Station Overview Station Location
Station Number MD-MG-17 Latitude 39.07137
Station Name Glenmont 1 NNE Longitude -77.041029
County Montgomery Elevation (ft) 319



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 3.50 3.27 31 3.27 31 0.00 0 0 10 4 0.0 0 0
Nov 18 3.52 2.09 5 2.09 5 0.00 0 0 3 0 0.0 0 0
Dec 18 3.26 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 19 2.99 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 19 2.84 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 19 3.81 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 19 3.39 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 19 4.26 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 19 3.95 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 19 4.02 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 19 3.23 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 19 4.04 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 42.81" 5.36" 36 days 5.36" 36 0.00" 0 days 0 13 days 4 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
10/1/2018 0.00
10/2/2018 0.00
10/3/2018 0.00
10/4/2018 0.33
10/5/2018 T
10/6/2018 T
10/7/2018 0.00
10/8/2018 0.00
10/9/2018 T
10/10/2018 0.00
10/11/2018 1.12
10/12/2018 0.00
10/13/2018 0.04
10/14/2018 0.06
10/15/2018 0.25
10/16/2018 0.00
10/17/2018 0.00
10/18/2018 0.00
10/19/2018 0.02
10/20/2018 0.09
10/21/2018 0.00
10/22/2018 0.00
10/23/2018 0.00
10/24/2018 0.00
10/25/2018 0.00
10/26/2018 0.72
10/27/2018 0.59
10/28/2018 0.05
10/29/2018 T
10/30/2018 0.00
10/31/2018 0.00
11/1/2018 0.00
11/2/2018 1.05
11/3/2018 0.01
11/4/2018 0.00
11/5/2018 1.03
11/6/2018
11/7/2018
11/8/2018
11/9/2018
11/10/2018
11/11/2018
11/12/2018
11/13/2018
11/14/2018
11/15/2018
11/16/2018
11/17/2018
11/18/2018
11/19/2018
11/20/2018
11/21/2018
11/22/2018
11/23/2018
11/24/2018
11/25/2018
11/26/2018
11/27/2018
11/28/2018
11/29/2018
11/30/2018
12/1/2018
12/2/2018
12/3/2018
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
12/16/2018
12/17/2018
12/18/2018
12/19/2018
12/20/2018
12/21/2018
12/22/2018
12/23/2018
12/24/2018
12/25/2018
12/26/2018
12/27/2018
12/28/2018
12/29/2018
12/30/2018
12/31/2018
Day of YearDaily PrcpMultiday Prcp
1/1/2019
1/2/2019
1/3/2019
1/4/2019
1/5/2019
1/6/2019
1/7/2019
1/8/2019
1/9/2019
1/10/2019
1/11/2019
1/12/2019
1/13/2019
1/14/2019
1/15/2019
1/16/2019
1/17/2019
1/18/2019
1/19/2019
1/20/2019
1/21/2019
1/22/2019
1/23/2019
1/24/2019
1/25/2019
1/26/2019
1/27/2019
1/28/2019
1/29/2019
1/30/2019
1/31/2019
2/1/2019
2/2/2019
2/3/2019
2/4/2019
2/5/2019
2/6/2019
2/7/2019
2/8/2019
2/9/2019
2/10/2019
2/11/2019
2/12/2019
2/13/2019
2/14/2019
2/15/2019
2/16/2019
2/17/2019
2/18/2019
2/19/2019
2/20/2019
2/21/2019
2/22/2019
2/23/2019
2/24/2019
2/25/2019
2/26/2019
2/27/2019
2/28/2019
3/1/2019
3/2/2019
3/3/2019
3/4/2019
3/5/2019
3/6/2019
3/7/2019
3/8/2019
3/9/2019
3/10/2019
3/11/2019
3/12/2019
3/13/2019
3/14/2019
3/15/2019
3/16/2019
3/17/2019
3/18/2019
3/19/2019
3/20/2019
3/21/2019
3/22/2019
3/23/2019
3/24/2019
3/25/2019
3/26/2019
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
4/4/2019
4/5/2019
4/6/2019
4/7/2019
4/8/2019
4/9/2019
4/10/2019
4/11/2019
4/12/2019
4/13/2019
4/14/2019
4/15/2019
4/16/2019
4/17/2019
4/18/2019
4/19/2019
4/20/2019
4/21/2019
4/22/2019
4/23/2019
4/24/2019
4/25/2019
4/26/2019
4/27/2019
4/28/2019
4/29/2019
4/30/2019
5/1/2019
5/2/2019
5/3/2019
5/4/2019
5/5/2019
5/6/2019
5/7/2019
5/8/2019
5/9/2019
5/10/2019
5/11/2019
5/12/2019
5/13/2019
5/14/2019
5/15/2019
5/16/2019
5/17/2019
5/18/2019
5/19/2019
5/20/2019
5/21/2019
5/22/2019
5/23/2019
5/24/2019
5/25/2019
5/26/2019
5/27/2019
5/28/2019
5/29/2019
5/30/2019
5/31/2019
6/1/2019
6/2/2019
6/3/2019
6/4/2019
6/5/2019
6/6/2019
6/7/2019
6/8/2019
6/9/2019
6/10/2019
6/11/2019
6/12/2019
6/13/2019
6/14/2019
6/15/2019
6/16/2019
6/17/2019
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
7/10/2019
7/11/2019
7/12/2019
7/13/2019
7/14/2019
7/15/2019
7/16/2019
7/17/2019
7/18/2019
7/19/2019
7/20/2019
7/21/2019
7/22/2019
7/23/2019
7/24/2019
7/25/2019
7/26/2019
7/27/2019
7/28/2019
7/29/2019
7/30/2019
7/31/2019
8/1/2019
8/2/2019
8/3/2019
8/4/2019
8/5/2019
8/6/2019
8/7/2019
8/8/2019
8/9/2019
8/10/2019
8/11/2019
8/12/2019
8/13/2019
8/14/2019
8/15/2019
8/16/2019
8/17/2019
8/18/2019
8/19/2019
8/20/2019
8/21/2019
8/22/2019
8/23/2019
8/24/2019
8/25/2019
8/26/2019
8/27/2019
8/28/2019
8/29/2019
8/30/2019
8/31/2019
9/1/2019
9/2/2019
9/3/2019
9/4/2019
9/5/2019
9/6/2019
9/7/2019
9/8/2019
9/9/2019
9/10/2019
9/11/2019
9/12/2019
9/13/2019
9/14/2019
9/15/2019
9/16/2019
9/17/2019
9/18/2019
9/19/2019
9/20/2019
9/21/2019
9/22/2019
9/23/2019
9/24/2019
9/25/2019
9/26/2019
9/27/2019
9/28/2019
9/29/2019
9/30/2019



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 10/1: 84°/61°/68°.
10/2/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 10/2: 83°/64°/73°.
10/3/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 10/3: 83°/66°/67° Morn. min. also 66°, min. at 2350EST.
10/4/2018 11:59 PM 0.33 0.0 0.00 0.0 0.00 Heavy morning fog reduced the visibility to 1/4 mile. Thunder was first heard around 1850 and then again from 1912-1922. The rain began aroun 1900 was briefly heavy. It was over before 2000. 2105: .33". A light shower that fell later did not add to the day's total. 10/4: 89°/64°/73°.
10/5/2018 11:59 PM T 0.0 0.00 0.0 0.00 Drizzle fell sometime during the A.M. hours and light drizzle fell again late in the evening including at obs. time. 10/5: 73°/63°/64° Max. at 0000EST, min. at 1255, Aft. Max.: 67°.
10/6/2018 11:59 PM T 0.0 0.00 0.0 0.00 Light drizzle fell overnight. 10/6: 72°/64°/70° Eve. min.: 69°.
10/7/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 10/7: 87°/70°/71°.
10/8/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 10/8: 85°/69°/72°.
10/9/2018 11:59 PM T 0.0 0.00 0.0 0.00 A light shower fell briefly - possibly around 1530. 10/9: 83°/70°/71° Ovnt. min.: 71°, min. at 2310EST.
10/10/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 10/10: 84°/71°/74°.
10/11/2018 11:59 PM 1.12 0.0 0.00 0.0 0.00 Light sprinkles began a couple minutes after my 10/10 obs. A light shower followed a couple hours later and a moderate to heavy shower fell around dawn. There was a rumble of thunder at 0718. 1305: .30". The rain from Tropical Storm "Michael" arrived in mid afternoon and was mostly light to moderate before ending late. Distant thunder was heard from 1710-1713. 10/11: 80°/66°/66° Ovnt. min.: 73°.
10/12/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 10/12: 66°/50°/50° Morn. min.: 55°, Aft. Max.: 64°, min. at 2305EST.
10/13/2018 11:59 PM 0.04 0.0 0.00 0.0 0.00 Light showers and a light mist fell late at night ending after dawn. 10/13: 59°/44°/44° Morn. min.: 50°.
10/14/2018 11:59 PM 0.06 0.0 0.00 0.0 0.00 Light showers fell late in the morning (1705: .03") and again late in the evening. 10/14: 56°/44°/56° Aft. Max. also 56°, Eve. min. 52°, Max. at 2355 EST.
10/15/2018 11:59 PM 0.25 0.0 0.00 0.0 0.00 Periods of rain, mostly light, fell during the latter part of the overnight and the first half of the morning in addition to much of the afternoon. 1105: .18". 10/15: 70°/55°/62° Day. Max.: 67°, Eve. min.: 65°, Max. at 2205.
10/16/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 10/16: 62°/52°/54° min. at 0820, Aft. Max.: 59°, Eve. min. also 52°.
10/17/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 10/17: 68°/50°/52° Morn. min. also 50°, min. at 2240.
10/18/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 10/18: 58°/40°/40° Morn. min.: 43°.
10/19/2018 11:59 PM 0.02 0.0 0.00 0.0 0.00 A light shower fell late in the evening. 10/19: 65°/36°/56°.
10/20/2018 11:59 PM 0.09 0.0 0.00 0.0 0.00 Light showers fell overnight and again during the evening, when it was mostly just sprinkles falling. 1500: .07". 10/20: 67°/50°/51° Ovnt. min.: 54°, min. at 2315EST.
10/21/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 10/21: 54°/38°/38° Morn. min.: 44°.
10/22/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 10/22: 58°/33°/46°.
10/23/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 10/23: 70°/41°/46°.
10/24/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 10/24: 56°/38°/40° Morn. min.: 42°, min. at 2310EST.
10/25/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 10/25: 54°/33°/43°.
10/26/2018 11:59 PM 0.72 0.0 0.00 0.0 0.00 Light rain began before 1500 and fell intermittently for a couple hours before becoming a bit steadier. It fell moderately at times through the evening. 2310EDT: .50" (Obs. time is 2359EST). 10/26: 47°/39°/47° Max. at 1710, Eve. min.: 44°.
10/27/2018 11:59 PM 0.59 0.0 0.00 0.0 0.00 Rain fell in the A.M. hours and tapered to drizzle late in the morning that continued into the afternoon. The two day amount was 1.31". 10/27: 50°/47°/48° Ovnt. min.: 47°, Max. at 0515, Aft. min.: 47°, Aft. Max.: 49°, min. at 2300EST.
10/28/2018 11:59 PM 0.05 0.0 0.00 0.0 0.00 Light showers fell overnight and in the evening. 0905: .02". 10/28: 59°/47°/51° Eve. min.: 50°, Eve. Max.: 53°.
10/29/2018 11:59 PM T 0.0 0.00 0.0 0.00 A light shower at 1300 was fairly brief and didn't amount to anything. 10/29: 59°/43°/43° Ovnt. min.: 49°.
10/30/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 10/30: 63°/38°/44°.
10/31/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 October prec.: 3.27". 10/31: 70°/40°/56° Eve. min.: 56°, Eve. Max.: 62°.
11/1/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 11/1: 75°/50°/69° Eve. min.: 67°.
11/2/2018 11:59 PM 1.05 0.0 0.00 0.0 0.00 A light shower around 5 A.M. wasn't measurable. 1110: T. Rain arrived before 5 P.M. and continued past 11 P.M. A line of heavy rain moved through just after 9 P.M. but winds weren't significant here. 11/2: 72°/55°/55° Ovnt. min.: 68°.
11/3/2018 11:59 PM 0.01 0.0 0.00 0.0 0.00 Light showers fell before dawn. 11/3: 59°/39°/39° Morn. min.: 48°.
11/4/2018 11:59 PM 0.00 0.0 0.00 0.0 0.00 11/4: 60°/35°/51° Eve. min.: 47°.
11/5/2018 10:05 PM 1.03 0.0 0.00 0.0 0.00 Rain began overnight and continued through much of the morning. 1205: .96". Showers fell later. Bel Pre Creek at bankful. 11/5: 54°/50°/53° Ovnt. min.: 51°, Max. at 0915, min. at 1220. FINAL REPORT - LEAVING INTERNET.



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