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 >

Hazardous Weather Conditions

Current conditions at

Harford County Airport (K0W3)

Lat: 39.57°NLon: 76.2°WElev: 412ft.

Fog/Mist

68°F

20°C

Humidity 100%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 68°F (20°C)
Visibility 5.00 mi
Last update 29 Jun 12:35 am EDT
Extended Forecast for

3 Miles SW Pylesville MD

  • Overnight

    Overnight: Isolated showers after 2am.  Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 64. Calm wind.  Chance of precipitation is 20%.

    Low: 64 °F

    Isolated
    Showers and
    Patchy Fog

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 86. Light and variable wind.

    High: 86 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 65. Light south wind.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88. Light south wind increasing to 5 to 9 mph in the morning.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 70. South wind 6 to 8 mph.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

Detailed Forecast

Overnight
Isolated showers after 2am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 20%.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 86. Light and variable wind.
Monday Night
Mostly clear, with a low around 65. Light south wind.
Tuesday
Mostly sunny, with a high near 88. Light south wind increasing to 5 to 9 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 70. South wind 6 to 8 mph.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Sunny and hot, with a high near 99.
Thursday Night
Mostly clear, with a low around 77.
Friday
A slight chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 101. Chance of precipitation is 20%.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 75. 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 40%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Pylesville MD
 39.65°N 76.4°W (Elev. 387 ft)
10:52 pm EDT Jun 28, 2026
12am 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