National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hot Temperatures in the Northwest U.S.; Excessive Rainfall Potential in the Southwest U.S.

Hot to extremely hot daytime temperatures remain in place across coastal southern California and the interior Northwest, with the Northwest carrying the potential for record-breaking high temperatures. A combination of monsoonal moisture and tropical moisture ahead of tropical cyclone Lorena will bring a marginal to slight risk of excessive rainfall across the southwest U.S. this week. Read More >

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fog/Mist

54°F

12°C

Humidity 100%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 54°F (12°C)
Visibility 2.50 mi
Last update 3 Sep 6:45 am EDT
Extended Forecast for

Colora MD

  • Today

    Today: Patchy fog between 7am and 9am. Otherwise, mostly sunny, with a high near 78. Light and variable wind.

    High: 78 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. Light south wind.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 82. South wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 82 °F

    Sunny then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 62. South wind 3 to 7 mph. Chance of precipitation is 50%.

    Low: 62 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 84. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 18 mph.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers after 2pm. Mostly sunny, with a high near 83. Chance of precipitation is 50%.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog between 7am and 9am. Otherwise, mostly sunny, with a high near 78. Light and variable wind.
Tonight
Mostly clear, with a low around 58. Light south wind.
Thursday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 82. South wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 62. South wind 3 to 7 mph. Chance of precipitation is 50%.
Friday
Sunny, with a high near 84. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 18 mph.
Friday Night
Mostly clear, with a low around 67.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 83. Chance of precipitation is 50%.
Saturday Night
A chance of showers before 2am. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 73.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 74.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Mostly sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Colora MD
 39.66°N 76.11°W (Elev. 272 ft)
Last Update:
4:29 am EDT Sep 3, 2025
Forecast Valid:
6am EDT Sep 3, 2025-6pm EDT Sep 9, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation