/2010 8:00 AM 0.14 M M M M Snowed lightly all day, but no accumulation as temps were running 34-35 all day.
1/25/2010 8:00 AM 0.05 0.5 M M M
1/26/2010 8:00 AM 0.19 T M M M rain during the night, but snow began around 8:00 AM
1/27/2010 8:00 AM 0.26 M M M M
1/31/2010 8:00 AM 0.12 2.0 M M M
2/1/2010 8:00 AM 0.00 0.0 M M M
2/2/2010 8:00 AM 0.00 0.0 M M M
2/3/2010 8:00 AM 0.06 M M M M Just started to snow prior to this report
2/4/2010 8:00 AM 0.80 2.0 M M M An incredibly wet snow that occurred most all day, but kept consolidating as it fell because the temp was 32-34 degrees all day. Ended up only being about 2 inches, but should have been a lot more had the temp been lower.
2/11/2010 8:00 AM 0.02 T M M M
2/12/2010 8:00 AM 0.21 M M M M
2/13/2010 8:00 AM 0.12 M M M M
2/14/2010 8:00 AM 0.03 M M M M
2/15/2010 8:00 AM 0.07 M M M M
2/19/2010 8:00 AM 0.08 1.0 M M M Some of this morning's snow was snow pellets.
2/20/2010 8:00 AM T T M M M
2/21/2010 8:00 AM 0.03 0.4 M M M
2/24/2010 8:00 AM 0.51 5.3 M M M
2/25/2010 8:00 AM 0.20 0.3 M M M
2/26/2010 8:00 AM 0.00 0.0 M M M
2/27/2010 8:00 AM 0.05 M M M M
3/3/2010 8:00 AM 0.15 0.0 M M M
3/4/2010 8:00 AM 0.00 0.0 M M M
3/5/2010 8:00 AM 0.14 M M M M
3/23/2010 8:00 AM 0.03 M M M M Interesting day. Lots of instability, cumulus buildups, and snow pellets off and on throughout the day as a result. Which is where the .03 rain gauge reading came from.
3/26/2010 8:00 AM 0.19 M M M M
3/29/2010 8:00 AM 0.07 M M M M
3/30/2010 8:00 AM 0.30 M M M M
3/31/2010 8:00 AM 0.24 T M M M Actually, snow was snow pellets.
4/3/2010 8:00 AM 0.38 4.1 M M M
4/4/2010 8:00 AM 0.02 T M M M
4/5/2010 8:00 AM 0.15 T M M M
4/6/2010 8:00 AM 0.17 T M M M Snowed off and on all day yesterday, but no real accumulation due to the temperature. Lots of snow pellets at times.
4/9/2010 8:00 AM 0.05 M M M M Brief rain squall in the AM, nothing the rest of the day.
4/21/2010 6:30 AM 0.90 M M M M Rained very hard for quite a while, lots of lightning. Unusual weather for this area.
4/22/2010 8:00 AM 0.05 M M M M
4/23/2010 8:00 AM 0.05 M M M M
4/27/2010 8:00 AM 0.05 M M M M
4/28/2010 8:00 AM 0.39 M M M M Lots of snow... no accumulation!
4/29/2010 8:00 AM 0.09 M M M M For all the activity yesterday, snow, rain, snow pellets twice or three times, we received precious little moisture!
5/4/2010 8:00 AM 0.05 M M M M
5/5/2010 8:00 AM 0.00 0.0 M M M
5/11/2010 8:00 AM 0.15 M M M M
5/18/2010 8:00 AM 0.03 M M M M
5/19/2010 8:00 AM 0.55 M M M M
5/20/2010 8:00 AM 0.13 M M M M
5/23/2010 8:00 AM 0.81 M M M M Snow, sleet, rain, we had it all... sometimes sideways.
5/27/2010 8:00 AM 0.38 M M M M
5/28/2010 8:00 AM 0.00 0.0 M M M
5/29/2010 8:00 AM 0.13 M M M M
5/30/2010 8:00 AM 0.00 0.0 M M M
5/31/2010 8:00 AM T M M M M
6/3/2010 8:00 AM 0.44 M M M M
6/4/2010 8:00 AM 0.32 M M M M
6/5/2010 8:00 AM 0.50 M M M M Most of this fell during the morning hours after the previous day's emptying of the guage. There was a wild storm about 3 PM, but most passed on the north and south of us. Boise proper appears to have received the brunt of this event.
6/6/2010 8:00 AM 0.24 M M M M
6/7/2010 8:00 AM 0.11 M M M M
6/15/2010 8:00 AM T M M M M
6/16/2010 8:00 AM T M M M M
6/21/2010 8:00 AM 0.18 M M M M
6/22/2010 8:00 AM 0.00 0.0 M M M
7/3/2010 8:00 AM 0.02 M M M M One little blast last night. No lightning up here in the foothills.
7/11/2010 8:00 AM 0.03 M M M M Lightning within 2 miles for about 20 minutes, around 3-4 AM.
8/29/2010 8:00 AM 0.06 M M M M
8/30/2010 8:00 AM 0.02 M M M M
8/31/2010 8:00 AM T M M M M
9/1/2010 8:00 AM T M M M M
9/9/2010 8:00 AM T M M M M
9/10/2010 8:00 AM T M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/1/2009 10/16/2009 8:00 AM 16 1.86 M M
10/17/2009 10/18/2009 8:00 AM 2 0.00 M M
10/21/2009 10/23/2009 8:00 AM 3 0.00 M M
10/25/2009 10/26/2009 8:00 PM 2 0.00 M M
10/28/2009 10/31/2009 8:00 AM 4 0.00 M M
11/2/2009 11/05/2009 8:00 AM 4 0.00 M M
11/8/2009 11/11/2009 8:00 AM 4 0.00 M M
11/14/2009 11/20/2009 8:00 AM 7 0.00 M M
11/25/2009 11/30/2009 8:00 AM 6 0.14 M M
12/1/2009 12/06/2009 8:00 AM 6 T T M
12/7/2009 12/11/2009 8:00 AM 5 0.00 M M
12/15/2009 12/17/2009 8:00 AM 3 1.92 18.0 M
12/18/2009 12/21/2009 8:00 AM 4 0.00 M M
12/23/2009 12/29/2009 8:00 AM 7 0.00 M M
1/7/2010 1/12/2010 8:00 AM 6 0.00 M M
1/15/2010 1/17/2010 8:00 AM 3 0.00 M M
1/28/2010 1/30/2010 8:00 AM 3 0.00 M M
2/5/2010 2/10/2010 8:00 AM 6 0.00 M M
2/16/2010 2/18/2010 8:00 AM 3 0.00 M M
2/22/2010 2/23/2010 8:00 AM 2 0.00 M M
3/6/2010 3/20/2010 8:00 AM 15 0.32 M M
3/24/2010 3/25/2010 8:00 AM 2 0.00 M M
3/27/2010 3/28/2010 8:00 AM 2 0.00 M M
4/1/2010 4/02/2010 8:00 AM 2 0.00 M M
4/7/2010 4/08/2010 8:00 AM 2 0.00 M M
4/30/2010 5/03/2010 8:00 AM 4 0.00 M M
5/6/2010 5/10/2010 8:00 AM 5 0.00 M M
5/12/2010 5/17/2010 8:00 AM 6 0.00 M M
5/21/2010 5/22/2010 8:00 AM 2 0.00 M M
5/24/2010 5/26/2010 8:00 AM 3 0.00 M M
6/1/2010 6/02/2010 8:00 AM 2 0.00 M M
6/8/2010 6/09/2010 8:00 AM 2 0.00 M M
6/10/2010 6/11/2010 8:00 AM 2 0.13 M M
6/12/2010 6/14/2010 8:00 AM 3 0.00 M M
6/17/2010 6/20/2010 8:00 AM 4 0.00 M M
6/23/2010 7/02/2010 8:00 AM 10 0.00 M M
7/4/2010 7/10/2010 8:00 AM 7 0.00 M M
7/12/2010 7/25/2010 8:00 AM 14 0.00 M M
7/26/2010 7/27/2010 8:00 AM 2 0.19 M M
7/28/2010 8/07/2010 8:00 AM 11 0.00 M M
8/8/2010 8/12/2010 8:00 AM 5 0.31 M M
8/13/2010 8/28/2010 8:00 AM 16 0.00 M M
9/2/2010 9/08/2010 8:00 AM 7 0.00 M M
9/11/2010 10/02/2010 8:00 AM 22 0.00 M M



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