Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Overcast

78°F

26°C

Humidity	76%
Wind Speed	S 7 mph
Barometer	29.93 in (1013.1 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	25 Jul 11:53 pm CDT

More Information:

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

Extended Forecast for

Morrisonville WI

Heat Advisory July 26, 12:00pm until July 26, 09:00pm

Click here for hazard details and duration

Heat Advisory

Overnight
Low: 70 °F
Mostly Cloudy
Sunday
High: 91 °F
Patchy Fog
then Mostly
Sunny
Sunday Night
Low: 71 °F
Slight Chance
T-storms then
Showers
Likely
Monday
High: 91 °F
Showers
Likely then
Mostly Sunny
Monday Night
Low: 66 °F
Partly Cloudy
Tuesday
High: 84 °F
Sunny
Tuesday Night
Low: 61 °F
Mostly Clear
Wednesday
High: 83 °F
Sunny
Wednesday Night
Low: 62 °F
Mostly Clear

Detailed Forecast

Overnight

Mostly cloudy, with a low around 70. Calm wind becoming southwest around 5 mph.

Sunday

Patchy fog before 8am. Otherwise, partly sunny and hot, with a high near 91. Heat index values as high as 99. Light south wind increasing to 5 to 10 mph in the morning.

Sunday Night

Showers and thunderstorms likely, mainly before 3am. Partly cloudy, with a low around 71. Southwest wind around 5 mph becoming southeast after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday

Showers and thunderstorms likely, mainly before 9am. Mostly sunny and hot, with a high near 91. Heat index values as high as 101. Northwest wind 5 to 10 mph becoming south in the morning. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday Night

Partly cloudy, with a low around 66. North wind 5 to 10 mph.

Tuesday

Sunny, with a high near 84. North wind 5 to 10 mph.

Tuesday Night

Mostly clear, with a low around 61. Northeast wind around 5 mph becoming calm in the evening.

Wednesday

Sunny, with a high near 83. Calm wind becoming northeast around 5 mph in the morning.

Wednesday Night

Mostly clear, with a low around 62.

Thursday

Mostly sunny, with a high near 85.