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

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Mostly Cloudy

89°F

32°C

Humidity	65%
Wind Speed	SW 12 G 25 mph
Barometer	29.83 in (1009.4 mb)
Dewpoint	76°F (24°C)
Visibility	10.00 mi
Heat Index	100°F (38°C)
Last update	30 Jun 4:53 pm CDT

More Information:

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

Extended Forecast for

2 Miles SE Madison WI

Extreme Heat Warning June 30, 05:44pm until July 1, 07:00pm

Click here for hazard details and duration

Extreme Heat Warning

Extreme Heat Warning June 30, 05:44pm until July 1, 07:00pm
NOW until 7:00pm Wed
Extreme Heat Warning
Tonight
Low: 77 °F
Partly Cloudy
then Slight
Chance
T-storms
Wednesday
High: 93 °F
Isolated
Showers then
Sunny
Wednesday Night
Low: 75 °F
Mostly Clear
then Chance
T-storms
Thursday
High: 92 °F
Slight Chance
T-storms then
Showers
Likely
Thursday Night
Low: 72 °F
Chance
T-storms
Friday
High: 90 °F
Showers
Likely
Friday Night
Low: 70 °F
Showers
Likely
Independence Day
High: 83 °F
Chance
T-storms

Detailed Forecast

Tonight

A 20 percent chance of showers and thunderstorms after 2am. Increasing clouds, with a low around 77. Southwest wind 10 to 15 mph.

Wednesday

Isolated showers between 7am and 9am. Partly sunny, then gradually becoming sunny and hot, with a high near 93. Heat index values as high as 100. Southwest wind 10 to 15 mph. Chance of precipitation is 20%.

Wednesday Night

A chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Mostly clear, with a low around 75. Southwest wind 10 to 15 mph. Chance of precipitation is 40%.

Thursday

A slight chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 96. Southwest wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Southwest wind 5 to 10 mph. Chance of precipitation is 50%.

Friday

Scattered showers before 7am, then scattered showers and thunderstorms between 7am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny and hot, with a high near 90. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Independence Day

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Northeast wind around 5 mph becoming east in the afternoon.

Saturday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

Sunday

A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 30%.

Sunday Night

A 20 percent chance of showers. Partly cloudy, with a low around 65.

Monday

Mostly sunny, with a high near 84.

Monday Night

Partly cloudy, with a low around 65.