Station Overview Station Location
Station Number MD-BL-30 Latitude 39.27497
Station Name Catonsville 1.5 WNW Longitude -76.76673
County Baltimore Elevation (ft) 456



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 3.74 10.38 31 10.38 31 0.00 0 0 12 0 0.0 0 0
Nov 12 3.61 0.13 2 0.13 2 0.00 0 0 2 0 0.0 0 0
Dec 12 3.52 3.38 8 3.38 8 0.00 0 0 8 0 2.1 3 0
Jan 13 3.30 4.47 7 4.47 7 0.00 0 0 7 0 1.9 2 0
Feb 13 3.01 1.27 7 1.27 7 0.00 0 0 7 0 3.2 3 0
March 13 4.02 0.36 1 0.36 1 0.00 0 0 1 0 1.9 1 0
April 13 3.61 0.02 1 0.02 1 0.00 0 0 1 0 0.0 0 0
May 13 4.46 4.45 12 4.45 12 0.00 0 0 12 0 0.0 0 0
June 13 3.79 7.56 8 7.56 8 0.00 0 0 8 0 0.0 0 0
July 13 4.07 1.68 8 1.25 5 0.43 3 1 5 0 0.0 0 0
Aug 13 3.21 2.79 6 2.79 6 0.00 0 0 6 0 0.0 0 0
Sept 13 4.10 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 44.44" 36.49" 91 days 36.06" 88 0.43" 3 days 1 69 days 0 days 9.1" 9 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 0.13
10/2/2012 0.13
10/3/2012 1.19
10/4/2012 0.00
10/5/2012 0.00
10/6/2012 0.00
10/7/2012 0.02
10/8/2012 0.09
10/9/2012 0.04
10/10/2012 0.03
10/11/2012 0.00
10/12/2012 0.00
10/13/2012 0.00
10/14/2012 0.00
10/15/2012 0.00
10/16/2012 0.56
10/17/2012 0.00
10/18/2012 0.00
10/19/2012 0.00
10/20/2012 0.48
10/21/2012 0.00
10/22/2012 0.00
10/23/2012 0.00
10/24/2012 0.00
10/25/2012 0.00
10/26/2012 0.00
10/27/2012 0.00
10/28/2012 0.00
10/29/2012 0.84
10/30/2012 6.62
10/31/2012 0.25
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 0.03
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 0.10
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 0.02
12/8/2012 0.03
12/9/2012 0.11
12/10/2012 0.21
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 1.28
12/22/2012
12/23/2012
12/24/2012
12/25/2012 0.22
12/26/2012
12/27/2012 1.43
12/28/2012
12/29/2012
12/30/2012 0.08
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 0.19
1/13/2013
1/14/2013
1/15/2013 0.44
1/16/2013 1.01
1/17/2013
1/18/2013
1/19/2013
1/20/2013
1/21/2013
1/22/2013
1/23/2013
1/24/2013 0.06
1/25/2013
1/26/2013 0.07
1/27/2013
1/28/2013 0.12
1/29/2013
1/30/2013
1/31/2013 2.58
2/1/2013 0.02
2/2/2013
2/3/2013 0.05
2/4/2013
2/5/2013
2/6/2013
2/7/2013
2/8/2013
2/9/2013
2/10/2013 0.11
2/11/2013 0.35
2/12/2013
2/13/2013
2/14/2013 0.37
2/15/2013
2/16/2013 0.18
2/17/2013
2/18/2013
2/19/2013
2/20/2013
2/21/2013
2/22/2013
2/23/2013 0.19
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 0.36
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 0.02
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 1.05
5/9/2013 0.05
5/10/2013
5/11/2013 1.07
5/12/2013 0.80
5/13/2013
5/14/2013
5/15/2013 0.02
5/16/2013 0.09
5/17/2013 0.01
5/18/2013
5/19/2013
5/20/2013 0.08
5/21/2013
5/22/2013
5/23/2013 0.04
5/24/2013 1.02
5/25/2013
5/26/2013
5/27/2013
5/28/2013 0.14
5/29/2013 0.08
5/30/2013
5/31/2013
6/1/2013
6/2/2013
6/3/2013 0.80
6/4/2013
6/5/2013
6/6/2013
6/7/2013 1.56
6/8/2013
6/9/2013
6/10/2013 0.51
6/11/2013 1.96
6/12/2013
6/13/2013 0.05
6/14/2013 1.30
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 0.28
6/27/2013 1.10
6/28/2013
6/29/2013
6/30/2013
Day of YearDaily PrcpMultiday Prcp
7/1/2013 0.43
7/2/2013 0.18 **
7/3/2013 **
7/4/2013 0.43
7/5/2013
7/6/2013
7/7/2013
7/8/2013 0.08
7/9/2013
7/10/2013
7/11/2013 0.22
7/12/2013 0.34
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 0.39
8/2/2013
8/3/2013
8/4/2013
8/5/2013
8/6/2013
8/7/2013 0.34
8/8/2013 0.40
8/9/2013 1.29
8/10/2013 0.32
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 0.05
8/28/2013
8/29/2013
8/30/2013
8/31/2013
9/1/2013
9/2/2013
9/3/2013
9/4/2013
9/5/2013
9/6/2013
9/7/2013
9/8/2013
9/9/2013
9/10/2013
9/11/2013
9/12/2013
9/13/2013
9/14/2013
9/15/2013
9/16/2013
9/17/2013
9/18/2013
9/19/2013
9/20/2013
9/21/2013
9/22/2013
9/23/2013
9/24/2013
9/25/2013
9/26/2013
9/27/2013
9/28/2013
9/29/2013
9/30/2013



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2012 7:00 AM 0.13 M M M M
10/2/2012 7:00 AM 0.13 M M M M
10/3/2012 7:00 AM 1.19 M M M M
10/4/2012 7:00 AM 0.00 0.0 M M M
10/5/2012 7:00 AM 0.00 0.0 M M M
10/6/2012 7:00 AM 0.00 0.0 M M M
10/7/2012 8:30 AM 0.02 M M M M
10/8/2012 7:00 AM 0.09 M M M M
10/9/2012 7:00 AM 0.04 M M M M
10/10/2012 7:00 AM 0.03 M M M M
10/11/2012 7:00 AM 0.00 0.0 M M M
10/12/2012 7:00 AM 0.00 0.0 M M M
10/13/2012 7:00 AM 0.00 0.0 M M M
10/14/2012 7:00 AM 0.00 0.0 M M M
10/15/2012 7:00 AM 0.00 0.0 M M M
10/16/2012 7:00 AM 0.56 M M M M
10/17/2012 7:00 AM 0.00 0.0 M M M
10/18/2012 7:00 AM 0.00 0.0 M M M
10/19/2012 7:00 AM 0.00 0.0 M M M
10/20/2012 7:00 AM 0.48 M M M M
10/21/2012 7:00 AM 0.00 0.0 M M M
10/22/2012 7:00 AM 0.00 0.0 M M M
10/23/2012 7:00 AM 0.00 0.0 M M M
10/24/2012 7:00 AM 0.00 0.0 M M M
10/25/2012 7:00 AM 0.00 0.0 M M M
10/26/2012 7:00 AM 0.00 0.0 M M M
10/27/2012 7:00 AM 0.00 0.0 M M M
10/28/2012 7:00 AM 0.00 0.0 M M M
10/29/2012 7:00 AM 0.84 M M M M
10/30/2012 8:00 AM 6.62 M M M M
10/31/2012 7:00 AM 0.25 M M M M
11/14/2012 7:00 AM 0.03 M M M M
11/27/2012 7:00 AM 0.10 M M M M
12/7/2012 7:00 AM 0.02 M M M M
12/8/2012 7:00 AM 0.03 M M M M
12/9/2012 7:00 AM 0.11 M M M M
12/10/2012 7:00 AM 0.21 M M M M
12/21/2012 7:00 AM 1.28 M M M M
12/25/2012 7:00 AM 0.22 0.5 M M M Precipitation fell mostly as snow but some rain/snow mix
12/27/2012 7:00 AM 1.43 1.3 M M M
12/30/2012 7:00 AM 0.08 0.3 0.08 M M
1/12/2013 7:00 AM 0.19 M M M M
1/15/2013 7:00 AM 0.44 M M M M
1/16/2013 7:00 AM 1.01 M M M M
1/24/2013 7:00 AM 0.06 0.9 0.06 M M
1/26/2013 7:00 AM 0.07 1.0 0.70 M M
1/28/2013 10:00 AM 0.12 T M M M Mixture of sleet and freezing rain
1/31/2013 7:00 AM 2.58 M M M M
2/1/2013 7:00 AM 0.02 0.8 M M M Snow ratio seems abnormally high. Not sure why. But both measurements are valid.
2/3/2013 7:00 AM 0.05 0.9 0.05 M M
2/10/2013 7:00 AM 0.11 M M M M
2/11/2013 7:00 AM 0.35 M M M M
2/14/2013 7:00 AM 0.37 1.5 M M M Some rain gauge spillage due to my forgetting to remove the top and tube when snow changeover occurred.
2/16/2013 7:00 AM 0.18 T M M M
2/23/2013 8:55 AM 0.19 T M M M Trace of freezing rain
3/6/2013 7:00 AM 0.36 1.9 M M M
4/15/2013 7:00 AM 0.02 M M M M
5/8/2013 7:00 AM 1.05 M M M M
5/9/2013 7:00 AM 0.05 M M M M
5/11/2013 7:00 AM 1.07 M M M M
5/12/2013 7:00 AM 0.80 M M M M
5/15/2013 7:00 AM 0.02 M M M M
5/16/2013 7:00 AM 0.09 M M M M
5/17/2013 7:00 AM 0.01 M M M M
5/20/2013 1:00 PM 0.08 M M M M
5/23/2013 7:00 AM 0.04 M M M M
5/24/2013 7:00 AM 1.02 M M M M
5/28/2013 9:00 AM 0.14 M M M M
5/29/2013 7:00 AM 0.08 M M M M
6/3/2013 7:00 AM 0.80 M M M M
6/7/2013 7:00 AM 1.56 M M M M small amount spilled when measuring
6/10/2013 7:00 AM 0.51 M M M M
6/11/2013 7:00 AM 1.96 M M M M
6/13/2013 7:00 AM 0.05 M M M M
6/14/2013 8:00 AM 1.30 M M M M
6/26/2013 7:00 AM 0.28 M M M M
6/27/2013 7:00 AM 1.10 M M M M
7/1/2013 7:00 AM 0.43 M M M M
7/2/2013 7:00 AM 0.18 M M M M
7/8/2013 7:00 AM 0.08 M M M M
7/11/2013 7:20 AM 0.22 M M M M
7/12/2013 7:40 AM 0.34 M M M M
8/1/2013 7:00 AM 0.39 M M M M
8/7/2013 7:00 AM 0.34 M M M M
8/8/2013 7:00 AM 0.40 M M M M
8/9/2013 7:00 AM 1.29 M M M M
8/10/2013 7:00 AM 0.32 M M M M
8/27/2013 7:00 AM 0.05 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
7/2/2013 7/04/2013 8:00 AM 3 0.43 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