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 across parts of the Upper Midwest into the Great Lakes, the Northeast, and the central High Plains. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Greene County - Lewis A Jackson Regional Airport (KGDK)

Lat: 39.69°NLon: 83.99°WElev: 949ft.

Fair

90°F

32°C

Humidity	59%
Wind Speed	W 5 G 13 mph
Barometer	30.09 in
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	99°F (37°C)
Last update	1 Jul 1:35 pm EDT

More Information:

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

Extended Forecast for

Spring Valley OH

Extreme Heat Warning July 1, 01:50pm until July 3, 08:00pm

Click here for hazard details and duration

Extreme Heat Warning

Extreme Heat Warning July 1, 01:50pm until July 3, 08:00pm
NOW until 8:00pm Fri
Extreme Heat Warning
This Afternoon
High: 95 °F
Sunny
Tonight
Low: 74 °F
Clear
Thursday
High: 95 °F
Sunny
Thursday Night
Low: 75 °F
Mostly Clear
Friday
High: 94 °F
Sunny then
Slight Chance
T-storms
Friday Night
Low: 73 °F
Chance
T-storms then
Chance
Showers
Independence Day
High: 91 °F
Mostly Sunny
then Chance
T-storms
Saturday Night
Low: 73 °F
Chance
T-storms

Detailed Forecast

This Afternoon

Sunny, with a high near 95. Heat index values as high as 106. Southwest wind around 7 mph.

Tonight

Clear, with a low around 74. Southwest wind around 5 mph becoming calm in the evening.

Thursday

Sunny, with a high near 95. Heat index values as high as 106. Calm wind becoming southwest 5 to 8 mph in the afternoon.

Thursday Night

Mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm in the evening.

Friday

A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 20%.

Friday Night

A chance of showers and thunderstorms, mainly between 8pm and 2am. Partly cloudy, with a low around 73. Chance of precipitation is 30%.

Independence Day

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 50%.

Saturday Night

A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.

Sunday

A chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 91. Chance of precipitation is 60%.

Sunday Night

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 60%.

Monday

A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 40%.

Monday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 30%.

Tuesday

A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 40%.