National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall for the Great Lakes and Mid-Atlantic Today; Hot Temperatures in Southern California

A slow moving cold front will gradually progress through the eastern third of the U.S. today through Thursday with possible severe weather and heavy rainfall which may bring flash flooding. Moderate Risks for excessive rainfall have been issued for the central Great Lakes into the central Appalachians, and Pennsylvania today and Thursday. A Heat Advisory is in effect for southern California. Read More >

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Overcast

70°F

21°C

Humidity 84%
Wind Speed SE 13 mph
Barometer 30.00 in (1015.3 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 22 Sep 7:56 pm EDT
Extended Forecast for

5 Miles NNE Willowemoc NY

Flash Flood Watch September 23, 05:00pm until September 24, 11:00am
Click here for hazard details and duration
Flash Flood Watch

  • Tonight

    Tonight: A chance of showers. Cloudy, with a low around 61. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Chance
    Showers

    Low: 61 °F

  • Thursday

    Thursday: Showers likely, mainly after 11am. Cloudy, with a high near 66. Southeast wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    Showers
    Likely

    High: 66 °F

  • Thursday
    Night

    Thursday Night: Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 52. Southeast wind 6 to 13 mph becoming southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between 2 and 3 inches possible.

    Heavy Rain

    Low: 52 °F

  • Friday

    Friday: A chance of showers, mainly before noon. Mostly sunny, with a high near 62. Southwest wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.

    Chance
    Showers

    High: 62 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 46. Light northwest wind.

    Mostly Clear

    Low: 46 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 64.

    Mostly Sunny

    High: 64 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 46.

    Partly Cloudy

    Low: 46 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 61.

    Mostly Sunny

    High: 61 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 45.

    Partly Cloudy

    Low: 45 °F

Detailed Forecast

Tonight
A chance of showers. Cloudy, with a low around 61. South wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers likely, mainly after 11am. Cloudy, with a high near 66. Southeast wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 52. Southeast wind 6 to 13 mph becoming southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between 2 and 3 inches possible.
Friday
A chance of showers, mainly before noon. Mostly sunny, with a high near 62. Southwest wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Mostly clear, with a low around 46. Light northwest wind.
Saturday
Mostly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly sunny, with a high near 61.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
A chance of showers. Mostly sunny, with a high near 64. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 45. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 60.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
5 Miles NNE Willowemoc NY
 41.98°N 74.64°W (Elev. 2421 ft)
Last Update:
7:18 pm EDT Sep 22, 2021
Forecast Valid:
8pm EDT Sep 22, 2021-6pm EDT Sep 29, 2021
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation