664
ASUS43 KLOT 311310
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 AM CST SAT JAN 31 2026
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-311400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 5 -3 69 NW10 30.54R WCI -10 TC -15
STERLING* CLEAR 8 2 76 NW12 30.49S WCI -7 TC -13
SAVANNA* CLEAR 6 0 76 NW9 30.52S WCI -8 TC -15
ILZ003-004-008-010-011-017-018-311400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD FLURRIES 11 6 81 NW12 30.47R WCI -3 TC -12
FREEPORT* CLOUDY 9 4 82 NW9 30.50R WCI -5 TC -13
PERU* MOCLDY 10 3 72 NW13 30.46S WCI -5 TC -12
ILZ005-006-012>014-019>023-311400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE FLURRIES 14 8 77 NW13 30.37S WCI 0 TC -10
CHICAGO-MIDWAY FLURRIES 15 8 73 NW13 30.38S WCI 1 TC -9
AURORA CLOUDY 13 8 81 N22G29 30.40S WCI -6 TC -11
JOLIET* CLOUDY 15 9 75 NW7 30.42S WCI 6 TC -9
WAUKEGAN CLOUDY 15 9 76 NW8 30.38R WCI 4 TC -9
DUPAGE AIRPORT CLOUDY 13 8 81 NW14 30.39S WCI -2 TC -11
KANKAKEE* CLOUDY 14 8 76 NW13G20 30.39S WCI -1 TC -10
WHEELING CLOUDY 15 10 80 NW16 30.39S WCI -1 TC -9
MORRIS* CLOUDY 12 6 78 NW10 30.42R WCI -1 TC -11
ROMEOVILLE* FLURRIES 14 9 79 NW16G25 30.40S WCI -2 TC -10
LANSING* FLURRIES 15 9 76 NW10 30.37S WCI 2 TC -10
NORTHERLY ISL* N/A 16 11 80 NW13 N/A WCI 2 TC -9
LMZ740>746-311400-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
HARRISON CRIB 17 330/ 18/ 21 N/A
NORTHERLY ISL 16 320/ 10/ 15 N/A
CALUMET HARBOR 15 280/ 10/ 13 1027.7
BURNS HARBOR 21 40/ 9/ 12 1028.1R
MICHIGAN CITY 20 20/ 18/ 20 1028.4R
ILZ025>027-034>036-040-047-049-050-058-095>099-311400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 1 -5 75 NW9 30.55S WCI -14 TC -17
GALESBURG* MOCLDY 3 1 89 NW10 30.52S WCI -12 TC -16
MACOMB* MOCLDY 4 -2 75 NW14 30.55S WCI -14 TC -16
JACKSONVILLE* CLOUDY 5 -3 70 NW12 30.52F WCI -11 TC -15
ILZ028>032-037-038-041>044-048-051>054-059>061-311400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 11 5 77 NW10 30.44S WCI -3 TC -12
BLOOMINGTON FLURRIES 7 2 80 NW14 30.43F WCI -10 TC -14
DECATUR PTCLDY 7 -1 70 NW10 30.46R WCI -8 TC -14
PEORIA CLOUDY 6 -1 73 VRB7 30.49F WCI -6 TC -14
LACON* MOCLDY 9 0 68 NW8 30.49S WCI -4 TC -13
LINCOLN* CLOUDY 8 -2 64 W5 30.50R WCI -1 TC -13
SPRINGFIELD MOCLDY 5 -2 72 NW12 30.50S WCI -11 TC -15
TAYLORVILLE CLOUDY 8 0 69 NW10 30.49S WCI -7 TC -13
ILZ033-039-045-046-055>057-062-063-311400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 7 0 73 NW16 30.41R WCI -11 TC -14
DANVILLE* CLOUDY 10 4 76 NW14 30.38F WCI -5 TC -12
RANTOUL* CLOUDY 9 3 77 NW15 30.39F WCI -8 TC -13
MATTOON MOCLDY 4 -2 76 NW15 30.41S WCI -14 TC -16
PARIS* CLOUDY 7 0 73 CALM 30.40S TC -14
ILZ079-100>102-311400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 7 -4 61 NW12 30.53S WCI -9 TC -14
CAHOKIA* CLEAR 7 -1 70 NW14 30.55R WCI -10 TC -14
SPARTA* CLEAR 7 3 83 NW6 30.53S WCI -3 TC -14
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-311400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 9 1 72 NW7 30.51 WCI -3 TC -13
CAIRO* CLEAR 13 8 79 NW12 30.51R WCI 0 TC -10
EFFINGHAM* MOCLDY 5 -2 71 W13 30.47S WCI -11 TC -15
MARION CLEAR 7 1 78 N9 30.50S WCI -7 TC -14
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLEAR 6 -3 67 NW9 30.48S WCI -8 TC -14
ILZ067-068-072-073-078-083-087-091-311400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 8 -1 66 NW13 30.42S WCI -8 TC -13
FLORA* CLEAR 3 -4 72 NW12 30.47S WCI -13 TC -16
FAIRFIELD* CLEAR 8 -2 64 NW6 30.47S WCI -3 TC -14
HARRISBURG* CLEAR 9 -1 64 NW7 30.48S WCI -2 TC -13
ROBINSON* CLOUDY 7 0 72 NW8 30.41S WCI -6 TC -14
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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