Dangerous Heat Wave Continues; Areas of Severe Thunderstorms Today

Dangerous, record-breaking heat will continue across most of the central and eastern U.S through Friday then focusing on the eastern U.S. through the Independence Day weekend. Peak heat indices of up to 115 degrees are possible. Strong to severe thunderstorms will be possible from the northern Plains into the Midwest and Great Lakes regions, as well as across the southern Appalachians today. Read More >

Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Partly Cloudy

88°F

31°C

Humidity	52%
Wind Speed	S 12 mph
Barometer	29.99 in (1015.0 mb)
Dewpoint	68°F (20°C)
Visibility	10.00 mi
Heat Index	92°F (33°C)
Last update	2 Jul 3:53 pm CDT

More Information:

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

Extended Forecast for

3 Miles W Sun Prairie WI

Severe T-storm Watch until July 2, 10:00pm

Extreme Heat Warning July 2, 04:21pm until July 2, 10:00pm

Click here for hazard details and duration

Severe T-storm Watch

Extreme Heat Warning

Severe T-storm Watch until July 2, 10:00pm
Extreme Heat Warning July 2, 04:21pm until July 2, 10:00pm
NOW: Multiple hazards in effect
Click HERE for Details
This Afternoon
High: 87 °F
Scattered
T-storms
Tonight
Low: 70 °F
T-storms then
Showers
Likely
Friday
High: 85 °F
Showers
Likely then
Chance
T-storms
Friday Night
Low: 67 °F
Chance
T-storms
Independence Day
High: 81 °F
Chance
T-storms then
Showers
Likely
Saturday Night
Low: 63 °F
Showers
Likely
Sunday
High: 81 °F
Chance
Showers
Sunday Night
Low: 61 °F
Partly Cloudy

Detailed Forecast

This Afternoon

Scattered showers and thunderstorms. Partly sunny, with a high near 87. Southwest wind around 10 mph. Chance of precipitation is 30%.

Tonight

Showers and thunderstorms before midnight, then showers likely and possibly a thunderstorm between midnight and 4am, then scattered showers and thunderstorms after 4am. Low around 70. Southwest wind around 5 mph becoming west in the evening. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Friday

Scattered showers and thunderstorms before 10am, then showers likely and possibly a thunderstorm between 10am and noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 85. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. West wind around 5 mph becoming calm in the evening.

Independence Day

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. East wind around 5 mph becoming south in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Saturday Night

Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Partly cloudy, with a low around 63. South wind around 5 mph becoming west after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday

A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 81. Northwest wind 5 to 10 mph. Chance of precipitation is 30%.

Sunday Night

Partly cloudy, with a low around 61. North wind around 5 mph becoming calm in the evening.

Monday

Partly sunny, with a high near 82.

Monday Night

Partly cloudy, with a low around 61.

Tuesday

Mostly sunny, with a high near 85.

Tuesday Night

A 20 percent chance of showers. Partly cloudy, with a low around 63.

Wednesday

Mostly sunny, with a high near 86.