Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Mostly Cloudy

73°F

23°C

Humidity 100%
Wind Speed E 5 mph
Barometer 30.11 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 29 Jun 10:15 am EDT
Extended Forecast for

Perryville MD

  • Today

    Today: Sunny, with a high near 85. Calm wind becoming south around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 70. Southeast wind 5 to 9 mph becoming calm  after midnight.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. South wind around 10 mph.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 91. Southwest wind around 9 mph.

    High: 91 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 80.

    Low: 80 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 79.

    Low: 79 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers and thunderstorms after 2pm.  Sunny and hot, with a high near 100. Chance of precipitation is 20%.

    High: 100 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 85. Calm wind becoming south around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 70. Southeast wind 5 to 9 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 85. Calm wind becoming south 5 to 9 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 75. South wind around 10 mph.
Wednesday
Sunny, with a high near 91. Southwest wind around 9 mph.
Wednesday Night
Mostly clear, with a low around 80.
Thursday
Sunny, with a high near 96.
Thursday Night
Mostly clear, with a low around 79.
Friday
A slight chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 100. Chance of precipitation is 20%.
Friday Night
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 78. Chance of precipitation is 20%.
Independence Day
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 97. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Perryville MD
 39.57°N 76.07°W (Elev. 79 ft)
9:37 am EDT Jun 29, 2026
10am EDT Jun 29, 2026-6pm EDT Jul 5, 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