Heavy Rainfall Moves into the Mid-Atlantic and Northeast

A slow moving cold front will gradually progress through the Mid-Atlantic and Northeast through Friday with possible severe weather and heavy rainfall which may bring flash flooding. The trailing end of the cold front will bring daily rounds of strong thunderstorms capable of producing locally heavy downpours over South Florida. Read More >

Hazardous Weather Conditions

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Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Light Rain

67°F

19°C

Humidity	97%
Wind Speed	SE 13 mph
Barometer	29.94 in (1013.1 mb)
Dewpoint	66°F (19°C)
Visibility	10.00 mi
Last update	23 Sep 5:56 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Mobile Weather Hourly Weather Forecast

Extended Forecast for

4 Miles W West Shokan NY

Flash Flood Watch September 23, 05:00pm until September 24, 11:00am

Click here for hazard details and duration

Flash Flood Watch

Today

Showers
Likely and
Breezy
High: 64 °F
Tonight

Heavy Rain
and Breezy
Low: 51 °F
Friday

Heavy Rain
then Sunny
High: 60 °F
Friday
Night

Mostly Clear
Low: 44 °F
Saturday

Mostly Sunny
High: 61 °F
Saturday
Night

Partly Cloudy
Low: 45 °F
Sunday

Mostly Sunny
High: 57 °F
Sunday
Night

Partly Cloudy
Low: 43 °F
Monday

Mostly Sunny
High: 57 °F

Detailed Forecast

Today

Showers likely, mainly after 8am. Cloudy, with a high near 64. Breezy, with a southeast wind 16 to 22 mph, with gusts as high as 38 mph. Chance of precipitation is 70%. New precipitation amounts between three quarters and one inch possible.

Tonight

Showers and possibly a thunderstorm, mainly before 5am, then a chance of showers and thunderstorms after 5am. Some of the storms could produce heavy rain. Low around 51. Breezy, with a south wind 15 to 20 mph becoming southwest after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 90%. New rainfall amounts between 2 and 3 inches possible.

Friday

A chance of showers and thunderstorms, mainly before 11am. Some of the storms could produce heavy rain. Mostly cloudy, then gradually becoming sunny, with a high near 60. West wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday Night

Mostly clear, with a low around 44. Northwest wind around 10 mph.

Saturday

Mostly sunny, with a high near 61. Northwest wind around 7 mph becoming south in the morning.

Saturday Night

Partly cloudy, with a low around 45.

Sunday

Mostly sunny, with a high near 57.

Sunday Night

Partly cloudy, with a low around 43.

Monday

Mostly sunny, with a high near 57.