After a warmer than normal December 2006 and January 2007, arctic air finally made an appearance in February. The first week of the month had the coldest February temperatures since 1996. During the period February 2-5, 2007, daytime high temperatures struggled to reach the single digits and teens above zero. Meanwhile, nighttime temperatures dropped to 15 to 20 below near Highway 20, to 5 below south of Highway 34. Wind chill advisories and/or warnings were in effect for much of this time, for dangerous wind chill values of -20 to -40.

Extreme Cold/Wind Chill in BUCHANAN, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

At Stanley, the co-op observer reported a minimum temperature of 21 below zero on Monday, February 5, 2007.

Extreme Cold/Wind Chill in CEDAR, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in CLINTON, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in JEFFERSON, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in JOHNSON, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in JONES, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

At the Monticello Airport, the minimum temperature dropped to 18 below zero on Monday February 5, 2007.

Extreme Cold/Wind Chill in KEOKUK, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in VAN BUREN, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in WASHINGTON, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in DELAWARE, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in DES MOINES, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in DUBUQUE, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The Dubuque Regional Airport observed a minimum temperature of 19 below zero on Monday February 5, 2007.

Extreme Cold/Wind Chill in LEE, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in LINN, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

At the Cedar Rapids Airport, the minimum temperature was 14 below zero on Monday February 5, 2007.

Extreme Cold/Wind Chill in HENRY, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in IOWA, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in LOUISA, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in MUSCATINE, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in SCOTT, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in BENTON, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in JACKSON, IOWA
From 02-FEB-07 04:00:00 to 05-FEB-07 16:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer