Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Hazardous Weather Conditions

Current conditions at

Baltimore, Inner Harbor (KDMH)

Lat: 39.28°NLon: 76.62°WElev: 20ft.

87°F

31°C

Humidity 55%
Wind Speed NA
Barometer 29.81 in (1009.5 mb)
Dewpoint 69°F (21°C)
Visibility NA
Heat Index91°F (33°C)
Last update 3 Aug 1:53 pm EDT
Extended Forecast for

Catonsville MD

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, mainly before 3pm.  Partly sunny, with a high near 84. West wind around 7 mph.  Chance of precipitation is 30%.

    High: 84 °F

    Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 67. North wind 3 to 6 mph.

    Low: 67 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 84. Northeast wind around 6 mph.

    High: 84 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am.  Mostly cloudy, with a low around 69. Light east wind.  Chance of precipitation is 30%.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 11am.  Partly sunny, with a high near 85. Light and variable wind becoming south around 6 mph in the morning.  Chance of precipitation is 50%.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am.  Mostly cloudy, with a low around 72. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 89. Chance of precipitation is 50%.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 73. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 89. Chance of precipitation is 40%.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, mainly before 3pm. Partly sunny, with a high near 84. West wind around 7 mph. Chance of precipitation is 30%.
Tonight
Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 67. North wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 84. Northeast wind around 6 mph.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 69. Light east wind. Chance of precipitation is 30%.
Wednesday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 85. Light and variable wind becoming south around 6 mph in the morning. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Catonsville MD
 39.26°N 76.73°W (Elev. 410 ft)
10:53 am EDT Aug 3, 2026
2pm EDT Aug 3, 2026-6pm EDT Aug 9, 2026
 
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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