Station Overview Station Location
Station Number MD-HR-11 Latitude 39.538517
Station Name Bel Air 1.7 W Longitude -76.378792
County Harford Elevation (ft) 433



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 18 4.10 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 18 3.85 8.92 17 8.92 17 0.00 0 0 13 0 0.0 0 1
Dec 18 3.84 6.12 10 6.12 10 0.00 0 0 10 0 0.0 0 0
Jan 19 3.39 4.86 16 4.86 16 0.00 0 0 13 2 6.0 4 2
Feb 19 2.96 2.61 19 2.61 19 0.00 0 0 10 4 8.0 3 3
March 19 4.39 6.69 15 6.69 15 0.00 0 0 12 0 3.0 2 1
April 19 3.84 2.12 14 2.12 14 0.00 0 0 12 2 0.0 0 0
May 19 4.56 7.58 24 6.38 22 1.20 2 1 17 2 0.0 0 0
June 19 4.08 2.74 21 2.74 9 0.00 12 0 8 1 0.0 0 0
July 19 4.95 7.62 18 5.24 9 2.38 9 1 6 1 0.0 0 0
Aug 19 3.91 1.27 14 1.27 14 0.00 0 0 8 0 0.0 0 0
Sept 19 4.49 0.78 29 0.78 29 0.00 0 0 7 5 0.0 0 0
Water Year Totals: 48.36" 51.31" 197 days 47.73" 174 3.58" 23 days 2 116 days 17 days 17.0" 9 days 7 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
10/1/2018
10/2/2018
10/3/2018
10/4/2018
10/5/2018
10/6/2018
10/7/2018
10/8/2018
10/9/2018
10/10/2018
10/11/2018
10/12/2018
10/13/2018
10/14/2018
10/15/2018
10/16/2018
10/17/2018
10/18/2018
10/19/2018
10/20/2018
10/21/2018
10/22/2018
10/23/2018
10/24/2018
10/25/2018
10/26/2018
10/27/2018
10/28/2018
10/29/2018
10/30/2018
10/31/2018
11/1/2018
11/2/2018 0.04
11/3/2018 1.44
11/4/2018 0.04
11/5/2018 0.18
11/6/2018 0.78
11/7/2018 0.66
11/8/2018 0.00
11/9/2018
11/10/2018 0.83
11/11/2018
11/12/2018
11/13/2018 1.01
11/14/2018 0.05
11/15/2018
11/16/2018 1.30
11/17/2018 0.00
11/18/2018 0.00
11/19/2018 0.00
11/20/2018 0.01
11/21/2018
11/22/2018
11/23/2018
11/24/2018
11/25/2018 2.05
11/26/2018
11/27/2018 0.53
11/28/2018
11/29/2018
11/30/2018
12/1/2018
12/2/2018 0.61
12/3/2018 0.05
12/4/2018
12/5/2018
12/6/2018
12/7/2018
12/8/2018
12/9/2018
12/10/2018
12/11/2018
12/12/2018
12/13/2018
12/14/2018
12/15/2018 0.52
12/16/2018 1.53
12/17/2018 0.34
12/18/2018
12/19/2018
12/20/2018
12/21/2018 1.71
12/22/2018 0.07
12/23/2018
12/24/2018 0.03
12/25/2018
12/26/2018
12/27/2018
12/28/2018 0.70
12/29/2018 0.56
12/30/2018
12/31/2018
Day of YearDaily PrcpMultiday Prcp
1/1/2019 0.83
1/2/2019
1/3/2019
1/4/2019
1/5/2019 0.25
1/6/2019 0.05
1/7/2019
1/8/2019 0.20
1/9/2019 0.14
1/10/2019 T
1/11/2019
1/12/2019 0.00
1/13/2019 0.24
1/14/2019 0.05
1/15/2019
1/16/2019
1/17/2019
1/18/2019 0.10
1/19/2019
1/20/2019 1.33
1/21/2019 0.13
1/22/2019
1/23/2019
1/24/2019 0.64
1/25/2019 0.69
1/26/2019
1/27/2019
1/28/2019
1/29/2019
1/30/2019 0.21
1/31/2019 T
2/1/2019
2/2/2019 0.07
2/3/2019 T
2/4/2019 T
2/5/2019 T
2/6/2019 0.00
2/7/2019 0.25
2/8/2019 0.02
2/9/2019 0.03
2/10/2019
2/11/2019 0.27
2/12/2019 0.52
2/13/2019
2/14/2019
2/15/2019
2/16/2019
2/17/2019
2/18/2019 0.37
2/19/2019 T
2/20/2019 0.00
2/21/2019 0.52
2/22/2019 0.00
2/23/2019 0.00
2/24/2019 0.45
2/25/2019 0.11
2/26/2019 0.00
2/27/2019
2/28/2019
3/1/2019 0.20
3/2/2019 0.58
3/3/2019 0.02
3/4/2019 0.83
3/5/2019 0.00
3/6/2019 0.00
3/7/2019 0.00
3/8/2019
3/9/2019 0.08
3/10/2019 0.59
3/11/2019 0.05
3/12/2019
3/13/2019
3/14/2019
3/15/2019
3/16/2019 0.23
3/17/2019
3/18/2019
3/19/2019
3/20/2019
3/21/2019 0.09
3/22/2019 3.87
3/23/2019 0.04
3/24/2019
3/25/2019
3/26/2019 0.11
3/27/2019
3/28/2019
3/29/2019
3/30/2019
3/31/2019
Day of YearDaily PrcpMultiday Prcp
4/1/2019
4/2/2019
4/3/2019 0.02
4/4/2019
4/5/2019
4/6/2019 0.15
4/7/2019
4/8/2019 T
4/9/2019 T
4/10/2019
4/11/2019
4/12/2019
4/13/2019 0.45
4/14/2019 0.02
4/15/2019 0.33
4/16/2019
4/17/2019
4/18/2019
4/19/2019
4/20/2019 0.43
4/21/2019
4/22/2019
4/23/2019
4/24/2019 0.02
4/25/2019 0.02
4/26/2019 0.23
4/27/2019 0.39
4/28/2019
4/29/2019 0.04
4/30/2019 0.02
5/1/2019 T
5/2/2019
5/3/2019 0.06
5/4/2019 0.19
5/5/2019 0.27
5/6/2019 1.06
5/7/2019
5/8/2019 0.00
5/9/2019 0.00
5/10/2019 **
5/11/2019 1.20
5/12/2019 0.55
5/13/2019 1.09
5/14/2019 0.57
5/15/2019 0.03
5/16/2019 0.04
5/17/2019 0.04
5/18/2019
5/19/2019
5/20/2019
5/21/2019 T
5/22/2019 0.00
5/23/2019
5/24/2019 0.13
5/25/2019
5/26/2019 0.11
5/27/2019 0.47
5/28/2019 0.03
5/29/2019 0.33
5/30/2019 0.50
5/31/2019 0.91
6/1/2019
6/2/2019 T
6/3/2019 0.10
6/4/2019
6/5/2019
6/6/2019 0.20
6/7/2019 0.03
6/8/2019
6/9/2019
6/10/2019 0.23
6/11/2019 0.66
6/12/2019
6/13/2019 0.49
6/14/2019 0.81
6/15/2019
6/16/2019
6/17/2019 0.22
6/18/2019
6/19/2019 **
6/20/2019 **
6/21/2019 **
6/22/2019 **
6/23/2019 **
6/24/2019 **
6/25/2019 **
6/26/2019 **
6/27/2019 **
6/28/2019 **
6/29/2019 **
6/30/2019 **
Day of YearDaily PrcpMultiday Prcp
7/1/2019 **
7/2/2019 **
7/3/2019 **
7/4/2019 **
7/5/2019 **
7/6/2019 **
7/7/2019 **
7/8/2019 **
7/9/2019 2.38
7/10/2019
7/11/2019 0.40
7/12/2019 2.35
7/13/2019
7/14/2019 0.00
7/15/2019
7/16/2019
7/17/2019
7/18/2019 1.40
7/19/2019 0.18
7/20/2019
7/21/2019
7/22/2019 0.04
7/23/2019 0.87
7/24/2019
7/25/2019
7/26/2019
7/27/2019
7/28/2019
7/29/2019 0.00
7/30/2019 T
7/31/2019
8/1/2019
8/2/2019 0.01
8/3/2019
8/4/2019
8/5/2019
8/6/2019
8/7/2019
8/8/2019 0.49
8/9/2019 0.00
8/10/2019 0.00
8/11/2019 0.00
8/12/2019 0.00
8/13/2019 0.00
8/14/2019 0.06
8/15/2019 0.06
8/16/2019
8/17/2019
8/18/2019
8/19/2019 0.20
8/20/2019
8/21/2019
8/22/2019 0.03
8/23/2019
8/24/2019 0.34
8/25/2019
8/26/2019
8/27/2019
8/28/2019
8/29/2019 0.08
8/30/2019
8/31/2019 0.00
9/1/2019 0.00
9/2/2019 0.02
9/3/2019 0.18
9/4/2019 0.00
9/5/2019 T
9/6/2019 T
9/7/2019 T
9/8/2019 0.00
9/9/2019 0.00
9/10/2019 T
9/11/2019 0.00
9/12/2019 0.27
9/13/2019 0.23
9/14/2019 0.00
9/15/2019 0.02
9/16/2019 0.00
9/17/2019 0.00
9/18/2019 0.00
9/19/2019 0.00
9/20/2019 0.00
9/21/2019 0.00
9/22/2019 0.00
9/23/2019 0.00
9/24/2019 0.03
9/25/2019 0.00
9/26/2019
9/27/2019 T
9/28/2019 0.00
9/29/2019 0.00
9/30/2019 0.03



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
11/2/2018 7:00 AM 0.04 M M M M
11/3/2018 7:00 AM 1.44 M M M M
11/4/2018 7:00 AM 0.04 M M M M frost
11/5/2018 7:00 AM 0.18 M M M M raining, 48 degrees F
11/6/2018 7:00 AM 0.78 M M M M light rain. 51 degrees, wind
11/7/2018 7:00 AM 0.66 M M M M bright
11/8/2018 7:00 AM 0.00 M M M M
11/10/2018 7:00 AM 0.83 M M M M strong wind gusts
11/13/2018 7:00 AM 1.01 M M M M light rain. 42 degrees
11/14/2018 7:00 AM 0.05 M M M M
11/16/2018 7:00 AM 1.30 M 0.05 4.0 0.05
11/17/2018 7:00 AM 0.00 M M T T
11/18/2018 7:00 AM 0.00 M M T T
11/19/2018 7:00 AM 0.00 M M T T
11/20/2018 7:00 AM 0.01 M M M M
11/25/2018 6:17 AM 2.05 M M M M slight glimpse of moon after stormy evening yesterday
11/27/2018 7:00 AM 0.53 M M M M
12/2/2018 7:00 AM 0.61 M M M M light rain, fog
12/3/2018 7:00 AM 0.05 M M M M air not so damp this a.m.
12/15/2018 7:00 AM 0.52 M M M M light rain, warm at 46 detrees F
12/16/2018 7:00 AM 1.53 M M M M light drizzle
12/17/2018 7:00 AM 0.34 M M M M clearing skies
12/21/2018 7:00 AM 1.71 M M M M Light rail, fog, 59 Dec F
12/22/2018 7:00 AM 0.07 M M M M relatively clear skies, lower humidity, wind, 41 Dec, huge change from yesterday!
12/24/2018 7:00 AM 0.03 M M M M
12/28/2018 7:30 AM 0.70 M M M M heavy rain
12/29/2018 7:00 AM 0.56 M M M M sun rising to dry skies, very damp ground
1/1/2019 7:00 AM 0.83 M M M M
1/5/2019 7:45 AM 0.25 M M M M light rain
1/6/2019 7:00 AM 0.05 M M M M
1/8/2019 7:00 AM 0.20 T M M M yesterday snow flurries, rain. now fog
1/9/2019 7:00 AM 0.14 M M M M windy, 39 deg
1/10/2019 6:25 AM T T M M M
1/12/2019 7:00 AM 0.00 M M M M
1/13/2019 7:00 AM 0.24 3.5 0.03 3.5 0.03 light snow
1/14/2019 7:00 AM 0.05 0.5 M 4.0 M bright skies
1/18/2019 7:00 AM 0.10 1.0 0.01 M M
1/20/2019 7:00 AM 1.33 M M M M heavy fog, 45 dev F
1/21/2019 7:00 AM 0.13 M M M M 8 deg, windy at observation time
1/24/2019 7:00 AM 0.64 M M M M
1/25/2019 7:00 AM 0.69 M M M M
1/30/2019 7:00 AM 0.21 1.0 0.02 M M
1/31/2019 7:00 AM T M T T T 0 degrees F, calm at least, clear
2/2/2019 7:00 AM 0.07 1.5 0.02 1.5 0.02
2/3/2019 7:00 AM T M M T T
2/4/2019 7:00 AM T M M T T temps nearly up to freezing at 29 deg F
2/5/2019 7:00 AM T M M T T
2/6/2019 7:00 AM 0.00 M M M M
2/7/2019 7:00 AM 0.25 M M M M
2/8/2019 7:00 AM 0.02 M M M M light rain
2/9/2019 7:00 AM 0.03 M M M M windy, chilly, clear
2/11/2019 7:00 AM 0.27 2.0 0.03 M M light snow, 29 Dec F, no wind
2/12/2019 7:00 AM 0.52 M M 5.0 0.09 rain, 30 degrees, icing on contact
2/18/2019 7:00 AM 0.37 M M M M
2/19/2019 7:00 AM T T T M M
2/20/2019 7:00 AM 0.00 M M M M grey, still
2/21/2019 7:00 AM 0.52 4.5 0.09 3.5 M 4.5 inches snow before sleet. freezing rain started
2/22/2019 7:00 AM 0.00 M M T T
2/23/2019 7:00 AM 0.00 M M T T
2/24/2019 7:00 AM 0.45 M M M M rain. 36 degrees F. soggy ground
2/25/2019 7:00 AM 0.11 M M M M
2/26/2019 7:00 AM 0.00 M M M M
3/1/2019 7:00 AM 0.20 2.0 M M M
3/2/2019 7:00 AM 0.58 T M T M 33 degrees, light precipitation freeze or slush on contact
3/3/2019 7:00 AM 0.02 M M T M
3/4/2019 7:00 AM 0.83 1.0 0.05 1.0 0.05 snow, sleet, rain, snow pattern to afternoon, night storm
3/5/2019 7:00 AM 0.00 M M T T
3/6/2019 7:00 AM 0.00 M M T T 17 Degrees F
3/7/2019 7:00 AM 0.00 M M T T 20 Degrees F, light wind, sun
3/9/2019 7:00 AM 0.08 T T T T
3/10/2019 7:00 AM 0.59 M M M M all trace of snow washed away
3/11/2019 7:00 AM 0.05 M M M M
3/16/2019 7:00 AM 0.23 M M M M
3/21/2019 7:00 AM 0.09 M M M M light rain
3/22/2019 6:45 AM 3.87 M M M M windy
3/23/2019 7:00 AM 0.04 M M M M
3/26/2019 7:00 AM 0.11 M M M M
4/3/2019 7:00 AM 0.02 M M M M
4/6/2019 7:00 AM 0.15 M M M M
4/8/2019 7:00 AM T M M M M
4/9/2019 7:00 AM T M M M M
4/13/2019 7:00 AM 0.45 M M M M fog coming in as light rain abates
4/14/2019 7:00 AM 0.02 M M M M fog
4/15/2019 7:00 AM 0.33 M M M M loud quick thunderstorms early hours of a.m.
4/20/2019 7:00 AM 0.43 M M M M supringly low precip for the heavy, short downpours
4/24/2019 7:00 AM 0.02 M M M M
4/25/2019 7:00 AM 0.02 M M M M
4/26/2019 7:00 AM 0.23 M M M M
4/27/2019 7:00 AM 0.39 M M M M sunny, quiet
4/29/2019 7:00 AM 0.04 M M M M light frost
4/30/2019 7:00 AM 0.02 M M M M
5/1/2019 7:00 AM T M M M M
5/3/2019 7:00 AM 0.06 M M M M fog
5/4/2019 7:00 AM 0.19 M M M M rain last night began with thunder
5/5/2019 7:00 AM 0.27 M M M M light rain
5/6/2019 7:00 AM 1.06 M M M M sunshine, clouds, damp ground
5/8/2019 7:00 AM 0.00 0.0 M M M
5/9/2019 7:00 AM 0.00 0.0 M M M
5/12/2019 6:36 AM 0.55 M M M M light rain
5/13/2019 7:00 AM 1.09 M M M M
5/14/2019 7:00 AM 0.57 M M M M
5/15/2019 7:00 AM 0.03 M M M M
5/16/2019 7:00 AM 0.04 M M M M light rain
5/17/2019 7:00 AM 0.04 M M M M
5/21/2019 7:00 AM T M M M M
5/22/2019 7:00 AM 0.00 0.0 M M M
5/24/2019 7:00 AM 0.13 M M M M
5/26/2019 6:13 AM 0.11 M M M M clear, bright morning
5/27/2019 7:00 AM 0.47 M M M M
5/28/2019 7:00 AM 0.03 M M M M rain just beginning
5/29/2019 7:00 AM 0.33 M M M M
5/30/2019 7:00 AM 0.50 M M M M sideways rain yesterday
5/31/2019 7:00 AM 0.91 M M M M bright skies now
6/2/2019 7:00 AM T M M M M
6/3/2019 7:00 AM 0.10 M M M M cool 55 degree F, sunny
6/6/2019 7:29 AM 0.20 M M M M rainshower
6/7/2019 7:00 AM 0.03 M M M M
6/10/2019 7:00 AM 0.23 M M M M
6/11/2019 7:00 AM 0.66 M M M M windy. less humidity than yesterday
6/13/2019 7:00 AM 0.49 M M M M steady rain
6/14/2019 5:52 AM 0.81 M M M M clearing, light breeze
6/17/2019 7:00 AM 0.22 M M M M
7/11/2019 7:00 AM 0.40 M M M M
7/12/2019 7:00 AM 2.35 M M M M
7/14/2019 7:00 AM 0.00 M M M M
7/18/2019 7:00 AM 1.40 M M M M
7/19/2019 7:00 AM 0.18 M M M M
7/22/2019 7:00 AM 0.04 M M M M had quite a lightning show last night! just to our north
7/23/2019 7:00 AM 0.87 M M M M
7/29/2019 7:00 AM 0.00 M M M M
7/30/2019 7:00 AM T M M M M thunder storm went south of us, just a few drops here
8/2/2019 7:00 AM 0.01 M M M M was in a different part of town when storm came through as downpour, sad to see so little at home. scattered showers indeed.
8/8/2019 7:00 AM 0.49 M M M M
8/9/2019 7:00 AM 0.00 M M M M
8/10/2019 7:00 AM 0.00 M M M M
8/11/2019 7:00 AM 0.00 M M M M
8/12/2019 7:00 AM 0.00 M M M M
8/13/2019 7:00 AM 0.00 M M M M
8/14/2019 7:00 AM 0.06 M M M M
8/15/2019 7:00 AM 0.06 M M M M
8/19/2019 7:00 AM 0.20 M M M M rain with 10 pm storm, all others went north or south
8/22/2019 7:00 AM 0.03 M M M M
8/24/2019 7:00 AM 0.34 M M M M
8/29/2019 7:00 AM 0.08 M M M M bright skies, lower humidity this morning
8/31/2019 7:00 AM 0.00 M M M M
9/1/2019 7:00 AM 0.00 M M M M
9/2/2019 7:00 AM 0.02 M M M M
9/3/2019 7:00 AM 0.18 M M M M
9/4/2019 7:00 AM 0.00 M M M M
9/5/2019 7:00 AM T M M M M
9/6/2019 7:00 AM T M M M M
9/7/2019 7:00 AM T M M M M
9/8/2019 7:00 AM 0.00 M M M M
9/9/2019 7:00 AM 0.00 M M M M
9/10/2019 7:00 AM T M M M M
9/11/2019 7:00 AM 0.00 M M M M
9/12/2019 7:00 AM 0.27 M M M M
9/13/2019 7:00 AM 0.23 M M M M
9/14/2019 7:00 AM 0.00 M M M M cloudy all day yesterday, no rain
9/15/2019 7:00 AM 0.02 M M M M
9/16/2019 7:00 AM 0.00 M M M M send rain, please
9/17/2019 7:00 AM 0.00 M M M M
9/18/2019 7:00 AM 0.00 M M M M
9/19/2019 7:00 AM 0.00 M M M M deliciously low temps as sun rises
9/20/2019 7:00 AM 0.00 M M M M
9/21/2019 7:00 AM 0.00 M M M M
9/22/2019 7:00 AM 0.00 M M M M fog
9/23/2019 7:00 AM 0.00 M M M M
9/24/2019 7:00 AM 0.03 M M M M
9/25/2019 7:00 AM 0.00 M M M M
9/27/2019 7:00 AM T M M M M
9/28/2019 7:00 AM 0.00 M M M M
9/29/2019 7:00 AM 0.00 M M M M
9/30/2019 7:39 AM 0.03 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
5/10/2019 5/11/2019 4:30 PM 2 1.20 M M
6/19/2019 7/09/2019 4:00 PM 21 2.38 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