Frost Damage to Corn

There is an excellent article in the integrated pest management Bulletin at the University of Illinois by Emerson Nafziger about the damage of frost to corn this April and it’s impact on yield. You can read the full article at http://bulletin.ipm.illinois.edu/article.php?id=1619 

Here are the low temperatures reported last week, sorted from coldest to not so coldest. 

Station Name Low Temp(°F) Month/Day
PAXTON 20 11-Apr
CHAMPAIGN 9 SW 21 11-Apr
PAW PAW  23 11-Apr
JERSEYVILLE 2 SW 23 17-Apr
MT CARROLL 24 11-Apr
SIDELL 5 NW  24 11-Apr
WATSEKA 2 NW 24 11-Apr
LISLE-MORTON ARBORETUM 25 11-Apr
SHABBONA 5 NNE 25 10-Apr
ALTONA 25 11-Apr
MONMOUTH 4 NW  25 11-Apr
NORMAL 4NE 25 11-Apr
CONGERVILLE 2 NW 25 11-Apr
NORMAL 4NE 25 11-Apr
PERRY 6 NW 25 12-Apr
GALENA 26 11-Apr
STOCKTON 3 NNE 26 11-Apr
MARSEILLES LOCK  26 11-Apr
LA HARPE 26 11-Apr
PRINCEVILLE 2W 26 11-Apr
DWIGHT 26 11-Apr
HOOPESTON 1 NE 26 11-Apr
NEOGA 4NW  26 11-Apr
SULLIVAN 26 11-Apr
ELIZABETH  27 11-Apr
KEWANEE 1 E  27 12-Apr
ROCKFORD GTR ROCKFORD AP 27 11-Apr
DE KALB  27 11-Apr
MCHENRY STRATTON L&D 27 11-Apr
MUNDELEIN 4 WSW  27 11-Apr
BENTLEY  27 12-Apr
GALESBURG  27 11-Apr
PRAIRIE CITY 2S  27 11-Apr
CHENOA 27 11-Apr
DANVILLE 27 11-Apr
EFFINGHAM  27 11-Apr
NEWTON 27 11-Apr
PARIS WTR WKS  27 11-Apr
TUSCOLA  27 11-Apr
WINDSOR  27 12-Apr
FREEPORT WWP 28 11-Apr
HENNEPIN 28 12-Apr
MOLINE QUAD CITY INTL AP 28 12-Apr
ROCHELLE 28 11-Apr
ROCHELLE 28 11-Apr
BARRINGTON 3 SW  28 11-Apr
ELGIN  28 11-Apr
MARENGO  28 11-Apr
MORRIS 28 11-Apr
KNOXVILLE  28 11-Apr
BLOOMINGTON 5W 28 11-Apr
DECATUR  28 11-Apr
MINONK 28 11-Apr
OGDEN  28 12-Apr
PONTIAC  28 11-Apr
CARLINVILLE  28 11-Apr
MORRISONVILLE  28 11-Apr
SPRINGFIELD CAPITAL AP 28 11-Apr
CHARLESTON 28 11-Apr
PALESTINE 2W 28 11-Apr
RAMSEY 28 11-Apr
ROBINSON 28 11-Apr
SHELBYVILLE DAM  28 11-Apr
ALEDO  29 11-Apr
CHICAGO BOTANICAL GARDEN 29 11-Apr
OTTAWA 29 11-Apr
ROMEOVILLE LEWIS UNIV AP 29 11-Apr
QUINCY RGNL AP 29 11-Apr
RUSHVILLE  29 11-Apr
URBANA 29 11-Apr
GRIGGSVILLE  29 13-Apr
PITTSFIELD #2  29 12-Apr
SPRINGFIELD #2 29 11-Apr
WHITE HALL 1 E 29 12-Apr
WINCHESTER 29 11-Apr
HIDALGO 3SW  29 11-Apr
PANA 29 11-Apr
MT VERNON 3 NE 29 12-Apr
GENESEO  30 11-Apr
NEW BOSTON DAM 17  30 13-Apr
AURORA 30 11-Apr
JOLIET BRANDON RD DM 30 11-Apr
LITTLE RED SCHOOL HSE  30 11-Apr
PARK FOREST  30 11-Apr
PEORIA GTR PEORIA AP 30 11-Apr
FISHER 30 11-Apr
RANTOUL  30 11-Apr
JACKSONVILLE 2 E 30 12-Apr
OLNEY 2S 30 11-Apr
TRIMBLE 1E 30 11-Apr
VANDALIA 30 11-Apr
CARBONDALE SEWAGE PLT  30 12-Apr
SPARTA 30 11-Apr
FAIRFIELD RADIO WFIW 30 12-Apr
ILLINOIS CITY DAM 16 31 12-Apr
CHANNAHON DRESDEN ISLAND 31 12-Apr
CHICAGO MIDWAY AP  31 11-Apr
CHICAGO MIDWAY AP 3 SW 31 11-Apr
KANKAKEE METRO WWTP  31 11-Apr
FLORA  31 12-Apr
IUKA 31 11-Apr
BELLEVILLE SIU RSRCH 31 12-Apr
DU QUOIN 4 SE  31 12-Apr
ROCK ISLAND L&D 15 32 11-Apr
ROCK ISLAND L&D 15 32 11-Apr
CHICAGO OHARE INTL AP  32 11-Apr
QUINCY DAM 21  32 12-Apr
STREATOR 32 11-Apr
JACKSONVILLE 2 32 11-Apr
CARLYLE RSVR 32 11-Apr
KASKASKIA RIV NAV LO 32 12-Apr
LEBANON  32 12-Apr
SMITHLAND L&D  32 12-Apr
MORRISON 33 17-Apr
GLADSTONE DAM 18 33 11-Apr
BIRDS 2E 33 11-Apr
LAWRENCEVILLE  33 11-Apr
SALEM  33 11-Apr
NASHVILLE 1 E  33 12-Apr
CAIRO 3 N  34 12-Apr
GRAND CHAIN DAM 53 34 12-Apr
BROOKPORT DAM 52 34 12-Apr
ALTON MELVIN PRICE 41 10-Apr
GRAYVILLE  44 10-Apr
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