Station Overview Station Location
Station Number MD-MG-8 Latitude 39.1516
Station Name Gaithersburg 2 WNW Longitude -77.2368
County Montgomery Elevation (ft) 380



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 3.47 0.78 31 0.78 31 0.00 0 0 5 2 0.0 0 0
Nov 16 3.54 2.19 30 2.19 30 0.00 0 0 6 3 0.0 0 0
Dec 16 3.15 2.52 28 2.52 28 0.00 0 0 9 0 0.2 1 0
Jan 17 2.87 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 17 2.76 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 17 3.74 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 17 3.33 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 17 4.36 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 17 3.81 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 17 3.82 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 17 3.21 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 17 4.05 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 42.11" 5.49" 89 days 5.49" 89 0.00" 0 days 0 20 days 5 days 0.2" 1 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
10/1/2016 0.40
10/2/2016 T
10/3/2016 0.00
10/4/2016 0.00
10/5/2016 0.00
10/6/2016 0.00
10/7/2016 0.00
10/8/2016 0.06
10/9/2016 0.00
10/10/2016 0.00
10/11/2016 0.00
10/12/2016 0.00
10/13/2016 0.00
10/14/2016 0.00
10/15/2016 0.00
10/16/2016 0.00
10/17/2016 0.00
10/18/2016 0.00
10/19/2016 0.00
10/20/2016 0.00
10/21/2016 0.26
10/22/2016 T
10/23/2016 0.00
10/24/2016 0.00
10/25/2016 0.00
10/26/2016 0.00
10/27/2016 0.04
10/28/2016 0.00
10/29/2016 0.00
10/30/2016 0.02
10/31/2016 0.00
11/1/2016 0.00
11/2/2016 0.00
11/3/2016 0.01
11/4/2016 0.00
11/5/2016 0.00
11/6/2016 0.00
11/7/2016 0.00
11/8/2016 0.00
11/9/2016 0.20
11/10/2016 0.00
11/11/2016 0.00
11/12/2016 0.00
11/13/2016 0.00
11/14/2016 T
11/15/2016 T
11/16/2016 0.01
11/17/2016 0.00
11/18/2016 0.00
11/19/2016 0.03
11/20/2016 0.00
11/21/2016 0.00
11/22/2016 0.00
11/23/2016 0.00
11/24/2016 T
11/25/2016 0.00
11/26/2016 0.00
11/27/2016 0.00
11/28/2016 0.00
11/29/2016 0.35
11/30/2016 1.59
12/1/2016 0.07
12/2/2016 0.00
12/3/2016 0.00
12/4/2016 0.13
12/5/2016 0.18
12/6/2016 0.96
12/7/2016 0.00
12/8/2016 0.00
12/9/2016 0.00
12/10/2016 0.00
12/11/2016 0.00
12/12/2016 0.17
12/13/2016 0.00
12/14/2016 0.00
12/15/2016 0.00
12/16/2016 0.00
12/17/2016 0.43
12/18/2016 0.02
12/19/2016 0.00
12/20/2016 0.00
12/21/2016 0.00
12/22/2016 0.00
12/23/2016 0.00
12/24/2016 0.55
12/25/2016 0.00
12/26/2016 0.00
12/27/2016 0.01
12/28/2016 0.00
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
1/9/2017
1/10/2017
1/11/2017
1/12/2017
1/13/2017
1/14/2017
1/15/2017
1/16/2017
1/17/2017
1/18/2017
1/19/2017
1/20/2017
1/21/2017
1/22/2017
1/23/2017
1/24/2017
1/25/2017
1/26/2017
1/27/2017
1/28/2017
1/29/2017
1/30/2017
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
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
2/27/2017
2/28/2017
3/1/2017
3/2/2017
3/3/2017
3/4/2017
3/5/2017
3/6/2017
3/7/2017
3/8/2017
3/9/2017
3/10/2017
3/11/2017
3/12/2017
3/13/2017
3/14/2017
3/15/2017
3/16/2017
3/17/2017
3/18/2017
3/19/2017
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
4/5/2017
4/6/2017
4/7/2017
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
4/22/2017
4/23/2017
4/24/2017
4/25/2017
4/26/2017
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
5/8/2017
5/9/2017
5/10/2017
5/11/2017
5/12/2017
5/13/2017
5/14/2017
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
5/25/2017
5/26/2017
5/27/2017
5/28/2017
5/29/2017
5/30/2017
5/31/2017
6/1/2017
6/2/2017
6/3/2017
6/4/2017
6/5/2017
6/6/2017
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
6/18/2017
6/19/2017
6/20/2017
6/21/2017
6/22/2017
6/23/2017
6/24/2017
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
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
7/16/2017
7/17/2017
7/18/2017
7/19/2017
7/20/2017
7/21/2017
7/22/2017
7/23/2017
7/24/2017
7/25/2017
7/26/2017
7/27/2017
7/28/2017
7/29/2017
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
8/8/2017
8/9/2017
8/10/2017
8/11/2017
8/12/2017
8/13/2017
8/14/2017
8/15/2017
8/16/2017
8/17/2017
8/18/2017
8/19/2017
8/20/2017
8/21/2017
8/22/2017
8/23/2017
8/24/2017
8/25/2017
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
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
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
10/1/2016 11:59 PM 0.40 0.0 0.00 0.0 0.00 High temp 63.1° @ 1734 Low temp 60.2° @ 0810 Cloudy, mostly AM light rain, drizzle/mist often at other times. Max rain rate 0.82" @ 0844 PWG 12 NE @ 0132. Dew point temperatures did not range very much, from 62° to 60°. Total September precipitation was 2.90" some 1.30" below my 30 year normal.
10/2/2016 11:59 PM T 0.0 0.00 0.0 0.00 High Temp 71.1° @ 1701 Low Temp 61.4° @ 0640 Cloudy, spotty drizzle occasionally early AM, then clearing off the rest of the later morning and afternoon. Milder by afternoon with the sun returning. Very light winds today that turned around to a more westerly direction - PWG 4 MPH from the SW @ 0058. Dew points remained in the low-mid 60s, from 65° to 61°.
10/3/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High Temp 73.8° @ 1702 Low Temp 57.6° @ 2358 Partly sunny, a bit warmer, drier. Light fog early AM. PWG 11 MPH from the SW @ 1637. Dew point temperatures ranged from 63° to 56°.
10/4/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 72.3° @ 1551 Low temp 52.9° @ 0733 Partly sunny, mild. PWG 12 MPH from the NE @ 1337. Dew point temperatures ranged from 63° to 52°.
10/5/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 69.7° @ 1623 Low temp 54.6° @ 2357 Mostly sunny and a bit cooler, still dry. PWG 12 MPH from the NE @ 1256. Dew point temperatures ranged from 56° to 52° on this beautiful day.
10/6/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 67.7° @ 1701 Low temp 51.7° @ 0337 Partly to mostly cloudy, a bit cooler. PWG 9 MPH from the NE @ 1222. Dew point temps ranged from 62° to 50°.
10/7/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 69.9° @ 1659 Low temp 56.1° @ 0622 Partly to mostly cloudy, some sun at times, milder. PWG 9 MPH from the NNE @ 1634. Dew point temps ranged from 64° to 55°.
10/8/2016 11:59 PM 0.06 0.0 0.00 0.0 0.00 High temp 66.2° @ 1447 Low temp 63.0° @ 0846 Cloudy, cool, occasional light rain, breezy at times particularly late evening. PWG 10 NE 2056. Dew point temperatures didn't vary very much, only between 65° and 62°. Cloud bank from Hurricane Matthew over much of area from NE to SW, rain bands just to the SE over southern Maryland and points south through much of eastern VA and NC.
10/9/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 65.0° @ 1551 Low temp 54.1° @ 0851 Cloudy early, then mostly clear/sunny most of the day - windy at times, cooler later. PWG 25 MPH from the NNW @ 1603. Dew point temps dropped from 62° to 41°.
10/10/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 63.1° @ 1619 Low temp 44.9° @ 2356 Mostly sunny, cool - coolest day of season so far, winds slowly abating, heading down into the upper 30s tonight for the first chance at some patchy frost. anniversary on Oct 10 of my earliest recorded measurable snow at my station, 2.0", on 10/10/79. Awesome day! PWG 16 MPH from the N at 1106. Dew point temperatures ranged from 46° to 35°.
10/11/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 64.3° @ 1648 Low temp 38.4° @ 0733 Sunny/clear, seasonable in the afternoon, seasonably cold in the early AM with my coldest min of the season so far.Light winds- PWG only 8 MPH out of the NE @ 1336. Dew point temperatures logically fairly low, ranging from 50° to 37°. Beautiful day, nice and fall-like.
10/12/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 66.9° @ 1559 Low temp 42.9° @ 0703 Partly sunny, a bit milder today with no frost on the pumpkin possible as temps stayed above 40°. PWG 8 MPH from the WSW @ 1718.Dew point temperatures rose a bit, rising from a low of 41° to 55°.
10/13/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 68.8° @ 1558 Low temp 47.2° @ 0741 Partly to mostly cloudy,a tad milder. PWG 12 MPH from the WSW @ 1520. Dew point temperatures ranged from 59° to 45°.
10/14/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 63.0° @ 1618 Low temp 41.5° @ 0742 Sunny, cooler day. Nice. PWG 9 NNE @ 1022. Dew point temperatures ranged from 49° to 39°.
10/15/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 65.8° @ 1620 Low temp 40.6° @ 0742 Mostly sunny, a bit cooler early AM, a bit milder mid afternoon and evening. Seasonable temps. PWG 8 MPH from the ENE @ 1050. Dew point temperatures ranged from 50° to 39°.
10/16/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 73.3° @ 1619 Low temp 48.2° @ 0357 Mostly sunny, warmer. PWG 9 WSW @ 1159. Dew point temperatures ranged from 62° to 46°. Monthly total precipitation so far in October only 0.46".
10/17/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 80.9° @ 1614 Low temp 54.2° @ 0730 Partly cloudy, warmer. PWG 8 MPH from the WSW @ 1250. Dew point temperatures ranged from 65° to 53°.
10/18/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 82.5° @ 1613 (new record daily high temp) Low temp 56.2° @ 0747 Sunny, record-breaking warmth in the afternoon. PWG 9 MPH from the WSW @ 1238. Dew point temperatures range from 66° to 55°.
10/19/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 83.7° @ 1549 (another new daily high temp record) Low temp 61.3° @ 0720 (record daily high min temp record) Partly cloudy, record-breaking warmth for today. PWG from the N @ 11 MPH @ 1320. Dew point temperatures were ridiculously high for mid-October - ranging from 70° to 60°. Monthly total precipitation still only 0.46" - it should be going up over the next few days.
10/20/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 81.8° @ 1520 Low temp 65.6° @ 0807 (new daily high min record) Partly cloudy, still quite warm. PWG 10 E @ 1448. Dew point temps still high, ranging from 71° to 59°.
10/21/2016 11:59 PM 0.26 0.0 0.00 0.0 0.00 High temp 75.1° @ 1234 Low temp 55.7° @ 2353 Mostly cloudy,warm to early PM, then brief heavy showers around 1330 (Max rain rate 6.94" @ 1332) with FROPA, then slow clearing, becoming windy and colder. PWG 17 MPH from the East @ 2315. Dew point temps high in the AM,dropped considerably in the PM after the FROPA, ranging from 67° to 50°. Monthly precipitation for October now is 0.72", still considerably below normal.
10/22/2016 11:59 PM T 0.0 0.00 0.0 0.00 High temp 57.6° @ 1434 Low temp 47.9° @ 2359 Cloudy, cold, blustery AM, spotty drizzle early AM, then clearing during PM hours, still windy, chillier than it has been in quite a while. PWG 26 MPH from the SW @ 1539, greatest PWG since early April. Dew point temps dropped a lot,ranging from 50° to 31°. Much more fall-like conditions today.
10/23/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 67.8° @ 1626 Low temp 42.9° @ 0615 Mostly sunny with some fair weather cumulus in the afternoon at times, chilly AM, milder pm, winds slowly abate. PWG 14 MPH from the WSW @ 1227. Dew point temperatures even lower, ranging from 47° to 32°.
10/24/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 66.3° @ 1529 Low temp 49.3° @ 0403 Partly cloudy, seasonably mild. Winds pick up a bit - PWG 17 MPH from the SW @ 1258. Dew point temps rose some, ranging from 51° to 35°.
10/25/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 59.7° @ 1618 Low temp 40.4° @ 2356 Partly cloudy, cooler. PWG 15 MPH from the WSW @ 1121. Dew point temperatures ranged from 39° to 34°.
10/26/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 56.2° @ 1549 Low temp 33.2° @ 0723 Frosty early AM Sunny, cooler, clouds increase evening. PWG 7 NE @ 1413. Dew point temperatures ranged from 42° to 31°.
10/27/2016 11:59 PM 0.04 0.0 0.00 0.0 0.00 High temp 59.6° @ 1905 Low temp 48.0° @ 0510 Cloudy, milder, esp overnight - light shower early afternoon. PWG 11 E @ 0902. Dew point temps ranged from 57° to 40°. Monthly precipitation total now 0.76".
10/28/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 59.6° @ 1634 Low temp 42.2° @ 2356 Sunny, seasonably cool, cooler than last evening with clear vs cloudy skies. PWG 16 SW @ 0437. Dew point temps ranged from 52° to 37°.
10/29/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 73.7° @ 1629 Low temp 38.2° @ 0749 Partly cloudy,chilly early AM, warmer PM - becoming cloudy evening. PWG 10 WSW @ 1411. Dew point temperatures ranged from 57° to 36°.
10/30/2016 11:59 PM 0.02 0.0 0.00 0.0 0.00 High temp 80.4° @ 1532 (record daily high temp) Low temp 53.7° @ 0744 Partly cloudy, mild early AM Warm early PM then becoming cloudy late afternoon, brief rain shower with gusty winds early evening, clearing late. PWG 23 MPH from the WSW @ 1747. Dew point temperatures ranged from 64° to 52°. Monthly precipitation total 0.78".
10/31/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 61.0° @ 0000 (PM Max temp 56.6° @ 1635) Low temp 42.7° @ 2356 (AM Min temp 48.2° @ 0815) Mostly sunny, much cooler. PWG 12 NNW @ 0707 Dew point temperatures ranged from 54° to 36°. Total precipitation for October 0.78", second driest October in my 38 period of record. (Driest was 0.29" back in October 2000).
11/1/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 58.9° @ 1554 Low temp 39.6° @ 0328 Cloudy, early AM cold, warmup overnight turning into seasonable cloudy conditions during the day. PWG 9 from the E @ 1441. Dew point temperatures ranged from 50° to 37°.
11/2/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 74.1° @ 1646 Low temp 50.6° @ 0806 Mostly sunny, warmer, some clouds early and late. PWG only 5 MPH from the SW @ 1516. Dew point temperatures ranged from 62° to 49°.
11/3/2016 11:59 PM 0.01 0.0 0.00 0.0 0.00 High temp 74.4° @ 1253 Low temp 55.0° @ 0446 Cloudy, warm, very light shower during afternoon with weak FROPA, still warm and cloudy evening. PWG 11 WSW @ 1614. Dew point temperatures ranged from 64° to 53°. Really getting dry around here. Fall foliage behind schedule, still many trees with green leaves or only partially turned.
11/4/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 62.2° @ 0000 PM Max 60.7° @ 1530 Low temp 42.1° @ 2357 AM Min 48.4° @ 0820 Sunny, cooler PWG 14 MPH from the NNW @ 1528 Dew point temperatures ranged from 55° to 36°.
11/5/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 63.7° @ 1547 Low temp 37.3° @ 0804 Sunny, chilly AM, moderating a bit in the afternoon. PWG 12 from the SW @ 1312. Dew point temperatures range from 44° to 35°.
11/6/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 65.3° @ 1439 Low temp 42.6° @ 0151 Sunny, seasonable. PWG 16 NNW @ 1232. Dew point temperatures ranged from 46° to 34°.
11/7/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 58.7° (1539) Low temp 36.8° (0702) Sunny/clear, cooler. PWG 10 NNE @ 1301. Dew point temperatures ranged from 36° to 31°.
11/8/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 67.0° @ 1421 Low temp 32.2° @ 0713 Sunny, frosty AM, milder PM, becoming cloudy evening and staying mild. PWG 7 WSW @ 1354. Dew point temperatures ranged from 46° to 30°.
11/9/2016 11:59 PM 0.20 0.0 0.00 0.0 0.00 High temp 58.7° @ 1205 Low temp 48.2° @ 2359 Cloudy, seasonable temps, light rain in AM and then a bit more in the afternoon. Slow clearing in the evening and turning cooler, and becoming briefly windy. PWG 19 MPH from the WSW @ 2240. Dew point temperatures ranged from 55° to 41°. Total rainfall for the month of November now 0.21".
11/10/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 59.5° @ 1536 Low temp 39.5° @ 0508 Sunny, seasonable - cooler evening then warmup overnight. PWG 16 WSW @ 0922 Dew point temperatures ranged from 41° to 35°.
11/11/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 62.3° @ 1313 Low temp 40.5° @ 0235 Partly cloudy, chilly very early AM then warmup through much of the overnight on light to moderate SW winds, then continued warming into the early afternoon, then a FROPA with cooler and much windier conditions much of the rest of the day. PWG 23 MPH from the WSW @ 1739 (windiest day since October 30), Dew point temperatures ranged from 44° to 28°.
11/12/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 49.9° @ 1540 Low temp 30.4° @ 0735 Sunny, coldest day of the season so far with regard to both min and max. Weather party day. How fitting! PWG 10 MPH from the NNW at 1300. Dew point temperatures ranged from 30° to 25°.
11/13/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 60.2° @ 1445 Low temp 28.3° @ 0703 Sunny, coldest min of the season so far, milder PM. PWG 10 MPH from the WSW @ 1311. Dew point temperatures ranged from 33° to 20°.
11/14/2016 11:59 PM T 0.0 0.00 0.0 0.00 High temp 58.3° @ 1304 Low temp 28.7° @ 0705 Clear, cold early AM , clouding up later AM, cloudy PM, air remained dry, so rain didn't reach the ground till just before midnight obs, and only in trace amounts. PWG 6 MPH from the W @ 1316. Dew point temperatures ranged from 25° (and stayed in the 20s for a good part of the day) up to 38° in the late evening at obs
11/15/2016 11:59 PM T 0.0 0.00 0.0 0.00 High temp 61.4° @ 1526 Low temp 40.4° @ 2359 Cloudy, occasional overnight sprinkles, mild, gradually decreasing clouds during day, clear evening, cooler. PWG 12 MPH from the WSW @ 1225. Dew point temperatures ranged from 45° to 29°.
11/16/2016 11:59 PM 0.01 0.0 0.00 0.0 0.00 High temp 62.1° @ 1421 Low temp 34.4° @ 0657 Partly cloudy, chilly early AM, clouding over later AM into afternoon, with very light shower in the early-mid afternoon sometime, mild, clearing evening and turning predictably cooler. PWG 9 MPH from the WSW @ 1410. Dew point temperatures ranged from 48° to 32°. Monthly precipitation now 0.22". very dry!
11/17/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 59.4° @ 1437 Low temp 36.1° @ 0629 Sunny/clear fairly seasonable. PWG 15 from the WSW @ 1329 Dew point temperatures ranged from 45° to 34°.
11/18/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 68.2° @ 1441 Low temp 33.7° @ 0636 Sunny, chilly early AM, quite mild afternoon, still mild evening. PWG 7 WSW @ 1125. Dew point temperatures ranged from 44° to 31°.
11/19/2016 11:59 PM 0.03 0.0 0.00 0.0 0.00 High temp 68.4° @ 1419 Low temp 38.3° @ 0653 Sunny, mild AM, increasing clouds early PM, cloudy mid-late PM, mild at first then turning colder after FROPA went through with a brief, light shower, also becoming quite windy at times. PWG 26 MPH from the WSW @ 1528, windiest day since 26 MPH was also recorded back on October 22. Dew point temps ranged from 51° to 25°. November monthly rainfall now totals 0.25" My all time record low November rainfall is 0.38" recorded back in 1981. At the pace we are at currently, that record may be in jeopardy.
11/20/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 43.0° @ 1201 Low temp 35.9° @ 2132 Mostly cloudy, blustery, cold- coldest max temp since March 4. PWG 29 MPH from the WSW @ 1521 - windiest PWG since 32 MPH was recorded back on April 3. Dew point temps dry- ranging from 28° to 20°. Total monthly precip for November 0.25".
11/21/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 42.7° @ 1416(coldest max temp since Apr 3) Low temp 33.7° @ 0736 Mostly sunny, cold, still blustery but slowly diminishing winds in the afternoon and evening.PWG 26 MPH from the WNW @ 0314. Dew point temps were low, ranging from 21° to 15°.
11/22/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 47.2° @ 1425 Low temp 29.8° @ 0745 Sunny, frosty cold early AM, a tad milder with lessening winds in the afternoon. Cold again with no wind evening into the overnight. PWG 17 MPH from the WSW @ 1325. Dew point temps remained low, ranging from 24° to 19°.
11/23/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 51.1° @ 1446 Low temp 26.1° @ 0732 Sunny, frosty AM, coldest min of season and since March 3, warming up a bit early PM then clouding over and remaining well above freezing the rest of the day. Winds really calmed down, PWG only 6 MPH from the ENE @ 1406. Dew point temps remained dry most of the day, ranging from 29° to 21°.
11/24/2016 11:59 PM T 0.0 0.00 0.0 0.00 High temp 55.6° @ 1538 Low temp 38.8° @ 2357 Mostly cloudy, a few AM and early PM sprinkles at times, then some sun later in the afternoon, partial clearing evening. Milder. PWG 7 E @ 0349. Dew point temps ranged from 39° to 29°.
11/25/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 57.3° @ 1507 Low temp 37.1° @ 0118 Mostly cloudy, mild. PWG from the SW @ 6 MPH @ 1137. Dew point temperatures ranged from 47° to 33°.
11/26/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 48.6° @ 1228 Low temp 35.2° @ 2358 Partly to mostly cloudy (variable clouds), colder, and quite breezy at times during the day, calming down in the evening after sunset. PWG 25 MPH from the NW @ 1456. Dew point temperatures ranged from 42° to 29°.
11/27/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 50.6° @ 1444 Low temp 30.2° @ 0725 Partly cloudy, seasonable, less wind, still frosty morning. PWG 10 MPH from the WSW @ 1023. Dew point temps ranged from 33° to 27°.
11/28/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 51.3° @ 1400 Low temp 28.0° @ 0629 Sunny most of the day, frosty AM, milder pm esp late aft into the evening. Increasing clouds late afternoon into the evening as our big rainmaker for the next few days moves in from the west. PWG 10 ESE @ 1323. Dew point temperatures ranged from 38° to 25°.
11/29/2016 11:59 PM 0.35 0.0 0.00 0.0 0.00 High temp 55.9° @ 2130 Low temp 46.4° @ 0436 Cloudy, occasional rain, mild and damp, dense fog late evening. PWG 8 MPH from the E @ 0052. Dew point temperatures ranged from 55° to 37°. Max rain rate for the day 0.57" @ 1539. Monthly precipitation for November now totals 0.60".
11/30/2016 11:59 PM 1.59 0.0 0.00 0.0 0.00 High temp 63.5° @ 1406 Low temp 54.7° @ 0330 Cloudy, dense fog early AM, mild and damp all day, rain most of the day, moderate to heavy at times, with Max Rain Rate (MRR) of 3.33" @ 1746. PWG 12 from the E @ 2031. Dew point temperatures ranged from 63° to 54°. Air temps and dew point temps hung together very closely all day, Rel Hum only varied by 1%, 99% to 98%! Total November precipitation was 2.19" Not nearly as below normal as it was just a few days ago! And not record breaking any more!
12/1/2016 11:59 PM 0.07 0.0 0.00 0.0 0.00 High temp 57.5° @ 0023 Low temp 44.4° @ 2355 Cloudy, brief showers very early AM, gradual partial clearing and drying out, becoming breezy during the day and cooling down a bit. Total precipitation for November 2.19", 8th driest of all time (38 Year period of record). PWG 23 MPH from the WNW @ 1545. Dew point temperatures ranged from 57° to 31°.
12/2/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 49.4° @ 1436 Low temp 41.2° @ 2317 Partly sunny, cooler, breezy at times. PWG 21 WSW @ 1246. Dew point temps ranged from 34° to 28°
12/3/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 47.7° @ 1231 Low temp 39.5° @ 0741 Partly to mostly cloudy, a bit cooler, still a bit breezy at times, esp in the AM. PWG 18 MPH from the WSW @ 0935. Dew point temps ranged from 33° to 29°.
12/4/2016 11:59 PM 0.13 0.0 0.00 0.0 0.00 High temp 45.7° @ 1409 Low temp 34.3° @ 0649 Cloudy, a bit colder, Light rain evening. Max rain rate 0.11" @ 2356. Some sleet pellets in the area, but not observed at my station. PWG 8 MPH from the WNW @ 0013. Dew point temps ranged from 37° to 28°
12/5/2016 11:59 PM 0.18 0.0 0.00 0.0 0.00 High temp 53.8° @ 1506 Low temp 38.5° @ 0107 Cloudy, light rain overnight in the very early AM, then partial clearing, Partly cloudy, milder during the day. Max rain rate 0.15" @ 0128. PWG 14 WSW @ 1159. Dew point temps ranged from 45° to 34°.
12/6/2016 11:59 PM 0.96 0.0 0.00 0.0 0.00 High temp 41.5° @ 2211 Low temp 37.3° @ 0405 Cloudy, cold, light steady rain most of the day, ending in the evening with a bit of drizzle at times. Max rain rate was a modest 0.60" @ 1626. PWG 11 NE @ 1524. Dew point temps ranged from 41° to 33°.
12/7/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 49.8° @ 1503 Low temp 31.9° @ 2357 Partly cloudy, milder in the afternoon, chilling off to a freezing min right before midnight obs. PWG 12 NW @ 1249 Dew point temps ranged from 40° to 30°.
12/8/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 46.2° @ 1505 Low temp 31.0° @ 0151 Partly to mostly sunny, breezy, gradually colder during PM/evening. PWG 17 NW @ 1505. Dew point temps ranged from 35° to 18°. December total precipitation now at 1.34". Year to date precipitation 38.44"
12/9/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 38.6° @ 1353 Low temp 27.4° @ 2329 Partly cloudy, colder, breezy at times. PWG 16 WNW @ 1212. Dew point temps ranged from 21° to 15°.
12/10/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 36.1° @ 1333 Low temp 24.7° @ 2357 Partly to mostly sunny, breezy at times, coldest day of season (so far). PWG 17 WSW @ 1056. Dew point temps ranged from 20° to 14°.
12/11/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 38.4° @ 2340 Low temp 24.5° @ 0020 Cloudy, cold, snow in area, rain approaching late, perhaps freezing rain or sleet. PWG 11 ESE @ 1320. Dew point temps ranged from 30° to 15°. Barometric pressure topped off at 30.61" at 0835. Fell to 30.13" to just before midnight tonight with the approaching rain.
12/12/2016 11:59 PM 0.17 0.0 0.00 0.0 0.00 High temp 52.2° @ 1504 Low temp 38.4° @ 0000 Cloudy, milder AM with early AM light rain - Max rain rate 0.19" @ 0450.Partial clearing afternoon, clear evening, remaining mild. PWG 13 WSW @ 1521. Dew point temperatures ranged from 47° to 28°.
12/13/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 44.9° @ 1315 Low temp 34.0° @ 0551 Cloudy, cooler, PWG 9 E @ 0045. Dew point temps ranged from 36° to 29°.
12/14/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 45.3° @ 1357 Low temp 32.8° @ 0423 Increasing high clouds AM into afternoon, cloudy evening. Similar temps to yesterday, arctic front poised to invade area late tonight. PWG 16 WSW @ 1122. Dew point temps ranged from 34° to 19°.
12/15/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 High temp 35.7° @ 0105 Low temp 15.2° @ 2350 Partly to mostly sunny, windy at times, very cold most of the day with low wind chill temps. PWG 28 MPH from the WNW @ 1140. Dew point temps ranged from 23° to -2° (first sub zero dew pt value of the season.) This is my last report from my VP2 station. I hope to be able to post precip (only) reports through the weekend then next week I will have to register for my new location in West Rockville MD, just off route 28. Stay tuned on that,and I probably will be down for a few days (at least) next week. Thanks, it has been over 38 years reporting from this location. Quite a run!
12/16/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 Cloudy cold day. VP2 station shut down at 1400. Cocorahs gauge removed from fence,now gauge is temporarily sitting on a table outside. Hope to catch this weekend's precipitation. 38+ years of observations taken and recorded daily by this observer. Quite a run!
12/17/2016 11:59 PM 0.43 0.2 0.43 T M Had early morning sleet and freezing rain. Estimated 0.2" of sleet and 1/4" of ice/glaze/freezing rain. Trace of sleet/ice combination at midnight obs.
12/18/2016 11:59 PM 0.02 0.0 0.00 0.0 0.00 Had a bit of rain on Sunday, 0.02" Cloudy mild AM in 50s light showers midday- dropping through 40s into the 30s by evening - about 32° at midnight.Sorry for the meager report - just no time - big moving day on Monday and I got to get some sleep. Hope to be back online by the end of the week - will be offline for a few days at the least.
12/19/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00
12/20/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00
12/21/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00
12/22/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00
12/23/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00
12/24/2016 11:59 PM 0.55 0.0 0.00 0.0 0.00
12/25/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00 Merry Christmas, but not a white one in this area!!
12/26/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00
12/27/2016 11:59 PM 0.01 0.0 0.00 0.0 0.00
12/28/2016 11:59 PM 0.00 0.0 0.00 0.0 0.00



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