Dangerous Heat in the Central and Eastern U.S.; Critical Fire Weather in the Great Basin and Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue Tuesday across portions of the Four Corners and Great Basin, as dry conditions and gusty winds persist. Read More >

Hazardous Weather Conditions

Current conditions at

Storm Lake (KSLB)

Lat: 42.6°NLon: 95.23°WElev: 1489ft.

Fair

84°F

29°C

Humidity	74%
Wind Speed	S 16 G 23 mph
Barometer	29.70 in
Dewpoint	75°F (24°C)
Visibility	10.00 mi
Heat Index	92°F (33°C)
Last update	29 Jun 9:15 pm CDT

More Information:

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

Extended Forecast for

Lytton IA

Extreme Heat Warning June 29, 09:28pm until June 30, 09:00pm

Click here for hazard details and duration

Extreme Heat Warning

Extreme Heat Warning June 29, 09:28pm until June 30, 09:00pm
NOW until 9:00pm Tue
Extreme Heat Warning
Tonight
Low: 75 °F
Chance
T-storms and
Windy
Tuesday
High: 96 °F
Mostly Sunny
Tuesday Night
Low: 73 °F
Partly Cloudy
then Chance
Showers
Wednesday
High: 93 °F
Chance
Showers and
Breezy
Wednesday Night
Low: 73 °F
Chance
T-storms and
Breezy then
Showers
Likely
Thursday
High: 92 °F
Chance
T-storms
Thursday Night
Low: 72 °F
Showers
Likely
Friday
High: 94 °F
Mostly Sunny

Detailed Forecast

Tonight

A 40 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 75. Windy, with a south wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 29 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday

Mostly sunny, with a high near 96. Heat index values as high as 103. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.

Tuesday Night

A slight chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 73. South wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 93. Heat index values as high as 100. Breezy, with a south wind 13 to 20 mph, with gusts as high as 28 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 73. Breezy, with a south southwest wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 92. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday Night

Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. Chance of precipitation is 60%.

Friday

Mostly sunny, with a high near 94.

Friday Night

A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.

Independence Day

Mostly sunny, with a high near 94.

Saturday Night

Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 70. Chance of precipitation is 70%.

Sunday

Partly sunny, with a high near 88.

Sunday Night

Mostly clear, with a low around 64.