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

Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast from parts of the central High Plains into the Upper Midwest, and across parts of the Northeast. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Baltimore / Martin (KMTN)

Lat: 39.33°NLon: 76.42°WElev: 23ft.

Fair

86°F

30°C

Humidity 40%
Wind Speed S 15 mph
Barometer 30.07 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 30 Jun 5:46 pm EDT
Extended Forecast for

2 Miles SSE Rossville MD

Extreme Heat Watch July 2, 11:00am until July 3, 08:00pm
Heat Advisory July 1, 11:00am until July 1, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch
Heat Advisory

  • Tonight

    Tonight: A slight chance of showers after midnight. Partly cloudy, with a low around 73. South wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 73 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers between 1pm and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Heat index values as high as 105. South wind 6 to 11 mph. Chance of precipitation is 20%.

    High: 95 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 78. South wind 9 to 14 mph becoming light after midnight. Winds could gust as high as 25 mph.

    Low: 78 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 99. Heat index values as high as 109. South wind 5 to 10 mph.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 81. South wind 5 to 7 mph becoming calm in the evening.

    Low: 81 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 103. Chance of precipitation is 20%.

    High: 103 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 80. Chance of precipitation is 20%.

    Low: 80 °F

    Slight Chance
    T-storms

  • Independence Day

    Independence Day: A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 100. Chance of precipitation is 30%.

    High: 100 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 76. Chance of precipitation is 40%.

    Low: 76 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A slight chance of showers after midnight. Partly cloudy, with a low around 73. South wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of showers between 1pm and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Heat index values as high as 105. South wind 6 to 11 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 78. South wind 9 to 14 mph becoming light after midnight. Winds could gust as high as 25 mph.
Thursday
Sunny and hot, with a high near 99. Heat index values as high as 109. South wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 81. South wind 5 to 7 mph becoming calm in the evening.
Friday
A slight chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 103. Chance of precipitation is 20%.
Friday Night
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 80. Chance of precipitation is 20%.
Independence Day
A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 100. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 76. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 94. Chance of precipitation is 50%.
Sunday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Rossville MD
 39.32°N 76.46°W (Elev. 98 ft)
Last Update:
4:53 pm EDT Jun 30, 2026
Forecast Valid:
6pm EDT Jun 30, 2026-6pm EDT Jul 7, 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