MONTGOMERY COUNTY NEW YORK REGIONAL NWS SEVERE WEATHER ALERTS
Regional Radar Regional Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.
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METRIC | IMPERIAL
Updated: 29-Mar-2015 @ 5:15am  
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 1.2°F than last hour.

13.6°F

Wind Chill:  8.0°F
---
High Today
17.4°F
12:28 AM
Low Today
13.6°F
5:12 AM
Yest High
25.5°F
3:02 PM
Yest Low
17.2°F
11:46 PM
Sta* High
56.5°F
2006
Sta* Low
14.0°F
2008
* This Station's Records Since 4/2004
Rec* High
85.0°F
1946
Rec* Low
-0.0°F
1923
* Records from Weather Underground
Station Record Low
<!-- fixupCondition in='Night time/Dry/Clear skies ' out='Night time, Dry, Clear skies' ocnt='3' --><!-- vals split on slash -->
Night time, Dry, Clear skies Night time, Dry, Clear skies

Wind from WSW Wind:  WSW
244Deg
3.3

Gusting to:
5 mph
Current Snow Snow3:
0.00 in
Fire Weather Index: MINIMAL Current FWI:4
Fire Danger:
0.0 of 232
Today

Sunny
Sunny

Hi 35 °F
Tonight

Chance Snow. Chance for Measurable Precipitation 30%
Chance
Snow
Lo 26 °F
Monday

Rain/Snow Likely. Chance for Measurable Precipitation 60%
Rain/Snow
Likely
Hi 42 °F

Click here for full Forecast
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: No Change 7.1°F
Last Hour: No Change 0°F
High 2:15 AM: 7.6°F
Low 12:00 AM: 5.3°F
Record High: 78.4°F on
Aug-1-2006
Record Low: -20.9°F on
Jan-17-2007
Wetbulb: 12.2°F
Leaf Wet:7 0
Rain Today
rain graph

Melt Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.00 in
Mar Rain: 1.04 in
Mar to Date
  Avg:10
2.85 in
Mar to Date
  Diff from Avg:10
Under 1.81 in for the month 1.81 in
Mar Avg: 2.93 in
Diff from Avg: Under 1.89 in for the month 1.89 in
Season:1 3.26 in
YTD
  Avg:11
6.91 in
YTD
  Diff from Avg:11
Under 3.65 in for the year 3.65 in
Last Rain
Time/Date:
Mar-26-2015
at 8:20 PM
17 rain days in 2015
0 days in March
2 days since last rain
Current: WSW  3.3 mph
1Hr Average: 2.9 mph
Wind Run: 23.15 miles
Wind Gust
Current: 5 mph
Today: 14 mph 12:04 AM
Month: 40 mph Mar-17
Year: 41 mph Jan-5
Record Gust: 53 mph
Mar-8-2008
Sunlight:
12 hrs 36 min
53 sec
of Sunlight Today
graph 52.5% 47.5% Which is
2 min 54 sec Longer
Than Yesterday


Waxing Gibbous, 8 days, 23 hours, 44 minutes in cycle
69%
Illuminated
Humidity Barometer
Current: Increased 4% since last hour. 75%
Last Hour: Increased 4% since last hour. 4%
High 5:04 AM: 75%
Low 12:00 AM: 59%
Record High: 100%
Nov-21-2004
Record Low: 3%
Jul-6-2008
Current: Rising 0.016  inHg/hr 30.225 inHg
Last Hour: Rising slowly
High 5:13 AM: 30.226
Low 12:53 AM: 30.188
Record High: 30.977 inHg
Sep-9-2007
Record Low: 28.417 inHg
Jul-20-2007
Heating Degree Days Snow3 Wind Chill Air
Today: 10.4
Mar: 1121.9
2015 to Date: 4115.4
Cooling Degree Days
2015 to Date: 0.0
Today: 0.00 in
Yesterday: 0.00 in
Mar Snow: Under 17.436 in for the month 7.80 in
Mar Avg: 25.24 in
Diff from Avg: -17.44 in
Season Total:2 67.01 in
Snow Depth: 0.04 in
8 snow days in March
60 snow days this season.2
First Snow of Season:
Nov-13-2014
Average 1st Snow:
18 of November
Current: 8.0°F
Low 12:04 AM: 4.8°F
Yesterday: 2.6°F
Record: -36.6°F
Feb-16-2015
Quality
Index6:

26


Good
Density:
1.355 kg/m3
UV Summary/Forecast Solar Summary
High Yest:   4.8 @ 1:26 PM
Mar-29

4.6
Mar-30

4.4
Mar-31

4.1
High Yest:   728.0 @ 2:10 PM
Sun Hours Today:
00:00
   This Month: 191:28 Hrs
Rise: 6:46 AM  Set: 7:21 PM
Almanac Irrig. Index5/WebCam Station All Time Records Cloud Level
Current: Early Morning
YTD Avg Temp: 14.9°F
Sunrise: 6:46 AM
Sunset: 7:21 PM
Moonrise: 2:09 PM
Moonset: 3:37 AM
Full Moon: Apr-4-2015
New Moon: 18:57 UTC
Apr-18-2015
New Moon: 2:57 PM EDT
Apr-18-2015
Summer
Begins:
12:38 PM EDT
Jun-21-2015
 
Updated at Midnight
Current ET: 0.01 in
7-Days Rain: 0.00 in
7-Days ET: 0.43 in
7-Day:  0.433 in water in deficit of what evaporated in last 7 days. 0.433 in
March:  0.31 in water in deficit of what evaporated this month. 0.31 in
WeatherCam viewing North

RoadCam Image
HIGHS: LOWS:
94.8°F
Jul-17-2012
-17.0°F
Jan-22-2005
6am-6pm Avg Temp Record
  93.0°F
Jul-17-2012
  -11.0°F
Jan-22-2005
6pm-6am Avg Temp Record
  86.2°F
Jul-21-2011
  -17.0°F
Jan-22-2005
Indoor Temp: 66.1°F 
ICN:1 | S3C2:6 | Ajax 3.xx
ISS:Ok | CON:4.7 | RCP:97%
METRIC | IMPERIAL
Updated: 29-Mar-2015 @ 5:15am  
1 Rain season: Jan 1st to Dec 31st.   2 Snow season July 1st to June 30th.   3 Snow is continually measured automatically using a Laser Snow Sensor.   4 Updated at Noon Eastern Time.   5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present).   6 Air Quality Index is provided by the New York State Dept. of Environmental Conservation..   7 Leaf Wetness is surface moisture on foliage. 0 being totally dry and 15 being totally saturated.   8 Soil moisture and temperatures are from sensors burried in the ground at the levels specified.   10 Historical average only to day 29 of just the month of March for this station since 2004.   11 Historical average rain this season to day 29 of March for this station since 2004.
 NWS Weather Forecast  -   Outlook Today & Tonight
Today

Sunny
Sunny

Hi 35 °F
NWS forecast: Sunny, with a high near 35. West wind 8 to 13 mph.
WXSIM forecast: Fair to partly cloudy. Cold. Low 12°. Wind west-northwest around 7 mph, gusting to 17 mph, in the evening, becoming 4 mph after midnight.
VP2 automated forecast: Partly cloudy with little temp. change.
Tonight

Chance Snow. Chance for Measurable Precipitation 30%
Chance
Snow
Lo 26 °F
NWS forecast: A chance of snow showers, mainly after 3am. Increasing clouds, with a low around 26. Calm wind becoming southwest 5 to 8 mph after midnight. Chance of precipitation is 30%. New snow accumulation of less than one inch possible.
WXSIM forecast: Mostly sunny in the morning, becoming sunny in the afternoon. High 36°. Wind chill ranging from 8 to 29. UV index up to 4. Wind west-northwest around 5 mph.
 NWS Short Term Weather Forecast
Monday

Rain/Snow Likely. Chance for Measurable Precipitation 60%
Rain/Snow
Likely
Hi 42 °F
Monday
Night

Chance Rain/Snow. Chance for Measurable Precipitation 50%
Chance
Rain/Snow
Lo 24 °F
Tuesday

Slight Chc Rain/Snow. Chance for Measurable Precipitation 20%
Slight Chc
Rain/Snow
Hi 37 °F
Tuesday
Night

Slight Chc Snow. Chance for Measurable Precipitation 20%
Slight Chc
Snow
Lo 17 °F
Wednesday

Mostly Sunny
Mostly
Sunny
Hi 40 °F
Wednesday
Night

Partly Cloudy
Partly
Cloudy
Lo 24 °F
Thursday

Chance Showers. Chance for Measurable Precipitation 30%
Chance
Showers
Hi 51 °F
Animated icons courtesy of www.meteotreviglio.com
Precipitation average-to-date script courtesy of Murry Conarroe
Version 6.92 - 09-Feb-2014 - Script Mods by: BurnsvilleWeatherLIVE.com

TODAY IN WEATHER HISTORY
March 29, 1920
Clear Spring, MD, received 31 inches of snow in 24 hours to establish a state record. (Sandra and TI Richard Sanders - 1987)

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