Blistering Heat Wave Across Southern Plains and Lower Mississippi Valley This Weekend; Wet Weather In The East

A scorching Heat Wave will continue across the southern tier of the country. Temperatures and Heat Indices will reach or easily surpass triple digits, as a ridge of high pressure dominates. Widespread Excessive Heat Warnings and Advisories are in effect, will persist and spread into the Southwest/CA next week. Meanwhile, locally heavy rain will be possible for the OH Valley/Mid-Atl/Northeast. Read More >

Current conditions at

College Park Airport (KCGS)

Lat: 38.98°NLon: 76.92°WElev: 49ft.

Overcast

22°C

71°F

Humidity 83%
Wind Speed E 13 km/h
Barometer 29.98 in
Dewpoint 18°C (65°F)
Visibility 8 km
Last update 21 Jul 9:37 am EDT
Extended Forecast for

Chevy Chase MD

Flash Flood Watch July 21, 11:00am until July 22, 02:00am
Click here for hazard details and duration
Flash Flood Watch
  • Today

    Today: Rain. The rain could be heavy at times.  High near 23. Northeast wind 14 to 21 km/h.  Chance of precipitation is 90%. New precipitation amounts between 2 and 3 cm possible.

    Heavy Rain

    High: 23 °C

  • Tonight

    Tonight: Rain, mainly before 2am, then a slight chance of showers after 2am. The rain could be heavy at times.  Low around 17. Northwest wind 18 to 23 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 32 km/h.  Chance of precipitation is 80%. New precipitation amounts between 1 and 2 cm possible.

    Heavy Rain

    Low: 17 °C

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm.  Cloudy, with a high near 27. North wind 5 to 14 km/h becoming southeast in the afternoon.  Chance of precipitation is 70%. New rainfall amounts between 5 and 7.5 mm possible.

    Chance
    Showers then
    Showers
    Likely

    High: 27 °C

  • Sunday
    Night

    Sunday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 22. Southeast wind 10 to 13 km/h.  Chance of precipitation is 60%. New rainfall amounts between 5 and 7.5 mm possible.

    Showers
    Likely

    Low: 22 °C

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am.  Cloudy, with a high near 28. Southeast wind 10 to 16 km/h.  Chance of precipitation is 70%.

    Showers
    Likely

    High: 28 °C

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am.  Cloudy, with a low around 23. Chance of precipitation is 70%.

    Showers
    Likely

    Low: 23 °C

  • Tuesday

    Tuesday: Showers and thunderstorms.  High near 29. Chance of precipitation is 80%.

    T-storms

    High: 29 °C

  • Tuesday
    Night

    Tuesday Night: A chance of showers.  Mostly cloudy, with a low around 22. Chance of precipitation is 50%.

    Chance
    Showers

    Low: 22 °C

  • Wednesday

    Wednesday: Showers and thunderstorms likely.  Mostly cloudy, with a high near 29. Chance of precipitation is 70%.

    T-storms
    Likely

    High: 29 °C

Detailed Forecast

Today
Rain. The rain could be heavy at times. High near 23. Northeast wind 14 to 21 km/h. Chance of precipitation is 90%. New precipitation amounts between 2 and 3 cm possible.
Tonight
Rain, mainly before 2am, then a slight chance of showers after 2am. The rain could be heavy at times. Low around 17. Northwest wind 18 to 23 km/h decreasing to 10 to 15 km/h after midnight. Winds could gust as high as 32 km/h. Chance of precipitation is 80%. New precipitation amounts between 1 and 2 cm possible.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Cloudy, with a high near 27. North wind 5 to 14 km/h becoming southeast in the afternoon. Chance of precipitation is 70%. New rainfall amounts between 5 and 7.5 mm possible.
Sunday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 22. Southeast wind 10 to 13 km/h. Chance of precipitation is 60%. New rainfall amounts between 5 and 7.5 mm possible.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Cloudy, with a high near 28. Southeast wind 10 to 16 km/h. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Cloudy, with a low around 23. Chance of precipitation is 70%.
Tuesday
Showers and thunderstorms. High near 29. Chance of precipitation is 80%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 22. Chance of precipitation is 50%.
Wednesday
Showers and thunderstorms likely. Mostly cloudy, with a high near 29. Chance of precipitation is 70%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 22. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms. Some of the storms could produce heavy rain. High near 29. Chance of precipitation is 80%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 22. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 31. Chance of precipitation is 40%.
Click Map For Forecast
Point Forecast:
Chevy Chase MD
 38.98°N 77.09°W (Elev. 105 m)
7:27 am EDT Jul 21, 2018
9am EDT Jul 21, 2018-6pm EDT Jul 27, 2018
 
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Additional Resources

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