After the two heavy snow events of January 9-10 and January 13-14, snow depths ranged from 4 inches at Burlington to 15 inches at Cedar Rapids. Widespread snow depths of 6 to 12 inches were measured across eastern Iowa and northwest Illinois. The deep snow cover set the stage for a strong surge of arctic air that brought record minimum temperatures to the region on January 14-16, 2009. In fact, an all-time record low temperature was established at Cedar Rapids, Iowa on January 15 when the mercury dropped to 29 below. All of eastern Iowa, northwest and west central Illinois and extreme northeast Missouri experienced extreme cold. Actual temperatures were as low as 20 to 40 below north of Highway 34 with 10 to 20 below south of Highway 34, with wind chills to 30 to 50 below.

Extreme Cold/Wind Chill in BENTON, IOWA
From 14-JAN-09 18:00:00 to 16-JAN-09 11:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in BUCHANAN, IOWA
From 14-JAN-09 18:00:00 to 16-JAN-09 11:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in CEDAR, IOWA
From 14-JAN-09 20:00:00 to 16-JAN-09 11:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in DUBUQUE, IOWA
From 14-JAN-09 19:00:00 to 16-JAN-09 11:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

A record low of -26 was set in Dubuque on January 15. This breaks the old record of -25 set in 1888. A record low of -30 was set on January 16 in Dubuque. The ties the old record of -30 set in 1888.

Extreme Cold/Wind Chill in HENRY, IOWA
From 14-JAN-09 23:00:00 to 16-JAN-09 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in IOWA, IOWA
From 14-JAN-09 20:00:00 to 16-JAN-09 10:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in CLINTON, IOWA
From 14-JAN-09 20:00:00 to 16-JAN-09 11:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in DELAWARE, IOWA
From 14-JAN-09 18:00:00 to 16-JAN-09 11:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in DES MOINES, IOWA
From 14-JAN-09 23:00:00 to 16-JAN-09 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

A record low temperature was tied on January 15 in Burlington when the mercury dropped to -18. The previous record was -18 set in 1994. A record low temperature was established at Burlington on January 16 when the temperature plunged to -21. The previous record was -20 set in 1977.

Extreme Cold/Wind Chill in LINN, IOWA
From 14-JAN-09 18:00:00 to 16-JAN-09 11:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

A record low of -22 was tied at Cedar Rapids on January 14. The previous record was -22 set in 1916. On January 15 the low temperature in Cedar Rapids plunged to -29. This broke the all-time record low for any month. The previous record was -28 set on January 12, 1974 and -28 on December 28, 1924. For the third day in a row a record low temperature was broken when the temperature dropped to -28 on January 16. The previous record was -23 back in 1982.

Extreme Cold/Wind Chill in LOUISA, IOWA
From 14-JAN-09 22:00:00 to 16-JAN-09 10:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in MUSCATINE, IOWA
From 14-JAN-09 20:00:00 to 16-JAN-09 11:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in SCOTT, IOWA
From 14-JAN-09 20:00:00 to 16-JAN-09 11:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in VAN BUREN, IOWA
From 14-JAN-09 23:00:00 to 16-JAN-09 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in WASHINGTON, IOWA
From 14-JAN-09 21:00:00 to 16-JAN-09 10:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in JACKSON, IOWA
From 14-JAN-09 19:00:00 to 16-JAN-09 11:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in JONES, IOWA
From 14-JAN-09 19:00:00 to 16-JAN-09 11:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in JEFFERSON, IOWA
From 14-JAN-09 23:00:00 to 16-JAN-09 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in JOHNSON, IOWA
From 14-JAN-09 20:00:00 to 16-JAN-09 10:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in KEOKUK, IOWA
From 14-JAN-09 22:00:00 to 16-JAN-09 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Extreme Cold/Wind Chill in LEE, IOWA
From 14-JAN-09 23:00:00 to 16-JAN-09 09:00:00 (CST-6)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer