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Heavy Rain and Potential for Flash Flooding

Strong to severe thunderstorms are forecast to develop along a frontal system stretching from portions of the Mississippi Valley into the Ohio Valley. These storms may produce heavy rain and flash flooding. The threat shifts east on Friday. Moonsoon moisture will continue to produce heavy rain with the possibility of localized flash flooding in the Four Corners area. Read More >

Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Fair

86°F

30°C

Humidity 53%
Wind Speed SW 6 mph
Barometer 29.88 in (1012.0 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 27 Jul 5:53 pm EDT
Extended Forecast for

Mont Alto PA

Flash Flood Watch July 28, 02:00pm until July 29, 02:00pm
Click here for hazard details and duration
Flash Flood Watch
  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 8pm and midnight, then a slight chance of showers after midnight.  Mostly cloudy, with a low around 68. South wind around 5 mph becoming light and variable  in the evening.  Chance of precipitation is 20%.

    Slight Chance
    T-storms then
    Slight Chance
    Showers

    Low: 68 °F

  • Friday

    Friday: Showers and thunderstorms, mainly after 1pm. Some of the storms could produce heavy rain.  High near 77. Light northeast wind.  Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Heavy Rain

    High: 77 °F

  • Friday
    Night

    Friday Night: Showers and thunderstorms. Some of the storms could produce heavy rain.  Low around 62. North wind 8 to 13 mph.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Heavy Rain

    Low: 62 °F

  • Saturday

    Saturday: Rain.  High near 68. North wind 15 to 17 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    Rain

    High: 68 °F

  • Saturday
    Night

    Saturday Night: Rain likely, mainly before 8pm.  Mostly cloudy, with a low around 58. North wind 11 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Rain Likely

    Low: 58 °F

  • Sunday

    Sunday: A slight chance of rain.  Partly sunny, with a high near 73. Chance of precipitation is 20%.

    Slight Chance
    Rain

    High: 73 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a low around 59.

    Partly Cloudy

    Low: 59 °F

  • Monday

    Monday: Mostly sunny, with a high near 78.

    Mostly Sunny

    High: 78 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 62.

    Mostly Clear

    Low: 62 °F

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms between 8pm and midnight, then a slight chance of showers after midnight. Mostly cloudy, with a low around 68. South wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 20%.
Friday
Showers and thunderstorms, mainly after 1pm. Some of the storms could produce heavy rain. High near 77. Light northeast wind. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Friday Night
Showers and thunderstorms. Some of the storms could produce heavy rain. Low around 62. North wind 8 to 13 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Saturday
Rain. High near 68. North wind 15 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Saturday Night
Rain likely, mainly before 8pm. Mostly cloudy, with a low around 58. North wind 11 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
A slight chance of rain. Partly sunny, with a high near 73. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 59.
Monday
Mostly sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Mostly sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 66.
Thursday
Mostly sunny, with a high near 84.
Click Map For Forecast
Point Forecast:
Mont Alto PA
 39.83°N 77.53°W (Elev. 1280 ft)
4:03 pm EDT Jul 27, 2017
6pm EDT Jul 27, 2017-6pm EDT Aug 3, 2017
 
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