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Extreme Heat Through The Weekend

Hazardous Weather Conditions

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fair and Windy

93°F

34°C

Humidity	50%
Wind Speed	S 30 G 40 mph
Barometer	29.61 in
Dewpoint	72°F (22°C)
Visibility	9.00 mi
Heat Index	101°F (38°C)
Last update	21 Jun 12:35 pm CDT

More Information:

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

Extended Forecast for

Arion IA

Extreme Heat Warning June 21, 12:57pm until June 22, 09:00pm

Click here for hazard details and duration

Extreme Heat Warning

Extreme Heat Warning June 21, 12:57pm until June 22, 09:00pm
NOW until 9:00pm Sun
Extreme Heat Warning
This Afternoon
High: 99 °F
Hot and Windy
Tonight
Low: 77 °F
Clear and
Windy
Sunday
High: 97 °F
Hot and Windy
Sunday Night
Low: 74 °F
Chance
T-storms and
Windy
Monday
High: 87 °F
Slight Chance
T-storms then
Showers
Likely
Monday Night
Low: 64 °F
Showers
Tuesday
High: 81 °F
Showers
Tuesday Night
Low: 67 °F
Showers

Detailed Forecast

This Afternoon

Sunny and hot, with a high near 99. Heat index values as high as 105. Windy, with a south southwest wind around 25 mph, with gusts as high as 37 mph.

Tonight

Clear, with a low around 77. Windy, with a south wind 20 to 22 mph, with gusts as high as 33 mph.

Sunday

Sunny and hot, with a high near 97. Heat index values as high as 103. Windy, with a south wind 20 to 24 mph, with gusts as high as 40 mph.

Sunday Night

A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly clear, with a low around 74. Windy, with a south wind 15 to 21 mph, with gusts as high as 32 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday

A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 87. South southwest wind around 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday Night

Showers and possibly a thunderstorm. Low around 64. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

Tuesday

Showers and possibly a thunderstorm. High near 81. Chance of precipitation is 80%.

Tuesday Night

Showers and possibly a thunderstorm. Low around 67. Chance of precipitation is 80%.

Wednesday

Showers likely and possibly a thunderstorm. Partly sunny, with a high near 86. Chance of precipitation is 70%.

Wednesday Night

Showers and possibly a thunderstorm. Low around 65. Chance of precipitation is 80%.

Thursday

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.