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Severe weather and flash flooding possible Sunday for the northern Plains and Upper Midwest

Severe weather will be possible Sunday across much of the northern Plains. The Storm Prediction Center has highlighted Slight and Moderate Risks mainly for large hail and damaging winds, but an isolated tornado cannot be ruled out. Across the Upper Midwest, heavy rainfall could lead to isolated flash flooding with 1 to 2 inches of rainfall possible over the next 24 hours.
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Hazardous Weather Conditions

Current conditions at

Johnstown, Johnstown-Cambria County Airport (KJST)

Lat: 40.32°NLon: 78.83°WElev: 2283ft.

Fair

63°F

17°C

Humidity 81%
Wind Speed SW 5 mph
Barometer 30.20 in (1021.5 mb)
Dewpoint 57°F (14°C)
Visibility 8.00 mi
Last update 5 Jul 8:54 am EDT
Extended Forecast for

Johnstown PA

  • Today

    Mostly Sunny

    Mostly
    Sunny

    High: 81 °F

  • Tonight

    Mostly Cloudy

    Mostly
    Cloudy

    Low: 62 °F

  • Monday

    Showers Chance for Measurable Precipitation 80%

    Showers

    High: 81 °F

  • Monday
    Night

    Showers Chance for Measurable Precipitation 80%

    Showers

    Low: 64 °F

  • Tuesday

    Chance Thunderstorms Chance for Measurable Precipitation 30%

    Chance
    Thunderstorms

    High: 83 °F

  • Tuesday
    Night

    Chance Thunderstorms Chance for Measurable Precipitation 50%

    Chance
    Thunderstorms

    Low: 66 °F

  • Wednesday

    Showers Likely Chance for Measurable Precipitation 60%

    Showers
    Likely

    High: 81 °F

  • Wednesday
    Night

    Chance Thunderstorms Chance for Measurable Precipitation 50%

    Chance
    Thunderstorms

    Low: 62 °F

  • Thursday

    Chance Thunderstorms Chance for Measurable Precipitation 40%

    Chance
    Thunderstorms

    High: 79 °F

Detailed Forecast

Today
Mostly sunny, with a high near 81. Calm wind.
Tonight
Mostly cloudy, with a low around 62. East wind around 6 mph.
Monday
Showers likely, then showers and possibly a thunderstorm after 1pm. High near 81. Southeast wind 5 to 7 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and possibly a thunderstorm before 9pm, then a chance of showers. Low around 64. South wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers, with thunderstorms also possible after 3pm. Mostly cloudy, with a high near 83. South wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Scattered showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 79.
  Click Map For Forecast
Point Forecast:
Johnstown PA
 40.32°N 78.93°W (Elev. 1670 ft)
6:58 am EDT Jul 5, 2015
10am EDT Jul 5, 2015-6pm EDT Jul 11, 2015
 
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