Station Overview Station Location
Station Number CO-BO-353 Latitude 40.1706502
Station Name Longmont 0.9 E Longitude -105.0950177
County Boulder Elevation (ft) 4990



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 12 0.91 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 12 0.82 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 12 0.57 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 13 0.38 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 13 0.43 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 13 1.48 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 13 1.85 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 13 2.28 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 13 1.71 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 13 1.26 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 13 1.28 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 13 1.35 7.52 27 6.96 16 0.56 11 4 10 0 0.0 0 0
Water Year Totals: 14.32" 7.52" 27 days 6.96" 16 0.56" 11 days 4 10 days 0 days 0.0" 0 days 0 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
10/1/2012
10/2/2012
10/3/2012
10/4/2012
10/5/2012
10/6/2012
10/7/2012
10/8/2012
10/9/2012
10/10/2012
10/11/2012
10/12/2012
10/13/2012
10/14/2012
10/15/2012
10/16/2012
10/17/2012
10/18/2012
10/19/2012
10/20/2012
10/21/2012
10/22/2012
10/23/2012
10/24/2012
10/25/2012
10/26/2012
10/27/2012
10/28/2012
10/29/2012
10/30/2012
10/31/2012
11/1/2012
11/2/2012
11/3/2012
11/4/2012
11/5/2012
11/6/2012
11/7/2012
11/8/2012
11/9/2012
11/10/2012
11/11/2012
11/12/2012
11/13/2012
11/14/2012
11/15/2012
11/16/2012
11/17/2012
11/18/2012
11/19/2012
11/20/2012
11/21/2012
11/22/2012
11/23/2012
11/24/2012
11/25/2012
11/26/2012
11/27/2012
11/28/2012
11/29/2012
11/30/2012
12/1/2012
12/2/2012
12/3/2012
12/4/2012
12/5/2012
12/6/2012
12/7/2012
12/8/2012
12/9/2012
12/10/2012
12/11/2012
12/12/2012
12/13/2012
12/14/2012
12/15/2012
12/16/2012
12/17/2012
12/18/2012
12/19/2012
12/20/2012
12/21/2012
12/22/2012
12/23/2012
12/24/2012
12/25/2012
12/26/2012
12/27/2012
12/28/2012
12/29/2012
12/30/2012
12/31/2012
Day of YearDaily PrcpMultiday Prcp
1/1/2013
1/2/2013
1/3/2013
1/4/2013
1/5/2013
1/6/2013
1/7/2013
1/8/2013
1/9/2013
1/10/2013
1/11/2013
1/12/2013
1/13/2013
1/14/2013
1/15/2013
1/16/2013
1/17/2013
1/18/2013
1/19/2013
1/20/2013
1/21/2013
1/22/2013
1/23/2013
1/24/2013
1/25/2013
1/26/2013
1/27/2013
1/28/2013
1/29/2013
1/30/2013
1/31/2013
2/1/2013
2/2/2013
2/3/2013
2/4/2013
2/5/2013
2/6/2013
2/7/2013
2/8/2013
2/9/2013
2/10/2013
2/11/2013
2/12/2013
2/13/2013
2/14/2013
2/15/2013
2/16/2013
2/17/2013
2/18/2013
2/19/2013
2/20/2013
2/21/2013
2/22/2013
2/23/2013
2/24/2013
2/25/2013
2/26/2013
2/27/2013
2/28/2013
3/1/2013
3/2/2013
3/3/2013
3/4/2013
3/5/2013
3/6/2013
3/7/2013
3/8/2013
3/9/2013
3/10/2013
3/11/2013
3/12/2013
3/13/2013
3/14/2013
3/15/2013
3/16/2013
3/17/2013
3/18/2013
3/19/2013
3/20/2013
3/21/2013
3/22/2013
3/23/2013
3/24/2013
3/25/2013
3/26/2013
3/27/2013
3/28/2013
3/29/2013
3/30/2013
3/31/2013
Day of YearDaily PrcpMultiday Prcp
4/1/2013
4/2/2013
4/3/2013
4/4/2013
4/5/2013
4/6/2013
4/7/2013
4/8/2013
4/9/2013
4/10/2013
4/11/2013
4/12/2013
4/13/2013
4/14/2013
4/15/2013
4/16/2013
4/17/2013
4/18/2013
4/19/2013
4/20/2013
4/21/2013
4/22/2013
4/23/2013
4/24/2013
4/25/2013
4/26/2013
4/27/2013
4/28/2013
4/29/2013
4/30/2013
5/1/2013
5/2/2013
5/3/2013
5/4/2013
5/5/2013
5/6/2013
5/7/2013
5/8/2013
5/9/2013
5/10/2013
5/11/2013
5/12/2013
5/13/2013
5/14/2013
5/15/2013
5/16/2013
5/17/2013
5/18/2013
5/19/2013
5/20/2013
5/21/2013
5/22/2013
5/23/2013
5/24/2013
5/25/2013
5/26/2013
5/27/2013
5/28/2013
5/29/2013
5/30/2013
5/31/2013
6/1/2013
6/2/2013
6/3/2013
6/4/2013
6/5/2013
6/6/2013
6/7/2013
6/8/2013
6/9/2013
6/10/2013
6/11/2013
6/12/2013
6/13/2013
6/14/2013
6/15/2013
6/16/2013
6/17/2013
6/18/2013
6/19/2013
6/20/2013
6/21/2013
6/22/2013
6/23/2013
6/24/2013
6/25/2013
6/26/2013
6/27/2013
6/28/2013
6/29/2013
6/30/2013
Day of YearDaily PrcpMultiday Prcp
7/1/2013
7/2/2013
7/3/2013
7/4/2013
7/5/2013
7/6/2013
7/7/2013
7/8/2013
7/9/2013
7/10/2013
7/11/2013
7/12/2013
7/13/2013
7/14/2013
7/15/2013
7/16/2013
7/17/2013
7/18/2013
7/19/2013
7/20/2013
7/21/2013
7/22/2013
7/23/2013
7/24/2013
7/25/2013
7/26/2013
7/27/2013
7/28/2013
7/29/2013
7/30/2013
7/31/2013
8/1/2013
8/2/2013
8/3/2013
8/4/2013
8/5/2013
8/6/2013
8/7/2013
8/8/2013
8/9/2013
8/10/2013
8/11/2013
8/12/2013
8/13/2013
8/14/2013
8/15/2013
8/16/2013
8/17/2013
8/18/2013
8/19/2013
8/20/2013
8/21/2013
8/22/2013
8/23/2013
8/24/2013
8/25/2013
8/26/2013
8/27/2013
8/28/2013
8/29/2013
8/30/2013
8/31/2013
9/1/2013
9/2/2013
9/3/2013 0.00
9/4/2013 0.00
9/5/2013 0.00
9/6/2013 0.00
9/7/2013
9/8/2013 0.00
9/9/2013 0.00
9/10/2013 1.59
9/11/2013 0.47
9/12/2013 2.08
9/13/2013 0.60
9/14/2013
9/15/2013 0.03
9/16/2013 1.74
9/17/2013 **
9/18/2013 0.00
9/19/2013 0.26
9/20/2013 0.01 **
9/21/2013 **
9/22/2013 **
9/23/2013 0.56
9/24/2013 **
9/25/2013 **
9/26/2013 0.00
9/27/2013 0.02
9/28/2013 0.16
9/29/2013 **
9/30/2013 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
9/3/2013 8:00 AM 0.00 0.0 M M M Dry conditions yesterday and this morning
9/4/2013 8:00 AM 0.00 0.0 M M M No rain
9/5/2013 8:00 AM 0.00 0.0 M M M No precipitation
9/6/2013 8:00 AM 0.00 0.0 M M M No rain.
9/8/2013 8:00 AM 0.00 0.0 M M M
9/9/2013 8:00 AM 0.00 0.0 M M M
9/10/2013 8:00 AM 1.59 M M M M Rained hard for about 15 minutes, then steadily until late last night.
9/11/2013 8:00 AM 0.47 M M M M Steady, light rain yesterday morning until 10:00ish, then intermittent showers until 7:30 ish pm
9/12/2013 8:00 AM 2.08 M M M M Steady rain all day yesterday, with periods of heavier rain off and on, it is still raining 24 hours later.
9/13/2013 8:00 AM 0.60 M M M M Rained all day yesterday, with intermittent stops around 12:30 to 1:30pm
9/15/2013 9:00 AM 0.03 M M M M I was not able to check yesterday, so that is the total for Friday and Saturday. No additional flooding reported.
9/16/2013 8:00 AM 1.74 M M M M No additional flooding, just more water where there had been.
9/19/2013 8:00 AM 0.26 M M M M
9/20/2013 8:00 AM 0.01 M M M M It may have been dew - but there something in the gauge!
9/27/2013 8:00 AM 0.02 M M M M There was a misty drizzle Thursday night, not much precipitation accumulated.
9/28/2013 8:00 AM 0.16 M M M M Drizzle all day, rain for awhile in the afternoon



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
9/17/2013 9/18/2013 9:00 AM 2 0.00 0.0 0.00 No precipitation in last 2 days
9/20/2013 9/23/2013 8:00 AM 4 0.56 M M The precipitation fell Sunday night and Monday morning.
9/24/2013 9/26/2013 8:00 AM 3 0.00 0.0 0.00 No precipiatation
9/29/2013 9/30/2013 8:00 AM 2 0.00 0.0 0.00 No precipitation this weekend.



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