Active Weather Pattern Expected From the Midwest to the Southern Plains; Dangerous Heat Likely in Southern Texas

A strong storm system will bring numerous to widespread severe thunderstorms across portions of the Midwest and Upper Great Lakes Tuesday. Tornadoes (a few strong), damaging winds and large hail are expected. Record high temperatures will be possible over southern Texas the next several days. This may lead to dangerous heat concerns especially for areas already without power. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Decorah (KDEH)

Lat: 43.28°NLon: 91.73°WElev: 1158ft.

Overcast

55°F

13°C

Humidity	94%
Wind Speed	W 9 G 23 mph
Barometer	29.58 in
Dewpoint	54°F (12°C)
Visibility	10.00 mi
Wind Chill	53°F (12°C)
Last update	22 May 3:15 am CDT

More Information:

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

Extended Forecast for

Dorchester IA

Overnight
Low: 55 °F
Mostly Cloudy
and Breezy
Wednesday
High: 71 °F
Breezy.
Partly Sunny
then Slight
Chance
T-storms
Wednesday Night
Low: 49 °F
Mostly Clear
Thursday
High: 77 °F
Sunny
Thursday Night
Low: 56 °F
Mostly Clear
then Chance
T-storms
Friday
High: 73 °F
Showers
Friday Night
Low: 42 °F
Slight Chance
T-storms
Saturday
High: 69 °F
Mostly Sunny
Saturday Night
Low: 49 °F
Mostly Cloudy

Detailed Forecast

Overnight

Mostly cloudy, with a steady temperature around 55. Breezy, with a west wind around 17 mph, with gusts as high as 30 mph.

Wednesday

A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Mostly cloudy, then gradually becoming sunny, with a high near 71. Breezy, with a west wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

Wednesday Night

Mostly clear, with a low around 49. West wind 5 to 8 mph becoming calm after midnight.

Thursday

Sunny, with a high near 77. Calm wind becoming southwest 5 to 8 mph in the morning.

Thursday Night

A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 56. Southeast wind 3 to 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday

Showers and possibly a thunderstorm. High near 73. Southeast wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Friday Night

A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 42. West wind 7 to 9 mph, with gusts as high as 18 mph.

Saturday

Mostly sunny, with a high near 69. West wind 6 to 9 mph.

Saturday Night

Mostly cloudy, with a low around 49. Southwest wind around 5 mph becoming calm in the evening.

Sunday

A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 68. Calm wind becoming east 5 to 7 mph in the morning. Chance of precipitation is 30%.

Sunday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 50. North wind 5 to 7 mph.

Memorial Day

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 70. North wind 6 to 9 mph.

Monday Night

A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 49. Northwest wind 5 to 7 mph.

Tuesday

A 30 percent chance of showers. Mostly sunny, with a high near 71. Northwest wind 6 to 9 mph, with gusts as high as 18 mph.