Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Read More >

Hazardous Weather Conditions

Current conditions at

Atlantic (KAIO)

Lat: 41.4°NLon: 95.05°WElev: 1181ft.

Fair and Windy

97°F

36°C

Humidity	44%
Wind Speed	S 26 G 32 mph
Barometer	29.66 in
Dewpoint	72°F (22°C)
Visibility	9.00 mi
Heat Index	106°F (41°C)
Last update	20 Jun 4:15 pm CDT

More Information:

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

Extended Forecast for

7 Miles S Walnut IA

Extreme Heat Warning June 20, 04:36pm until June 22, 07:00pm

Click here for hazard details and duration

Extreme Heat Warning

Extreme Heat Warning June 20, 04:36pm until June 22, 07:00pm
NOW until 7:00pm Sun
Extreme Heat Warning
Tonight
Low: 78 °F
Mostly Clear
and Windy
Saturday
High: 99 °F
Hot and Windy
Saturday Night
Low: 76 °F
Mostly Clear
and Breezy
Sunday
High: 96 °F
Sunny and
Windy
Sunday Night
Low: 75 °F
Slight Chance
T-storms and
Windy
Monday
High: 91 °F
Breezy. Sunny
then Showers
Likely
Monday Night
Low: 67 °F
T-storms
Tuesday
High: 85 °F
Showers
Likely

Detailed Forecast

Tonight

Mostly clear, with a low around 78. Windy, with a south wind 24 to 26 mph, with gusts as high as 37 mph.

Saturday

Sunny and hot, with a high near 99. Windy, with a south southwest wind 25 to 28 mph, with gusts as high as 37 mph.

Saturday Night

Mostly clear, with a low around 76. Breezy, with a south wind around 24 mph, with gusts as high as 33 mph.

Sunday

Sunny, with a high near 96. Windy, with a south wind 23 to 28 mph, with gusts as high as 37 mph.

Sunday Night

A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 75. Windy, with a south wind 20 to 25 mph, with gusts as high as 34 mph.

Monday

Showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 91. Breezy, with a south southwest wind 14 to 18 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Monday Night

Showers and possibly a thunderstorm. Low around 67. North wind 6 to 10 mph becoming east southeast after midnight. Winds could gust as high as 16 mph. Chance of precipitation is 90%.

Tuesday

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 85. East wind 7 to 10 mph becoming south in the afternoon. Winds could gust as high as 16 mph.

Tuesday Night

Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 68. Southeast wind around 9 mph.

Wednesday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 87. South southwest wind 9 to 14 mph, with gusts as high as 20 mph.

Wednesday Night

Showers and thunderstorms likely. Mostly cloudy, with a low around 66. South wind around 10 mph, with gusts as high as 16 mph.

Thursday

A chance of showers and thunderstorms. Partly sunny, with a high near 83. South southwest wind 10 to 13 mph, with gusts as high as 20 mph.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. South wind 7 to 10 mph.

Friday

A chance of showers and thunderstorms. Partly sunny, with a high near 83. South southwest wind 7 to 11 mph, with gusts as high as 16 mph.