Dangerous Heat Wave from the Midwest to East Coast

A large ridge of high pressure extending from the Central to Eastern U.S. will deliver a dangerous summer heat wave through the weekend. Widespread excessive heat warnings and heat advisories already cover the Eastern two-thirds of the country. A number of record highs and overnight warm minimum temperatures are likely. Heat indices will surge past 100 degrees and approach the 110s. Heat Safety! Read More >

Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

Clear

90°F

32°C

Humidity 59%
Wind Speed W 9 mph
Barometer 29.99 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index99°F (37°C)
Last update 19 Jul 10:47 am EDT
Extended Forecast for

Frederick Municipal Airport MD

Excessive Heat Watch July 20, 11:00am until July 20, 09:00pm
Excessive Heat Watch July 21, 11:00am until July 21, 09:00pm
Excessive Heat Warning until July 19, 09:00pm
Click here for hazard details and duration
Excessive Heat Watch
Excessive Heat Watch
Excessive Heat Warning
  •  
    Excessive Heat Warning until July 19, 09:00pm

    NOW until
    9:00pm Fri

    Excessive Heat Warning

  • Today

    Today: A slight chance of showers and thunderstorms after 2pm.  Sunny and hot, with a high near 98. Heat index values as high as 107. West wind around 7 mph.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 98 °F

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, partly cloudy, with a low around 76. West wind 3 to 5 mph.

    Partly Cloudy
    then Patchy
    Fog

    Low: 76 °F

  • Saturday

    Saturday: Patchy fog before 9am.  Otherwise, mostly sunny and hot, with a high near 99. Heat index values as high as 110. West wind 3 to 7 mph.

    Patchy Fog
    then Mostly
    Sunny

    High: 99 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 78. West wind around 5 mph becoming calm  in the evening.

    Partly Cloudy

    Low: 78 °F

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny and hot, with a high near 98. West wind 3 to 7 mph.  Chance of precipitation is 30%.

    Chance
    T-storms

    High: 98 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms, mainly before 2am.  Mostly cloudy, with a low around 75. Chance of precipitation is 40%.

    Chance
    T-storms

    Low: 75 °F

  • Monday

    Monday: Showers and thunderstorms likely after 8am.  Mostly cloudy, with a high near 86. Chance of precipitation is 70%.

    T-storms
    Likely

    High: 86 °F

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 66. Chance of precipitation is 40%.

    Chance
    T-storms

    Low: 66 °F

Detailed Forecast

Today
A slight chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 98. Heat index values as high as 107. West wind around 7 mph. Chance of precipitation is 20%.
Tonight
Patchy fog after 2am. Otherwise, partly cloudy, with a low around 76. West wind 3 to 5 mph.
Saturday
Patchy fog before 9am. Otherwise, mostly sunny and hot, with a high near 99. Heat index values as high as 110. West wind 3 to 7 mph.
Saturday Night
Partly cloudy, with a low around 78. West wind around 5 mph becoming calm in the evening.
Sunday
A chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 98. West wind 3 to 7 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 75. Chance of precipitation is 40%.
Monday
Showers and thunderstorms likely after 8am. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 62.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 63.
Thursday
Sunny, with a high near 87.
Click Map For Forecast
Point Forecast:
Frederick Municipal Airport MD
 39.41°N 77.37°W (Elev. 272 ft)
10:30 am EDT Jul 19, 2019
11am EDT Jul 19, 2019-6pm EDT Jul 25, 2019
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database