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

Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Current conditions at

Baltimore, Inner Harbor (KDMH)

Lat: 39.28°NLon: 76.62°WElev: 20ft.

68°F

20°C

Humidity 84%
Wind Speed NA
Barometer 30.08 in (1018.7 mb)
Dewpoint 63°F (17°C)
Visibility NA
Last update 21 May 4:53 am EDT
Extended Forecast for

3 Miles WSW Baltimore MD

  • Overnight

    Overnight: A chance of showers. Cloudy, with a low around 58. North wind around 7 mph. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and 10am, then showers likely and possibly a thunderstorm after 10am. Cloudy, with a high near 63. Northeast wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers, mainly before 4am. Cloudy, with a low around 53. Northeast wind 5 to 7 mph. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers

  • Friday

    Friday: Showers, mainly after 2pm. High near 62. East wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers. Low around 50. East wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Low: 50 °F

    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 5pm. High near 60. Chance of precipitation is 100%.

    High: 60 °F

    Showers

  • Saturday Night

    Saturday Night: Showers, mainly before 2am. Low around 53. Chance of precipitation is 90%.

    Low: 53 °F

    Showers

  • Sunday

    Sunday: A chance of showers before 8am. Mostly cloudy, with a high near 73. Chance of precipitation is 30%.

    High: 73 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
A chance of showers. Cloudy, with a low around 58. North wind around 7 mph. Chance of precipitation is 30%.
Thursday
A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and 10am, then showers likely and possibly a thunderstorm after 10am. Cloudy, with a high near 63. Northeast wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers, mainly before 4am. Cloudy, with a low around 53. Northeast wind 5 to 7 mph. Chance of precipitation is 30%.
Friday
Showers, mainly after 2pm. High near 62. East wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers. Low around 50. East wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Saturday
Showers, with thunderstorms also possible after 5pm. High near 60. Chance of precipitation is 100%.
Saturday Night
Showers, mainly before 2am. Low around 53. Chance of precipitation is 90%.
Sunday
A chance of showers before 8am. Mostly cloudy, with a high near 73. Chance of precipitation is 30%.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Memorial Day
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Monday Night
Showers likely. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 79. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Baltimore MD
 39.3°N 76.67°W (Elev. 157 ft)
Last Update:
4:53 am EDT May 21, 2026
Forecast Valid:
5am EDT May 21, 2026-6pm EDT May 27, 2026
 
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