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

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

Hot to extremely hot temperatures are in place again Thursday across the interior northwest U.S. 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. through Saturday which may bring areas of flooding. Read More >

Current conditions at

Baltimore, Inner Harbor (KDMH)

Lat: 39.28°NLon: 76.62°WElev: 20ft.

68°F

20°C

Humidity 73%
Wind Speed NA
Barometer 29.89 in (1012.1 mb)
Dewpoint 59°F (15°C)
Visibility NA
Last update 4 Sep 2:53 am EDT
Extended Forecast for

Parkville MD

  • Overnight

    Overnight: Mostly clear, with a low around 62. South wind around 6 mph.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly after 5pm. Increasing clouds, with a high near 85. South wind 6 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 85 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 64. South wind 3 to 8 mph. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 87. Calm wind becoming south 5 to 9 mph in the morning.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 69. South wind around 6 mph.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 60%.

    High: 87 °F

    Sunny then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

  • Sunday

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

    High: 73 °F

    Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 62. South wind around 6 mph.
Thursday
A chance of showers and thunderstorms, mainly after 5pm. Increasing clouds, with a high near 85. South wind 6 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 64. South wind 3 to 8 mph. Chance of precipitation is 50%.
Friday
Sunny, with a high near 87. Calm wind becoming south 5 to 9 mph in the morning.
Friday Night
Mostly clear, with a low around 69. South wind around 6 mph.
Saturday
Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Sunday
A chance of showers before 8am. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 54.
Wednesday
Mostly sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Parkville MD
 39.38°N 76.57°W (Elev. 351 ft)
Last Update:
1:29 am EDT Sep 4, 2025
Forecast Valid:
3am EDT Sep 4, 2025-6pm EDT Sep 10, 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