Dangerous, Record-Breaking Heat to Continue in the Central and Eastern U.S.; Severe Thunderstorms in the Upper Midwest; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will continue across most of the central and eastern U.S this week. Heat indices will exceed 100 degrees. Severe storms will be possible from the northern Plains into the Midwest and Great Lakes regions, as well as across the southern Appalachians Thursday, with the primary threat large to very large hail. Critical fire weather to continue in the Four Corners Region Read More >

Hazardous Weather Conditions

Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Fair

82°F

28°C

Humidity	74%
Wind Speed	S 3 mph
Barometer	30.04 in (1017.3 mb)
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	87°F (31°C)
Last update	2 Jul 2:53 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles N Keedysville MD

Extreme Heat Warning July 2, 10:00am until July 2, 08:00pm

Extreme Heat Warning July 3, 10:00am until July 3, 08:00pm

Click here for hazard details and duration

Extreme Heat Warning

Overnight
Low: 75 °F
Mostly Clear
Thursday
High: 102 °F
Hot
Thursday Night
Low: 77 °F
Mostly Clear
Friday
High: 101 °F
Sunny then
Slight Chance
T-storms
Friday Night
Low: 77 °F
Mostly Clear
Independence Day
High: 97 °F
Sunny then
Chance
T-storms
Saturday Night
Low: 74 °F
Chance
T-storms
Sunday
High: 95 °F
Mostly Sunny
then T-storms
Likely
Sunday Night
Low: 71 °F
T-storms
Likely then
Showers
Likely

Detailed Forecast

Overnight

Mostly clear, with a low around 75. Calm wind.

Thursday

Sunny and hot, with a high near 102. Heat index values as high as 109. Calm wind becoming west 5 to 7 mph in the afternoon.

Thursday Night

Mostly clear, with a low around 77. Northwest wind around 6 mph becoming calm after midnight.

Friday

A slight chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 101. Heat index values as high as 110. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 20%.

Friday Night

Mostly clear, with a low around 77. West wind around 6 mph becoming calm in the evening.

Independence Day

A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 97. Chance of precipitation is 40%.

Saturday Night

A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.

Sunday

Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 95. Chance of precipitation is 70%.

Sunday Night

Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 70%.

Monday

A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 89. Chance of precipitation is 70%.

Monday Night

Showers and thunderstorms likely. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

Tuesday

A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 30%.

Tuesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.

Wednesday

A chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 30%.