Station Overview Station Location
Station Number MD-CV-1 Latitude 38.741818
Station Name Marlton 6.0 E Longitude -76.680712
County Calvert Elevation (ft) 39



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 16 3.50 3.46 5 3.46 5 0.00 0 0 5 0 0.0 0 0
Nov 16 3.39 0.20 2 0.20 2 0.00 0 0 2 0 0.0 0 0
Dec 16 3.35 1.45 5 1.45 5 0.00 0 0 5 0 0.0 0 0
Jan 17 3.05 1.52 6 1.52 6 0.00 0 0 6 0 3.5 2 2
Feb 17 2.80 0.75 2 0.75 2 0.00 0 0 2 0 0.0 0 0
March 17 3.82 2.38 6 2.38 6 0.00 0 0 6 0 1.6 2 2
April 17 3.32 2.12 8 2.12 8 0.00 0 0 8 0 0.0 0 0
May 17 4.23 3.69 9 3.69 9 0.00 0 0 9 0 0.0 0 0
June 17 3.91 0.91 5 0.91 5 0.00 0 0 5 0 0.0 0 0
July 17 4.00 8.51 5 8.51 5 0.00 0 0 5 0 0.0 0 0
Aug 17 3.49 5.14 9 5.14 9 0.00 0 0 9 0 0.0 0 0
Sept 17 3.83 0.63 2 0.63 2 0.00 0 0 2 0 0.0 0 0
Water Year Totals: 42.69" 30.76" 64 days 30.76" 64 0.00" 0 days 0 64 days 0 days 5.1" 4 days 4 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
10/1/2016
10/2/2016 1.06
10/3/2016
10/4/2016
10/5/2016
10/6/2016
10/7/2016
10/8/2016
10/9/2016 1.95
10/10/2016
10/11/2016
10/12/2016
10/13/2016
10/14/2016
10/15/2016
10/16/2016
10/17/2016
10/18/2016
10/19/2016
10/20/2016
10/21/2016
10/22/2016 0.22
10/23/2016
10/24/2016
10/25/2016
10/26/2016
10/27/2016
10/28/2016 0.19
10/29/2016
10/30/2016
10/31/2016 0.04
11/1/2016
11/2/2016
11/3/2016
11/4/2016
11/5/2016
11/6/2016
11/7/2016
11/8/2016
11/9/2016
11/10/2016 0.19
11/11/2016
11/12/2016
11/13/2016
11/14/2016
11/15/2016 0.01
11/16/2016
11/17/2016
11/18/2016
11/19/2016
11/20/2016
11/21/2016
11/22/2016
11/23/2016
11/24/2016
11/25/2016
11/26/2016
11/27/2016
11/28/2016
11/29/2016
11/30/2016
12/1/2016
12/2/2016
12/3/2016
12/4/2016
12/5/2016
12/6/2016
12/7/2016 0.97
12/8/2016
12/9/2016
12/10/2016
12/11/2016
12/12/2016 0.22
12/13/2016 0.02
12/14/2016
12/15/2016
12/16/2016
12/17/2016 0.04
12/18/2016 0.20
12/19/2016
12/20/2016
12/21/2016
12/22/2016
12/23/2016
12/24/2016
12/25/2016
12/26/2016
12/27/2016
12/28/2016
12/29/2016
12/30/2016
12/31/2016
Day of YearDaily PrcpMultiday Prcp
1/1/2017
1/2/2017
1/3/2017
1/4/2017
1/5/2017
1/6/2017
1/7/2017
1/8/2017 0.11
1/9/2017
1/10/2017
1/11/2017
1/12/2017
1/13/2017
1/14/2017 0.04
1/15/2017 0.30
1/16/2017
1/17/2017
1/18/2017 0.10
1/19/2017
1/20/2017
1/21/2017
1/22/2017
1/23/2017
1/24/2017 0.89
1/25/2017
1/26/2017
1/27/2017
1/28/2017
1/29/2017
1/30/2017 0.08
1/31/2017
2/1/2017
2/2/2017
2/3/2017
2/4/2017
2/5/2017
2/6/2017
2/7/2017
2/8/2017
2/9/2017 0.23
2/10/2017
2/11/2017
2/12/2017
2/13/2017
2/14/2017
2/15/2017
2/16/2017
2/17/2017
2/18/2017
2/19/2017
2/20/2017
2/21/2017
2/22/2017
2/23/2017
2/24/2017
2/25/2017
2/26/2017 0.52
2/27/2017
2/28/2017
3/1/2017 0.27
3/2/2017 0.06
3/3/2017
3/4/2017
3/5/2017
3/6/2017
3/7/2017
3/8/2017 0.01
3/9/2017
3/10/2017
3/11/2017 0.05
3/12/2017
3/13/2017
3/14/2017 1.06
3/15/2017
3/16/2017
3/17/2017
3/18/2017
3/19/2017 0.93
3/20/2017
3/21/2017
3/22/2017
3/23/2017
3/24/2017
3/25/2017
3/26/2017
3/27/2017
3/28/2017
3/29/2017
3/30/2017
3/31/2017
Day of YearDaily PrcpMultiday Prcp
4/1/2017
4/2/2017
4/3/2017
4/4/2017 0.12
4/5/2017
4/6/2017
4/7/2017 0.78
4/8/2017
4/9/2017
4/10/2017
4/11/2017
4/12/2017
4/13/2017
4/14/2017
4/15/2017
4/16/2017
4/17/2017
4/18/2017
4/19/2017
4/20/2017
4/21/2017 0.03
4/22/2017 0.21
4/23/2017 0.16
4/24/2017 0.04
4/25/2017 0.24
4/26/2017 0.54
4/27/2017
4/28/2017
4/29/2017
4/30/2017
5/1/2017
5/2/2017
5/3/2017
5/4/2017
5/5/2017
5/6/2017
5/7/2017 0.04
5/8/2017
5/9/2017
5/10/2017
5/11/2017
5/12/2017 0.90
5/13/2017 1.28
5/14/2017 0.06
5/15/2017
5/16/2017
5/17/2017
5/18/2017
5/19/2017
5/20/2017
5/21/2017
5/22/2017
5/23/2017
5/24/2017 0.16
5/25/2017 0.67
5/26/2017 0.22
5/27/2017
5/28/2017
5/29/2017 0.31
5/30/2017
5/31/2017 0.05
6/1/2017
6/2/2017
6/3/2017
6/4/2017
6/5/2017
6/6/2017 0.10
6/7/2017
6/8/2017
6/9/2017
6/10/2017
6/11/2017
6/12/2017
6/13/2017
6/14/2017
6/15/2017
6/16/2017
6/17/2017 0.20
6/18/2017
6/19/2017
6/20/2017 0.35
6/21/2017
6/22/2017
6/23/2017 0.21
6/24/2017 0.05
6/25/2017
6/26/2017
6/27/2017
6/28/2017
6/29/2017
6/30/2017
Day of YearDaily PrcpMultiday Prcp
7/1/2017
7/2/2017 0.34
7/3/2017
7/4/2017
7/5/2017
7/6/2017
7/7/2017
7/8/2017
7/9/2017
7/10/2017
7/11/2017
7/12/2017
7/13/2017
7/14/2017
7/15/2017 0.15
7/16/2017
7/17/2017
7/18/2017
7/19/2017
7/20/2017
7/21/2017
7/22/2017
7/23/2017 1.16
7/24/2017 0.56
7/25/2017
7/26/2017
7/27/2017
7/28/2017
7/29/2017 6.30
7/30/2017
7/31/2017
8/1/2017
8/2/2017
8/3/2017
8/4/2017
8/5/2017
8/6/2017
8/7/2017 0.07
8/8/2017 1.44
8/9/2017
8/10/2017
8/11/2017
8/12/2017 2.26
8/13/2017 0.84
8/14/2017
8/15/2017
8/16/2017 0.14
8/17/2017
8/18/2017 0.10
8/19/2017 0.21
8/20/2017
8/21/2017
8/22/2017 0.04
8/23/2017
8/24/2017
8/25/2017 0.04
8/26/2017
8/27/2017
8/28/2017
8/29/2017
8/30/2017
8/31/2017
9/1/2017
9/2/2017
9/3/2017
9/4/2017
9/5/2017
9/6/2017
9/7/2017 0.61
9/8/2017
9/9/2017
9/10/2017
9/11/2017
9/12/2017
9/13/2017
9/14/2017
9/15/2017
9/16/2017
9/17/2017
9/18/2017
9/19/2017 0.02
9/20/2017
9/21/2017
9/22/2017
9/23/2017
9/24/2017
9/25/2017
9/26/2017
9/27/2017
9/28/2017
9/29/2017
9/30/2017



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/2/2016 7:00 AM 1.06 M M M M Mrng RW briefly RW+. Aftn R-L- tapering off to eve L-. 4.46" Event total. 5.82" Oct. precip total.
10/9/2016 8:30 AM 1.95 M M M M 0.88" Mrng/aftn R-/R, lull, then R-/R redeveloped overnight into early mrng. 3.01" MTD.
10/22/2016 7:00 AM 0.22 M M M M Late aftn RW. Ocnl RW- eve/early overnight. 3.23" MTD.
10/28/2016 7:00 AM 0.19 M M M M Aftn TRW/RW-. Oct. total 3.42".
10/31/2016 7:00 AM 0.04 M M M M Eve RW-. 3.45" Oct. precip total thanks mainly to Matthew!
11/10/2016 7:00 AM 0.19 M M M M Ocnl RW- briefly RW aftn into early eve.
11/15/2016 7:00 AM 0.01 M M M M Ocnl RW-. 0.20" MTD.
12/7/2016 7:00 AM 0.97 M M M M R-/R Mrng til eve. 1.72" MTD.
12/12/2016 7:00 AM 0.22 M M M M Late overnight R-/R. 1.94" MTD.
12/13/2016 7:00 AM 0.02 M M M M Period of mrng R-. 0.24" Event total. 1.96" MTD.
12/17/2016 8:00 AM 0.04 0.0 M M M ZL-/ZR- Late night into morning
12/18/2016 7:00 AM 0.20 0.0 M 0.0 M Mrng ZR- then R-.
1/8/2017 7:00 AM 0.11 2.0 M 2.0 M Mrng S-. Brief period of S w/ vort mx early aftn before tapering off and ending. Very fluffy dry snow. 0.95" LWE MTD.
1/14/2017 8:00 AM 0.04 T M M M IP- Developed overnight turning to R- by morning.
1/15/2017 7:00 AM 0.30 M M M M .07" Ocnl R- mrng/aftn. .23" Late day/eve R-/R. Event total 0.34". 1.36" LWE MTD.
1/18/2017 7:00 AM 0.10 M M M M Ocnl R-/RW- Mrng/aftn. 0.17" Event total. 1.53" LWE MTD.
1/24/2017 7:00 AM 0.89 M M M M Windswept R-/R Mrng/aftn tapering off to L-/RW- eve into overnight. 0.99" Event total. 2.52" LWE MTD.
1/30/2017 7:00 AM 0.08 1.5 M 1.5 M S-/S Overnight. Nice fat fluffy flakes! 2.60" LWE total for Jan. w/ 3.5" total snowfall.
2/9/2017 7:00 AM 0.23 0.0 M 0.0 M R- Overnight.
2/26/2017 7:00 AM 0.52 M M M M Late aftn TRW+A. 1/2" Hail made quite a racket! Only 0.75" Feb. LWE MTD.
3/1/2017 7:00 AM 0.27 0.0 M M M Eve R-/R. Only 1.02" LWE for Feb. w/ just T snow. 3.5" snow/sleet for "winter" thus far.
3/2/2017 7:00 AM 0.06 M M M M Early aftn RW-. Disappointing "storm"!
3/8/2017 7:00 AM 0.01 M M M M Sporadic RW-/R- late day/eve/overnight. Yet another disappointing precip event! Only 0.07" LWE MTD.
3/11/2017 7:00 AM 0.05 T M 0.0 M R- Mrng. Brief SW- mid aftn. Only .12" LWE MTD.
3/14/2017 8:00 AM 1.06 0.6 M 0.5 M Eve S-/IP turning to ZR after midnight. Temp holding steady around freezing.
3/19/2017 8:00 AM 0.93 1.0 M 1.0 M Eve/overnight R-/R turning to S by mrng. 2.51" LWE MTD.
4/4/2017 7:00 AM 0.12 M M M M
4/7/2017 7:00 AM 0.78 M M M M Ocnl TRW/RW mrng thru early eve. 0.90" MTD.
4/21/2017 7:00 AM 0.03 M M M M Mrng and eve RW-. 0.93" MTD. First measurable rain in 2 weeks!
4/22/2017 7:00 AM 0.21 M M M M .02" Ocnl aftn/eve RW-/TRW-. 0.19" Overnight R-.
4/23/2017 7:00 AM 0.16 M M M M Persistent R-/L- Mrng til eve. Event total 0.40" thus far.
4/24/2017 7:00 AM 0.04 M M M M Ocnl overnight RW-/R-.
4/25/2017 7:00 AM 0.24 M M M M Ocnl R-/RW-/L-.
4/26/2017 7:00 AM 0.54 M M M M 0.30" Ocnl R-/L- mrng into eve. Another 0.24" steady R- early overnight. 1.22" Weekly total. 2.12" MTD.
5/7/2017 7:00 AM 0.04 M M M M Midday and late day RW-. 1.45" Event total.
5/12/2017 7:00 AM 0.90 M M M M Persistent R-/R Mrng til late day.
5/13/2017 7:00 AM 1.28 M M M M R-/R late afternoon thru eve and overnight into morning. Event total 2.18" thus far.
5/14/2017 7:00 AM 0.06 M M M M Mrng R-/L- tapering off to ocnl aftn L- before ending. 2.24" Event total. 3.69" MTD.
5/24/2017 7:00 AM 0.16 M M M M .01" Eve R--. .15" Overnight R-. .42" Previous episode.
5/25/2017 7:00 AM 0.67 M M M M Overnight R-/R. 4.94" MTD.
5/26/2017 7:00 AM 0.22 M M M M Late day TRW+/RW-. 1.47" Latest precip episode. 5.16" MTD.
5/29/2017 7:00 AM 0.31 M M M M Early aftn RW/R-. 5.47" MTD.
5/31/2017 7:00 AM 0.05 M M M M Late mrng RW-. Early eve TRW-. Early overnight RW-. 5.52" MTD.
6/6/2017 7:00 AM 0.10 M M M M Early aftn R- briefly R.
6/17/2017 7:00 AM 0.20 M M M M Only 0.30" MTD.
6/20/2017 7:00 AM 0.35 M M M M Ocnl aftn TRW and eve RW-. 0.65" MTD.
6/23/2017 8:00 AM 0.21 M M M M Early mrng RW. 0.86" MTD.
6/24/2017 7:00 AM 0.05 M M M M Ocnl late night RW-. 0.91" MTD. Looks like < 1" total for Jun. Cindy was very disappointing, suffering thru all that tropical moisture in the air with hardly any rain!
7/2/2017 7:00 AM 0.34 M M M M Late aftn TRW+ most welcome after just 0.91" for June!
7/15/2017 7:00 AM 0.15 M M M M Late day TRW+. Precip very disappointing! 2.73" MTD.
7/23/2017 7:00 AM 1.16 M M M M Ocnl RW-/TRW+ mid aftn thru early overnight. 3.89" MTD.
7/24/2017 7:00 AM 0.56 M M M M Mid aftn TRW+. Late day RW. 1.72" Event total. 4.45" MTD.
7/29/2017 7:00 AM 6.30 M M M M 2.20" Early aftn TRW+. 0.60" R-/R later aftn/eve. 3.50" Overnight R/R+. 10.75" MTD!
8/7/2017 7:00 AM 0.07 M M M M Ocnl overnight R-.
8/8/2017 7:00 AM 1.44 M M M M Mrng TRW+ then R/R- then RW. Lull then ocnl R- overnight. 1.51" Event total.
8/12/2017 7:00 AM 2.26 M M M M Rounds of eve TRW+. Early mrng R-. 3.77" MTD. 14.52" last 6 weeks!
8/13/2017 7:00 AM 0.84 M M M M Eve TRW+. 3.10" Event total. 4.61" MTD.
8/16/2017 7:00 AM 0.14 M M M M Mrng/early aftn R-. Late aftn RW-. 4.75" MTD.
8/18/2017 7:00 AM 0.10 M M M M Late aftn TRW.
8/19/2017 7:00 AM 0.21 M M M M Series of late day/early eve TRW's. 5.06" MTD.
8/22/2017 7:00 AM 0.04 M M M M Late day TRW-. 5.23" MTD.
8/25/2017 7:00 AM 0.04 M M M M Overnight RW-. 5.27" MTD.
9/7/2017 7:00 AM 0.61 M M M M R-/R Aftn thru eve.
9/19/2017 7:00 AM 0.02 M M M M Rogue early aftn RW-/L-. First measurable rain in 12 days. 1.58" MTD.



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes



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