Following behind the rare December severe weather outbreak, very strong winds buffeted northeast Iowa from the late evening of December 15th into the morning of the 16th. Wind gusts of 50 to 60 mph were common with a few gusts over 60 mph. The highest measured wind gust was 63 mph at a mesonet station near Ionia (Chickasaw County). The high winds caused numerous power outages to occur across the area. The Governor of Iowa declared a state of disaster emergency for Allamakee, Chickasaw, Fayette, Floyd, Howard, Mitchell and Winneshiek Counties.

High Wind in MITCHELL, IOWA
From 15-DEC-21 21:45:00 to 16-DEC-21 02:45:00 (CST-6)
Magnitude: 52.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Public

Wind gusts of 50 to 60 mph were common across Mitchell County during the late evening of December 15th into the early morning of the 16th. A warming shelter was opened in Stacyville after the entire town lost power.

High Wind in ALLAMAKEE, IOWA
From 15-DEC-21 23:00:00 to 16-DEC-21 04:15:00 (CST-6)
Magnitude: 52.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Newspaper

Wind gusts of 50 to 60 mph were common across Allamakee County during the late evening of December 15th into the early morning of the 16th. Around 1300 customers lost power in Waukon for about an hour.

High Wind in HOWARD, IOWA
From 15-DEC-21 22:00:00 to 16-DEC-21 03:00:00 (CST-6)
Magnitude: 52.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Public

Wind gusts of 50 to 60 mph were common across Howard County during the late evening of December 15th into the early morning of the 16th.

High Wind in WINNESHIEK, IOWA
From 15-DEC-21 22:30:00 to 16-DEC-21 03:45:00 (CST-6)
Magnitude: 50.00 MG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: AWOS

Wind gusts of 50 to 60 mph were common across Winneshiek County during the late evening of December 15th into the early morning of the 16th. A mesonet station near Frankville measured a 58 mph gust.

High Wind in FLOYD, IOWA
From 15-DEC-21 21:45:00 to 16-DEC-21 02:45:00 (CST-6)
Magnitude: 53.00 MG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: AWOS

Wind gusts of 50 to 60 mph were common across Floyd County during the late evening of December 15th into the early morning of the 16th. The automated weather observing equipment at the Charles City airport measured a 61 mph gust.

High Wind in CHICKASAW, IOWA
From 15-DEC-21 22:00:00 to 16-DEC-21 03:00:00 (CST-6)
Magnitude: 55.00 MG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Mesonet

Wind gusts of 50 to 60 mph were common across Chickasaw County during the late evening of December 15th into the early morning of the 16th. A mesonet station near Ionia measured a 63 mph gust.

High Wind in FAYETTE, IOWA
From 15-DEC-21 22:30:00 to 16-DEC-21 03:45:00 (CST-6)
Magnitude: 52.00 MG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: AWOS

Wind gusts of 50 to 60 mph were common across Fayette County during the late evening of December 15th into the early morning of the 16th. The automated weather observing equipment at the Oelwein airport measured a 60 mph gust.

High Wind in CLAYTON, IOWA
From 15-DEC-21 23:00:00 to 16-DEC-21 04:30:00 (CST-6)
Magnitude: 52.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Public

Wind gusts of 50 to 60 mph were common across Clayton County during the late evening of December 15th into the early morning of the 16th.