Station Overview Station Location
Station Number MD-PG-3 Latitude 38.7953
Station Name Oxon Hill 1.1 W Longitude -76.9955
County Prince George's Elevation (ft) 184



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 13 3.61 6.04 31 6.04 31 0.00 0 0 9 4 0.0 0 0
Nov 13 3.32 2.67 25 2.67 25 0.00 0 0 7 4 0.0 0 0
Dec 13 3.23 5.56 31 5.56 31 0.00 0 0 11 2 2.6 4 2
Jan 14 3.00 2.50 31 2.50 31 0.00 0 0 11 4 9.4 4 12
Feb 14 2.68 4.51 28 4.51 28 0.00 0 0 14 2 13.2 6 10
March 14 3.65 4.35 31 4.35 31 0.00 0 0 9 4 12.0 5 9
April 14 3.31 4.17 30 3.56 19 0.61 11 1 6 1 0.0 0 0
May 14 4.17 7.29 30 7.29 30 0.00 0 0 12 7 0.0 0 0
June 14 3.80 3.01 30 3.01 30 0.00 0 0 11 1 0.0 0 0
July 14 3.96 3.67 31 3.67 31 0.00 0 0 10 3 0.0 0 0
Aug 14 3.23 5.52 31 5.52 31 0.00 0 0 10 3 0.0 0 0
Sept 14 3.68 1.75 30 1.75 30 0.00 0 0 7 4 0.0 0 0
Water Year Totals: 41.64" 51.04" 359 days 50.43" 348 0.61" 11 days 1 117 days 39 days 37.2" 19 days 33 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
10/1/2013 0.00
10/2/2013 0.00
10/3/2013 0.00
10/4/2013 0.00
10/5/2013 0.00
10/6/2013 0.00
10/7/2013 0.00
10/8/2013 1.00
10/9/2013 0.00
10/10/2013 1.25
10/11/2013 0.72
10/12/2013 2.75
10/13/2013 0.09
10/14/2013 0.00
10/15/2013 0.00
10/16/2013 0.01
10/17/2013 T
10/18/2013 T
10/19/2013 0.00
10/20/2013 T
10/21/2013 0.00
10/22/2013 T
10/23/2013 0.16
10/24/2013 0.00
10/25/2013 0.00
10/26/2013 0.00
10/27/2013 0.00
10/28/2013 0.00
10/29/2013 0.00
10/30/2013 0.01
10/31/2013 0.05
11/1/2013 0.02
11/2/2013 0.10
11/3/2013 0.02
11/4/2013 0.00
11/5/2013 0.00
11/6/2013 0.00
11/7/2013 0.00
11/8/2013 0.02
11/9/2013 0.00
11/10/2013 0.00
11/11/2013 0.00
11/12/2013 0.00
11/13/2013 0.00
11/14/2013 0.00
11/15/2013 0.00
11/16/2013 0.41
11/17/2013 T
11/18/2013
11/19/2013
11/20/2013
11/21/2013
11/22/2013
11/23/2013 T
11/24/2013 T
11/25/2013 0.00
11/26/2013 T
11/27/2013 1.93
11/28/2013 0.17
11/29/2013 0.00
11/30/2013 0.00
12/1/2013 0.00
12/2/2013 0.00
12/3/2013 0.00
12/4/2013 0.00
12/5/2013 0.00
12/6/2013 0.12
12/7/2013 0.64
12/8/2013 0.00
12/9/2013 1.67
12/10/2013 0.09
12/11/2013 0.34
12/12/2013 0.00
12/13/2013 0.00
12/14/2013 0.00
12/15/2013 0.45
12/16/2013 0.00
12/17/2013 0.00
12/18/2013 0.02
12/19/2013 0.00
12/20/2013 0.00
12/21/2013 0.00
12/22/2013 0.00
12/23/2013 0.62
12/24/2013 0.40
12/25/2013 T
12/26/2013 0.00
12/27/2013 T
12/28/2013 0.00
12/29/2013 0.21
12/30/2013 1.00
12/31/2013 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2014 0.00
1/2/2014 0.00
1/3/2014 0.31
1/4/2014 0.00
1/5/2014 T
1/6/2014 0.21
1/7/2014 0.07
1/8/2014 0.00
1/9/2014 0.00
1/10/2014 0.07
1/11/2014 0.73
1/12/2014 0.59
1/13/2014 0.00
1/14/2014 0.02
1/15/2014 0.19
1/16/2014 0.01
1/17/2014 0.00
1/18/2014 T
1/19/2014 0.00
1/20/2014 0.00
1/21/2014 0.00
1/22/2014 0.25
1/23/2014 0.00
1/24/2014 T
1/25/2014 0.00
1/26/2014 T
1/27/2014 0.00
1/28/2014 0.00
1/29/2014 0.05
1/30/2014 0.00
1/31/2014 0.00
2/1/2014 0.00
2/2/2014 0.00
2/3/2014 0.75
2/4/2014 0.91
2/5/2014 0.20
2/6/2014 0.23
2/7/2014 0.00
2/8/2014 0.00
2/9/2014 T
2/10/2014 0.01
2/11/2014 0.00
2/12/2014 0.00
2/13/2014 1.20
2/14/2014 0.68
2/15/2014 0.05
2/16/2014 0.08
2/17/2014 0.00
2/18/2014 0.03
2/19/2014 0.00
2/20/2014 0.14
2/21/2014 0.00
2/22/2014 0.03
2/23/2014 0.00
2/24/2014 T
2/25/2014 0.00
2/26/2014 0.12
2/27/2014 0.08
2/28/2014 0.00
3/1/2014 0.00
3/2/2014 0.00
3/3/2014 0.65
3/4/2014 0.51
3/5/2014 0.00
3/6/2014 0.00
3/7/2014 0.00
3/8/2014 0.00
3/9/2014 0.00
3/10/2014 0.00
3/11/2014 0.00
3/12/2014 0.00
3/13/2014 0.16
3/14/2014 0.00
3/15/2014 0.00
3/16/2014 0.00
3/17/2014 0.52
3/18/2014 T
3/19/2014 0.00
3/20/2014 0.17
3/21/2014 0.00
3/22/2014 T
3/23/2014 0.00
3/24/2014 0.00
3/25/2014 0.00
3/26/2014 0.28
3/27/2014 T
3/28/2014 T
3/29/2014 0.14
3/30/2014 1.08
3/31/2014 0.84
Day of YearDaily PrcpMultiday Prcp
4/1/2014 0.00
4/2/2014 0.00
4/3/2014 0.01
4/4/2014 0.00
4/5/2014 0.02
4/6/2014 0.00
4/7/2014 0.00
4/8/2014 0.41
4/9/2014 0.00
4/10/2014 0.00
4/11/2014 0.00
4/12/2014 T
4/13/2014 0.00
4/14/2014 0.00
4/15/2014 0.03
4/16/2014 1.53
4/17/2014 0.00
4/18/2014 0.00
4/19/2014 **
4/20/2014 **
4/21/2014 **
4/22/2014 **
4/23/2014 **
4/24/2014 **
4/25/2014 **
4/26/2014 **
4/27/2014 **
4/28/2014 **
4/29/2014 0.61
4/30/2014 1.56
5/1/2014 2.12
5/2/2014 0.01
5/3/2014 0.00
5/4/2014 0.00
5/5/2014 0.00
5/6/2014 0.30
5/7/2014 0.00
5/8/2014 0.18
5/9/2014 T
5/10/2014 T
5/11/2014 0.06
5/12/2014 0.00
5/13/2014 0.11
5/14/2014 T
5/15/2014 T
5/16/2014 1.85
5/17/2014 1.09
5/18/2014 T
5/19/2014 0.00
5/20/2014
5/21/2014 T
5/22/2014 0.19
5/23/2014 T
5/24/2014 0.00
5/25/2014 0.00
5/26/2014 0.00
5/27/2014 0.00
5/28/2014 1.07
5/29/2014 0.08
5/30/2014 0.23
5/31/2014 0.00
6/1/2014 0.00
6/2/2014 0.00
6/3/2014 0.00
6/4/2014 0.05
6/5/2014 0.56
6/6/2014 0.00
6/7/2014 0.00
6/8/2014 0.00
6/9/2014 0.31
6/10/2014 0.00
6/11/2014 0.22
6/12/2014 0.20
6/13/2014 0.05
6/14/2014 0.18
6/15/2014 0.00
6/16/2014 0.00
6/17/2014 0.00
6/18/2014 0.00
6/19/2014 0.75
6/20/2014 T
6/21/2014 0.01
6/22/2014 0.06
6/23/2014 0.00
6/24/2014 0.00
6/25/2014 0.00
6/26/2014 0.62
6/27/2014 0.00
6/28/2014 0.00
6/29/2014 0.00
6/30/2014 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2014 0.00
7/2/2014 0.00
7/3/2014 0.15
7/4/2014 0.62
7/5/2014 0.00
7/6/2014 0.00
7/7/2014 0.00
7/8/2014 0.00
7/9/2014 0.17
7/10/2014 0.08
7/11/2014 1.30
7/12/2014 0.00
7/13/2014 0.00
7/14/2014 0.02
7/15/2014 0.12
7/16/2014 1.08
7/17/2014 0.00
7/18/2014 0.00
7/19/2014 0.00
7/20/2014 T
7/21/2014 0.00
7/22/2014 0.00
7/23/2014 0.00
7/24/2014 0.03
7/25/2014 T
7/26/2014 0.00
7/27/2014 0.10
7/28/2014 T
7/29/2014 0.00
7/30/2014 0.00
7/31/2014 0.00
8/1/2014 0.00
8/2/2014 0.24
8/3/2014 T
8/4/2014 0.25
8/5/2014 0.00
8/6/2014 0.55
8/7/2014 0.00
8/8/2014 0.00
8/9/2014 0.00
8/10/2014 T
8/11/2014 0.00
8/12/2014 0.13
8/13/2014 3.86
8/14/2014 0.00
8/15/2014 0.00
8/16/2014 0.00
8/17/2014 0.00
8/18/2014 T
8/19/2014 0.00
8/20/2014 0.01
8/21/2014 0.15
8/22/2014 0.07
8/23/2014 0.03
8/24/2014 0.23
8/25/2014 0.00
8/26/2014 0.00
8/27/2014 0.00
8/28/2014 0.00
8/29/2014 0.00
8/30/2014 0.00
8/31/2014 0.00
9/1/2014 0.62
9/2/2014 0.10
9/3/2014 0.08
9/4/2014 0.00
9/5/2014 0.00
9/6/2014 0.00
9/7/2014 0.06
9/8/2014 0.00
9/9/2014 T
9/10/2014 0.00
9/11/2014 0.00
9/12/2014 0.00
9/13/2014 0.00
9/14/2014 0.29
9/15/2014 0.00
9/16/2014 0.00
9/17/2014 0.00
9/18/2014 0.00
9/19/2014 T
9/20/2014 0.00
9/21/2014 0.00
9/22/2014 T
9/23/2014 0.00
9/24/2014 0.00
9/25/2014 0.56
9/26/2014 0.04
9/27/2014 0.00
9/28/2014 0.00
9/29/2014 0.00
9/30/2014 T



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2013 7:00 AM 0.00 0.0 M 0.0 M
10/2/2013 7:00 AM 0.00 0.0 M 0.0 M
10/3/2013 7:00 AM 0.00 0.0 M 0.0 M
10/4/2013 7:00 AM 0.00 0.0 M 0.0 M
10/5/2013 7:00 AM 0.00 0.0 M 0.0 M
10/6/2013 7:00 AM 0.00 0.0 M 0.0 M
10/7/2013 7:00 AM 0.00 0.0 M 0.0 M
10/8/2013 7:00 AM 1.00 0.0 M 0.0 M
10/9/2013 7:00 AM 0.00 0.0 M 0.0 M
10/10/2013 7:45 AM 1.25 0.0 M 0.0 M
10/11/2013 7:35 AM 0.72 0.0 M 0.0 M
10/12/2013 7:30 AM 2.75 0.0 M 0.0 M
10/13/2013 7:00 AM 0.09 M M M M
10/14/2013 7:00 AM 0.00 0.0 M M M
10/15/2013 7:00 AM 0.00 0.0 M M M
10/16/2013 7:00 AM 0.01 M M M M
10/17/2013 7:00 AM T M M M M
10/18/2013 7:00 AM T M M M M
10/19/2013 7:00 AM 0.00 0.0 M M M
10/20/2013 7:00 AM T M M M M
10/21/2013 7:00 AM 0.00 0.0 M M M
10/22/2013 7:00 AM T M M M M
10/23/2013 7:00 AM 0.16 M M M M
10/24/2013 7:00 AM 0.00 0.0 M M M
10/25/2013 7:00 AM 0.00 0.0 M M M
10/26/2013 7:00 AM 0.00 0.0 M M M
10/27/2013 7:00 AM 0.00 0.0 M M M
10/28/2013 7:00 AM 0.00 0.0 M M M
10/29/2013 7:00 AM 0.00 0.0 M M M
10/30/2013 7:00 AM 0.01 M M M M
10/31/2013 7:00 AM 0.05 M M M M
11/1/2013 7:30 AM 0.02 0.0 M 0.0 M -SHRA last eve and early this morning.
11/2/2013 7:00 AM 0.10 0.0 M 0.0 M -RA ended late morning.
11/3/2013 7:00 AM 0.02 0.0 M 0.0 M -SHRA.
11/4/2013 7:00 AM 0.00 0.0 M 0.0 M
11/5/2013 7:00 AM 0.00 0.0 M 0.0 M
11/6/2013 7:00 AM 0.00 0.0 M 0.0 M
11/7/2013 7:00 AM 0.00 0.0 M 0.0 M
11/8/2013 7:00 AM 0.02 0.0 M 0.0 M -SHRA midday.
11/9/2013 7:00 AM 0.00 0.0 M 0.0 M
11/10/2013 7:00 AM 0.00 0.0 M 0.0 M
11/11/2013 7:00 AM 0.00 0.0 M 0.0 M
11/12/2013 7:00 AM 0.00 0.0 M 0.0 M
11/13/2013 7:00 AM 0.00 0.0 M 0.0 M
11/14/2013 7:00 AM 0.00 0.0 M 0.0 M Min temp 26F. The growing season is over in this area.
11/15/2013 7:00 AM 0.00 0.0 M 0.0 M
11/16/2013 7:00 AM 0.41 0.0 M 0.0 M -RA/RA overnight.
11/17/2013 7:00 AM T 0.0 M 0.0 M Occasional -DZ.
11/23/2013 7:00 AM T 0.0 M 0.0 M
11/24/2013 7:00 AM T T M 0.0 M Flurries late eve.
11/25/2013 7:00 AM 0.00 0.0 M 0.0 M
11/26/2013 7:00 AM T 0.0 M 0.0 M -RA 4-5 AM.
11/27/2013 7:00 AM 1.93 0.0 M 0.0 M This is also NWS co-op site OXNM2. -RA/occasional +RA for the last 24 hours. Nonliquid precip may have occurred yesterday morning but I wasn't there to observe it. Min temp 32.4F during onset of precip yesterday morning. -RA at obs time.
11/28/2013 7:00 AM 0.17 T M 0.0 M This is also NWS co-op site OXNM2. -RA until about 5PM. Flurries in the area 8-10 PM.
11/29/2013 7:00 AM 0.00 0.0 M 0.0 M
11/30/2013 7:00 AM 0.00 0.0 M 0.0 M
12/1/2013 7:00 AM 0.00 0.0 M 0.0 M
12/2/2013 7:00 AM 0.00 0.0 M 0.0 M
12/3/2013 7:00 AM 0.00 0.0 M 0.0 M
12/4/2013 7:00 AM 0.00 0.0 M 0.0 M
12/5/2013 7:00 AM 0.00 0.0 M 0.0 M
12/6/2013 7:45 AM 0.12 0.0 M 0.0 M Occasional -RA 7-8PM and overnight.
12/7/2013 7:00 AM 0.64 0.0 M 0.0 M This is also NWS co-op site OXNM2. -RA ended in the predawn.
12/8/2013 7:00 AM 0.00 0.0 M 0.0 M
12/9/2013 7:00 AM 1.67 1.1 M 0.5 M This is also NWS co-op site OXNM2. -SN/SN until about 2PM; then -FZRAPL; freezing rain only, after 7 PM, changed to rain about 5 AM today. RA at obs time. Estimated accretion of glaze 0.3 inch.
12/10/2013 7:00 AM 0.09 0.1 M T M Occasional -RA until about noon yesterday. -RASN began 6AM today and continuing at obs time.
12/11/2013 6:00 AM 0.34 1.3 M 1.0 M THIS IS ALSO NWS CO-OP SITE OXNM2! -RASN at 0700 yesterday quickly changed to -SN.
12/12/2013 7:00 AM 0.00 0.0 M T M
12/13/2013 7:00 AM 0.00 0.0 M T M
12/14/2013 7:00 AM 0.00 0.0 M T M
12/15/2013 7:00 AM 0.45 0.0 M 0.0 M -RA yesterday afternoon and evening.
12/16/2013 7:00 AM 0.00 0.0 M 0.0 M
12/17/2013 7:00 AM 0.00 0.0 M 0.0 M
12/18/2013 7:00 AM 0.02 0.1 M T M Occasional -RA 5-7PM, -SN midnight-1 AM. Times estimated.
12/19/2013 7:00 AM 0.00 0.0 M 0.0 M
12/20/2013 7:00 AM 0.00 0.0 M 0.0 M
12/21/2013 7:00 AM 0.00 0.0 M 0.0 M
12/22/2013 7:00 AM 0.00 0.0 M 0.0 M
12/23/2013 7:00 AM 0.62 0.0 M 0.0 M SHRA yesterday morning. -RA started around 10 PM.
12/24/2013 7:00 AM 0.40 0.0 M 0.0 M -RA until 5 PM.
12/25/2013 7:00 AM T T M 0.0 M Flurries late afternoon.
12/26/2013 7:00 AM 0.00 0.0 M 0.0 M
12/27/2013 7:00 AM T T M 0.0 M Flurries 10:00-10:30AM.
12/28/2013 7:00 AM 0.00 0.0 M 0.0 M
12/29/2013 7:00 AM 0.21 0.0 M 0.0 M -RA.
12/30/2013 7:00 AM 1.00 0.0 M 0.0 M This is also NWS co-op site OXNM2. -RA/occasional RA through midafternoon.
12/31/2013 7:00 AM 0.00 0.0 M 0.0 M
1/1/2014 7:00 AM 0.00 0.0 M 0.0 M
1/2/2014 7:00 AM 0.00 0.0 M 0.0 M
1/3/2014 8:45 AM 0.31 2.5 M 2.5 M -SN overnight, most before midnight. On the night shift at DCA so the snowfall and snow depth are estimated several hours after the storm's end. Much drifting of snow. This is also NWS co-op site OXNM2.
1/4/2014 7:00 AM 0.00 0.0 M 2.5 M
1/5/2014 8:00 AM T 0.0 M 2.0 M -RA just before obs time.
1/6/2014 7:00 AM 0.21 0.0 M 0.0 M -RA at times.
1/7/2014 7:00 AM 0.07 T M 0.0 M -SHRA, ended after cold front passage, mixed with -SN near the end. Current temp 4F, the lowest in many years.
1/8/2014 7:00 AM 0.00 0.0 M 0.0 M
1/9/2014 7:00 AM 0.00 0.0 M 0.0 M
1/10/2014 7:00 AM 0.07 0.0 M 0.0 M -FZRA. Temp 31F.
1/11/2014 7:00 AM 0.73 0.0 M 0.0 M -FZRA changed to RA by 9 AM. Trace of ice.
1/12/2014 7:00 AM 0.59 0.0 M 0.0 M This is also NWS co-op site OXNM2. -RA ended early evening. Few showers 11 PM.
1/13/2014 7:00 AM 0.00 0.0 M 0.0 M
1/14/2014 7:00 AM 0.02 0.0 M 0.0 M -RA.
1/15/2014 7:00 AM 0.19 0.0 M 0.0 M -RA midday through midafternoon. Dense fog overnight and at obs time.
1/16/2014 7:45 AM 0.01 0.1 M 0.0 M Occasional -SN in the predawn. Temps just above freezing so most of it melted as it fell. Estimated 0.1 inch snowfall on basis of patches of unmelted snow.
1/17/2014 7:00 AM 0.00 0.0 M 0.0 M
1/18/2014 7:00 AM T T M 0.0 M Flurries in the predawn based on data from radar and as observed at DCA where I was overnight.
1/19/2014 7:00 AM 0.00 0.0 M 0.0 M
1/20/2014 7:00 AM 0.00 0.0 M 0.0 M
1/21/2014 7:00 AM 0.00 0.0 M 0.0 M
1/22/2014 7:00 AM 0.25 5.0 0.25 5.0 M -SN. Considerable drifting made snow depth and snowfall measurement difficult.
1/23/2014 7:00 AM 0.00 0.0 M 4.0 M
1/24/2014 7:00 AM T T M 4.0 M Flurries around 2 PM with the arrival of yet more cold air.
1/25/2014 7:00 AM 0.00 0.0 M 4.0 M
1/26/2014 7:00 AM T T M 3.0 M Flurries last eve.
1/27/2014 7:00 AM 0.00 0.0 M 2.0 0.15
1/28/2014 7:00 AM 0.00 0.0 M T M
1/29/2014 7:00 AM 0.05 1.8 M 2.0 M -SN overnight.
1/30/2014 7:00 AM 0.00 0.0 M 1.0 M
1/31/2014 7:00 AM 0.00 0.0 M 1.0 M Front & back yard has about 1" snow cover; nearby yards 0 to 1 inch.
2/1/2014 7:00 AM 0.00 0.0 M T M
2/2/2014 7:00 AM 0.00 0.0 M 0.0 M
2/3/2014 7:00 AM 0.75 0.0 M 0.0 M -RA occasional RA.
2/4/2014 7:00 AM 0.91 0.0 M 0.0 M -RA/occasional RA ended midafternoon. No nonliquid precip observed.
2/5/2014 5:45 AM 0.20 0.0 M 0.0 M -FZRA until about 4 AM then -RA; -RA at obs time.
2/6/2014 7:00 AM 0.23 0.0 M 0.0 M -RA ended midday.
2/7/2014 6:00 AM 0.00 0.0 M 0.0 M
2/8/2014 7:00 AM 0.00 0.0 M 0.0 M
2/9/2014 7:00 AM T T M 0.0 M Flurries early afternoon.
2/10/2014 7:00 AM 0.01 0.2 M T M -SN 4-5PM and 7-8PM.
2/11/2014 7:00 AM 0.00 0.0 M 0.0 M
2/12/2014 7:00 AM 0.00 0.0 M 0.0 M
2/13/2014 7:00 AM 1.20 7.0 M 7.0 M Delayed report; I was on duty at DCA until 4 PM Feb 14. -SN occasionally +SN. Snowfall and depth based on neighbor's measurement. Daily precip breakdown Feb 13 & 14 based on DCA totals.
2/14/2014 7:00 AM 0.68 2.0 M 9.0 M The Big Storm, continued. -SN, occasional mixed precip in the morning then -RA afternoon. More snow in the evening; neighbor's report about 2 additional inches.
2/15/2014 7:00 AM 0.05 T M 6.0 M -RASN; temps just above freezing so no new accumulation.
2/16/2014 7:00 AM 0.08 T M 6.0 M -RASN continued. Temps too warm for accumulation.
2/17/2014 7:00 AM 0.00 0.0 M 5.0 M
2/18/2014 7:00 AM 0.03 0.5 M 5.0 M -SN in the predawn.
2/19/2014 7:00 AM 0.00 0.0 M 2.0 M
2/20/2014 7:00 AM 0.14 0.0 M 1.0 M -RA.
2/21/2014 7:00 AM 0.00 0.0 M 0.0 M
2/22/2014 7:00 AM 0.03 0.0 M 0.0 M -SHRA midday.
2/23/2014 7:00 AM 0.00 0.0 M 0.0 M
2/24/2014 7:00 AM T 0.0 M 0.0 M -SHRA.
2/25/2014 6:00 AM 0.00 0.0 M 0.0 M
2/26/2014 7:00 AM 0.12 2.6 M 1.0 M -SN from about 7 AM yesterday to early afternoon, then more -SN started about 5 AM today. Estimated 2.5 inches of snow yesterday; much of it had melted by the time I got back from measuring the snow at DCA. Another 0.1 inch from this morning's snow.
2/27/2014 7:00 AM 0.08 0.9 M 1.0 M -SN yesterday morning. Storm total 1.0 inch.
2/28/2014 7:00 AM 0.00 0.0 M 0.0 M
3/1/2014 7:00 AM 0.00 0.0 M 0.0 M
3/2/2014 7:00 AM 0.00 0.0 M 0.0 M
3/3/2014 7:00 AM 0.65 0.8 M 1.0 M Rain; mixed with sleet predawn; all snow by 0600.
3/4/2014 7:00 AM 0.51 3.1 M 4.0 M -SN occasionally SN.
3/5/2014 7:00 AM 0.00 0.0 M 3.0 M
3/6/2014 6:00 AM 0.00 0.0 M 2.0 M
3/7/2014 6:00 AM 0.00 0.0 M 1.0 M
3/8/2014 7:00 AM 0.00 0.0 M T M
3/9/2014 7:00 AM 0.00 0.0 M 0.0 M
3/10/2014 7:00 AM 0.00 0.0 M 0.0 M
3/11/2014 7:00 AM 0.00 0.0 M 0.0 M
3/12/2014 7:00 AM 0.00 0.0 M 0.0 M
3/13/2014 7:00 AM 0.16 0.0 M 0.0 M Brief +SHRA evening.
3/14/2014 7:00 AM 0.00 0.0 M 0.0 M
3/15/2014 7:00 AM 0.00 0.0 M 0.0 M
3/16/2014 7:00 AM 0.00 0.0 M 0.0 M
3/17/2014 7:00 AM 0.52 5.8 M 6.0 M Data recorded at 4 PM; I was on duty at DCA today. -SN/SN tapering off by 7 AM, but still snowing lightly. Only traces of SN after 7 AM.
3/18/2014 7:00 AM T T M 4.0 M Very light -SN off and on through midday.
3/19/2014 6:00 AM 0.00 0.0 M 1.0 M
3/20/2014 7:00 AM 0.17 0.0 M 0.0 M -SHRA in the afternoon and evening.
3/21/2014 7:00 AM 0.00 0.0 M 0.0 M
3/22/2014 7:00 AM T 0.0 M 0.0 M Sprinkles midmorning.
3/23/2014 7:00 AM 0.00 0.0 M 0.0 M
3/24/2014 7:00 AM 0.00 0.0 M 0.0 M
3/25/2014 7:00 AM 0.00 0.0 M 0.0 M
3/26/2014 7:00 AM 0.28 2.1 M 1.0 M -SN through mid evening.
3/27/2014 7:00 AM T T M 0.0 M -SHSN midmorning.
3/28/2014 7:45 AM T 0.0 M 0.0 M -SHRA this morning.
3/29/2014 7:30 AM 0.14 0.0 M 0.0 M -RA 7AM-noon yesterday and starting again around 2 AM today. -RA at obs time.
3/30/2014 7:45 AM 1.08 0.0 M 0.0 M -RA for the past 24 hours; -RA at obs time.
3/31/2014 7:00 AM 0.84 0.2 M 0.0 M -RA most of day; mixed with sleet, then changed rapidly to SN for a brief time in the late afternoon before becoming all rain again by 7 PM.
4/1/2014 7:00 AM 0.00 0.0 M 0.0 M
4/2/2014 7:00 AM 0.00 0.0 M 0.0 M
4/3/2014 7:45 AM 0.01 0.0 M 0.0 M -SHRA in the predawn.
4/4/2014 7:30 AM 0.00 0.0 M 0.0 M
4/5/2014 7:45 AM 0.02 0.0 M 0.0 M -SHRA in the predawn.
4/6/2014 6:00 AM 0.00 0.0 M 0.0 M
4/7/2014 6:00 AM 0.00 0.0 M 0.0 M
4/8/2014 7:00 AM 0.41 0.0 M 0.0 M -RA yesterday into the predawn this morning.
4/9/2014 7:00 AM 0.00 0.0 M 0.0 M
4/10/2014 7:00 AM 0.00 0.0 M 0.0 M
4/11/2014 7:00 AM 0.00 0.0 M 0.0 M
4/12/2014 7:00 AM T 0.0 M 0.0 M -SHRA last eve.
4/13/2014 7:30 AM 0.00 0.0 M 0.0 M
4/14/2014 7:00 AM 0.00 0.0 M 0.0 M
4/15/2014 7:00 AM 0.03 0.0 M 0.0 M -SHRA began around 6 AM.
4/16/2014 7:00 AM 1.53 T M 0.0 M -RA until late evening; occasional +RA mid-late morning. Trace of -SN as precip ended.
4/17/2014 7:00 AM 0.00 0.0 M 0.0 M
4/18/2014 7:00 AM 0.00 0.0 M 0.0 M This station will not report again until April 30.
4/30/2014 7:00 AM 1.56 0.0 M 0.0 M
5/1/2014 7:00 AM 2.12 0.0 M 0.0 M
5/2/2014 7:00 AM 0.01 0.0 M 0.0 M -SHRA late eve.
5/3/2014 7:00 AM 0.00 0.0 M 0.0 M
5/4/2014 7:00 AM 0.00 0.0 M 0.0 M
5/5/2014 7:00 AM 0.00 0.0 M 0.0 M
5/6/2014 7:00 AM 0.30 0.0 M 0.0 M -SHRA late last evening.
5/7/2014 7:00 AM 0.00 0.0 M 0.0 M
5/8/2014 7:40 AM 0.18 0.0 M 0.0 M -SHRA midday yesterday. -DZ at obs time.
5/9/2014 7:45 AM T 0.0 M 0.0 M -DZ until midmorning yesterday.
5/10/2014 7:00 AM T 0.0 M 0.0 M -SHRA late last evening.
5/11/2014 7:00 AM 0.06 0.0 M 0.0 M -SHRA early afternoon and around 8 PM.
5/12/2014 7:00 AM 0.00 0.0 M 0.0 M
5/13/2014 7:00 AM 0.11 0.0 M 0.0 M -SHRA last evening.
5/14/2014 7:00 AM T 0.0 M 0.0 M TS to the south around 9 PM; thunder but no pcpn. -DZ at obs time.
5/15/2014 7:00 AM T 0.0 M 0.0 M Spotty -DZ until evening.
5/16/2014 7:00 AM 1.85 0.0 M 0.0 M -RA until about 0540EDT then +SHRA until 0635. SHRA at obs time.
5/17/2014 7:00 AM 1.09 0.0 M 0.0 M Steady rain ended midmorning. -SHRA 10-11PM 0.01.
5/18/2014 7:00 AM T 0.0 M 0.0 M Sprinkles late last evening.
5/19/2014 7:00 AM 0.00 0.0 M 0.0 M
5/21/2014 7:00 AM T 0.0 M 0.0 M -SHRA just after midnight.
5/22/2014 7:00 AM 0.19 0.0 M 0.0 M -SHRA/-TSRA 5:30-6:30PM 0.09, SHRA 6:00-6:45AM today 0.10.
5/23/2014 6:00 AM T 0.0 M 0.0 M -SHRA midafternoon.
5/24/2014 6:00 AM 0.00 0.0 M 0.0 M
5/25/2014 6:00 AM 0.00 0.0 M 0.0 M
5/26/2014 6:00 AM 0.00 0.0 M 0.0 M
5/27/2014 7:00 AM 0.00 0.0 M 0.0 M
5/28/2014 7:00 AM 1.07 0.0 M 0.0 M +TSRA last evening, vigorous but not severe.
5/29/2014 7:00 AM 0.08 0.0 M 0.0 M -TSRA late evening.
5/30/2014 7:00 AM 0.23 0.0 M 0.0 M -RA/-DZ until predawn today.
5/31/2014 7:00 AM 0.00 0.0 M 0.0 M Calendar month precip 5.23.
6/1/2014 7:00 AM 0.00 0.0 M 0.0 M
6/2/2014 7:00 AM 0.00 0.0 M 0.0 M
6/3/2014 6:00 AM 0.00 0.0 M 0.0 M
6/4/2014 6:00 AM 0.05 0.0 M 0.0 M -SHRA midafternoon.
6/5/2014 6:00 AM 0.56 0.0 M 0.0 M SHRA overnight. One rumble of thunder around 9:20 PM.
6/6/2014 7:00 AM 0.00 0.0 M 0.0 M
6/7/2014 7:00 AM 0.00 0.0 M 0.0 M
6/8/2014 7:00 AM 0.00 0.0 M 0.0 M
6/9/2014 7:00 AM 0.31 0.0 M 0.0 M SHRA overnight.
6/10/2014 7:00 AM 0.00 0.0 M 0.0 M
6/11/2014 7:00 AM 0.22 0.0 M 0.0 M -SHRA midday yesterday, 0.05. Dissipating TSRA this morning 0.17. -TSRA at obs time.
6/12/2014 7:45 AM 0.20 0.0 M 0.0 M -TSRA ended 8AM; more TSRA 7-10PM. -SHRA predawn. -DZ at obs time.
6/13/2014 7:45 AM 0.05 0.0 M 0.0 M -DZ until midmorning. -SHRA in the afternoon.
6/14/2014 7:00 AM 0.18 0.0 M 0.0 M TSRA 2-3PM 0.18. -SHRA 6-7PM 0.01.
6/15/2014 6:00 AM 0.00 0.0 M 0.0 M
6/16/2014 7:00 AM 0.00 0.0 M 0.0 M
6/17/2014 6:00 AM 0.00 0.0 M 0.0 M
6/18/2014 7:00 AM 0.00 0.0 M 0.0 M
6/19/2014 7:00 AM 0.75 0.0 M 0.0 M +TSRAGR just after midnight. Hail lasted about 20 minutes, from 0010EDT to 0030; maximum hail size estimated at 3/4 inch. Estimated wind gusts to about 60 mph. Two 6-inch tree limbs were downed across the street.
6/20/2014 7:00 AM T 0.0 M 0.0 M -SHRA midafternoon.
6/21/2014 7:00 AM 0.01 0.0 M 0.0 M -SHRA.
6/22/2014 7:00 AM 0.06 0.0 M 0.0 M -SHRA this morning.
6/23/2014 6:00 AM 0.00 0.0 M 0.0 M
6/24/2014 6:00 AM 0.00 0.0 M 0.0 M
6/25/2014 6:00 AM 0.00 0.0 M 0.0 M
6/26/2014 6:00 AM 0.62 0.0 M 0.0 M +TSRA around 10 PM, vigorous but non-severe.
6/27/2014 6:00 AM 0.00 0.0 M 0.0 M
6/28/2014 7:00 AM 0.00 0.0 M 0.0 M
6/29/2014 7:00 AM 0.00 0.0 M 0.0 M
6/30/2014 6:00 AM 0.00 0.0 M 0.0 M
7/1/2014 6:00 AM 0.00 0.0 M 0.0 M
7/2/2014 6:00 AM 0.00 0.0 M 0.0 M
7/3/2014 6:00 AM 0.15 0.0 M 0.0 M Nonsevere thunderstorms late last evening.
7/4/2014 6:00 AM 0.62 0.0 M 0.0 M Severe thunderstorms that threatened yesterday afternoon either weakened of skipped by just to the north: 0.31. Brief +SHRA around 10 PM: 0.27. -SHRA until about 2 AM 0.04. Total 0.62.
7/5/2014 7:00 AM 0.00 0.0 M 0.0 M
7/6/2014 7:00 AM 0.00 0.0 M 0.0 M
7/7/2014 6:00 AM 0.00 0.0 M 0.0 M
7/8/2014 6:00 AM 0.00 0.0 M 0.0 M
7/9/2014 6:00 AM 0.17 0.0 M 0.0 M Another line of fierce thunderstorms came up all snarling and snapping last eve, only to fall apart! Non-severe TSRA 7:30-9PM.
7/10/2014 6:00 AM 0.08 0.0 M 0.0 M -TSRA late yesterday afternoon as strong thunderstorms passed by just to the south.
7/11/2014 6:00 AM 1.30 0.0 M 0.0 M +TSRA dropped 1.10 inches in 30 minutes, then -SHRA/-TSRA until late evening.
7/12/2014 7:00 AM 0.00 0.0 M 0.0 M
7/13/2014 7:00 AM 0.00 0.0 M 0.0 M
7/14/2014 6:00 AM 0.02 0.0 M 0.0 M -SHRA late last eve as strong TS passed by to the N.
7/15/2014 6:00 AM 0.12 0.0 M 0.0 M Nonsevere TSRA.
7/16/2014 6:00 AM 1.08 0.0 M 0.0 M +TSRA non-severe, 3-4PM (0.46) and 7-11PM (0.62).
7/17/2014 6:00 AM 0.00 0.0 M 0.0 M
7/18/2014 6:00 AM 0.00 0.0 M 0.0 M
7/19/2014 7:00 AM 0.00 0.0 M 0.0 M
7/20/2014 7:00 AM T 0.0 M 0.0 M -SHRA around midnight.
7/21/2014 7:00 AM 0.00 0.0 M 0.0 M
7/22/2014 6:00 AM 0.00 0.0 M 0.0 M
7/23/2014 6:00 AM 0.00 0.0 M 0.0 M
7/24/2014 6:00 AM 0.03 0.0 M 0.0 M -SHRA this predawn and at obs time. One rumble of thunder around 10 PM in activity passing by to the south.
7/25/2014 6:00 AM T 0.0 M 0.0 M -RA until about 7 AM.
7/26/2014 7:00 AM 0.00 0.0 M 0.0 M
7/27/2014 7:00 AM 0.10 0.0 M 0.0 M -SHRA this morning.
7/28/2014 6:00 AM T 0.0 M 0.0 M -SHRA around midnight.
7/29/2014 6:00 AM 0.00 0.0 M 0.0 M
7/30/2014 6:00 AM 0.00 0.0 M 0.0 M
7/31/2014 6:00 AM 0.00 0.0 M 0.0 M
8/1/2014 6:00 AM 0.00 0.0 M 0.0 M
8/2/2014 7:00 AM 0.24 0.0 M 0.0 M -SHRA overnight.
8/3/2014 7:00 AM T 0.0 M 0.0 M
8/4/2014 6:00 AM 0.25 0.0 M 0.0 M Dissipating TSRA late evening.
8/5/2014 6:00 AM 0.00 0.0 M 0.0 M
8/6/2014 6:00 AM 0.55 0.0 M 0.0 M Surprise +TSRA just after midnight.
8/7/2014 6:00 AM 0.00 0.0 M 0.0 M
8/8/2014 6:00 AM 0.00 0.0 M 0.0 M
8/9/2014 7:00 AM 0.00 0.0 M 0.0 M
8/10/2014 7:00 AM T 0.0 M 0.0 M Sprinkles late afternoon.
8/11/2014 6:00 AM 0.00 0.0 M 0.0 M
8/12/2014 6:00 AM 0.13 0.0 M 0.0 M -SHRA overnight and at obs time.
8/13/2014 6:00 AM 3.86 0.0 M 0.0 M 3.99 storm total. +TSRA 2-4PM otherwise -SHRA. DCA, 5SM NNW of me, had only 1.60 inches.
8/14/2014 6:00 AM 0.00 0.0 M 0.0 M
8/15/2014 6:00 AM 0.00 0.0 M 0.0 M
8/16/2014 7:00 AM 0.00 0.0 M 0.0 M
8/17/2014 7:00 AM 0.00 0.0 M 0.0 M
8/18/2014 6:00 AM T 0.0 M 0.0 M Sprinkles in the afternoon.
8/19/2014 7:00 AM 0.00 0.0 M 0.0 M
8/20/2014 7:00 AM 0.01 0.0 M 0.0 M -SHRA midday.
8/21/2014 7:00 AM 0.15 0.0 M 0.0 M Dissipating TSRA late afternoon.
8/22/2014 7:00 AM 0.07 0.0 M 0.0 M Evening -SHRA.
8/23/2014 6:00 AM 0.03 0.0 M 0.0 M -SHRA.
8/24/2014 7:00 AM 0.23 0.0 M 0.0 M -RA in the afternoon.
8/25/2014 6:00 AM 0.00 0.0 M 0.0 M
8/26/2014 6:00 AM 0.00 0.0 M 0.0 M
8/27/2014 6:00 AM 0.00 0.0 M 0.0 M
8/28/2014 6:00 AM 0.00 0.0 M 0.0 M
8/29/2014 6:00 AM 0.00 0.0 M 0.0 M
8/30/2014 6:00 AM 0.00 0.0 M 0.0 M
8/31/2014 6:00 AM 0.00 0.0 M 0.0 M
9/1/2014 7:00 AM 0.62 0.0 M 0.0 M Non-severe +TSRA last evening, 0.61. -SHRA around 6 AM, 0.01.
9/2/2014 7:00 AM 0.10 0.0 M 0.0 M Few rumbles distant thunder, then brief +SHRA.
9/3/2014 6:00 AM 0.08 0.0 M 0.0 M Non-severe thunderstorms in the evening.
9/4/2014 7:00 AM 0.00 0.0 M 0.0 M
9/5/2014 7:00 AM 0.00 0.0 M 0.0 M
9/6/2014 7:00 AM 0.00 0.0 M 0.0 M
9/7/2014 7:00 AM 0.06 0.0 M 0.0 M -TSRA last evening.
9/8/2014 7:00 AM 0.00 0.0 M 0.0 M
9/9/2014 7:00 AM T 0.0 M 0.0 M Sprinkles midmorning to midafternoon.
9/10/2014 7:00 AM 0.00 0.0 M 0.0 M
9/11/2014 7:00 AM 0.00 0.0 M 0.0 M
9/12/2014 7:00 AM 0.00 0.0 M 0.0 M
9/13/2014 7:00 AM 0.00 0.0 M 0.0 M
9/14/2014 7:00 AM 0.29 0.0 M 0.0 M -RA until midafternoon.
9/15/2014 7:00 AM 0.00 0.0 M 0.0 M
9/16/2014 7:00 AM 0.00 0.0 M 0.0 M
9/17/2014 7:00 AM 0.00 0.0 M 0.0 M
9/18/2014 7:00 AM 0.00 0.0 M 0.0 M
9/19/2014 7:00 AM T 0.0 M 0.0 M Midday sprinkles.
9/20/2014 7:00 AM 0.00 0.0 M 0.0 M
9/21/2014 7:00 AM 0.00 0.0 M 0.0 M
9/22/2014 7:00 AM T 0.0 M 0.0 M Sprinkles around 9 AM.
9/23/2014 7:00 AM 0.00 0.0 M 0.0 M
9/24/2014 7:00 AM 0.00 0.0 M 0.0 M
9/25/2014 7:30 AM 0.56 0.0 M 0.0 M -RA/RA overnight.
9/26/2014 8:00 AM 0.04 0.0 M 0.0 M -RA/-DZ until midafternoon.
9/27/2014 7:00 AM 0.00 0.0 M 0.0 M
9/28/2014 7:00 AM 0.00 0.0 M 0.0 M
9/29/2014 7:00 AM 0.00 0.0 M 0.0 M
9/30/2014 7:00 AM T 0.0 M 0.0 M Very light -DZ at obs time.



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
4/19/2014 4/29/2014 7:00 AM 11 0.61 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