420
ASUS43 KLOT 311901
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 PM 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.
ILZ001-002-007-009-015-016-024-312000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 24 8 50 NW9 30.49F WCI 14 TC -4
STERLING* SUNNY 25 12 58 N8 30.48F WCI 16 TC -4
SAVANNA* SUNNY 22 8 55 N9 30.51F WCI 12 TC -5
ILZ003-004-008-010-011-017-018-312000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 23 13 65 NW13 30.46F WCI 11 TC -5
FREEPORT* CLOUDY 22 12 66 N9 30.48F WCI 11 TC -6
PERU* CLOUDY 27 16 63 NW16 30.44F WCI 14 TC -3
ILZ005-006-012>014-019>023-312000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE FLURRIES 23 14 68 NW15 30.38F WCI 10 TC -5
CHICAGO-MIDWAY FLURRIES 24 17 74 N18G24 30.39S WCI 10 TC -4
AURORA CLOUDY 23 16 74 N20 30.40F WCI 8 TC -5
JOLIET* CLOUDY 27 17 65 N14G20 30.40F WCI 16 TC -3
WAUKEGAN CLOUDY 24 15 68 N15G23 30.39F WCI 11 TC -4
DUPAGE AIRPORT CLOUDY 23 14 68 N14 30.39F WCI 11 TC -5
WHEELING CLOUDY 23 15 71 N13 30.40F WCI 11 TC -5
MORRIS* CLOUDY 24 16 70 N12 30.40F WCI 13 TC -4
ROMEOVILLE* PTSUNNY 25 16 68 N15 30.39F WCI 12 TC -4
LANSING* CLOUDY 26 15 65 N14G24 30.37F WCI 14 TC -3
NORTHERLY ISL* N/A 24 18 77 NW13 N/A WCI 13 TC -4
LMZ740>746-312000-
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 24 330/ 19/ 22 N/A
NORTHERLY ISL 24 320/ 12/ 17 N/A
BURNS HARBOR 22 50/ 7/ 9 1028.8F
MICHIGAN CITY 18 30/ 10/ 12 1029.7S
ILZ025>027-034>036-040-047-049-050-058-095>099-312000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 14 5 67 NW13 30.52F WCI 0 TC -10
MACOMB* SUNNY 20 10 66 NW13 30.53F WCI 7 TC -7
ILZ028>032-037-038-041>044-048-051>054-059>061-312000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 23 15 71 NW15 30.41F WCI 10 TC -5
BLOOMINGTON FLURRIES 19 13 77 NW16 30.41F WCI 4 TC -7
DECATUR MOSUNNY 16 9 74 NW18G26 30.42F WCI 0 TC -9
PEORIA MOSUNNY 21 12 68 NW12 30.47F WCI 9 TC -6
LINCOLN* CLOUDY 20 8 61 NW9G16 30.47S WCI 9 TC -7
SPRINGFIELD PTSUNNY 16 7 67 NW13 30.48F WCI 2 TC -9
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-312000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 20 14 77 NW17 30.38F WCI 5 TC -7
DANVILLE* CLOUDY 21 16 79 N14 30.36F WCI 8 TC -6
MATTOON CLOUDY 15 10 80 NW17 30.39F WCI -1 TC -9
PARIS* LGT SNOW 19 12 76 NW12G17 30.38F WCI 6 TC -7
ILZ079-100>102-312000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 16 5 62 NW15 30.51F WCI 1 TC -9
BELLEVILLE SUNNY 18 6 59 NW17 30.49F WCI 3 TC -8
CAHOKIA* SUNNY 16 4 59 NW16 30.52F WCI 1 TC -9
SPARTA* MOSUNNY 16 3 57 NW15 30.51S WCI 1 TC -9
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-312000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 16 1 53 NW15G23 30.49F WCI 1 TC -9
CAIRO* SUNNY 20 5 51 NW15 30.50S WCI 7 TC -6
EFFINGHAM* FLURRIES 16 7 68 W12 30.44F WCI 3 TC -9
MARION PTSUNNY 19 5 53 NW16 30.47F WCI 5 TC -7
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 17 6 61 NW10 30.45F WCI 4 TC -8
ILZ067-068-072-073-078-083-087-091-312000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MIX PCPN 17 7 64 NW16 30.39F WCI 2 TC -8
FLORA* FLURRIES 14 5 67 NW18 30.44F WCI -3 TC -10
FAIRFIELD* CLOUDY 16 4 58 NW7 30.44F WCI 7 TC -9
HARRISBURG* CLOUDY 16 3 57 NW20 30.46F WCI -1 TC -9
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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