986
ASUS43 KLOT 280001
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 PM CST TUE JAN 27 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.
ILZ001-002-007-009-015-016-024-280100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 11 -2 56 NW10 30.34R WCI -3 TC -12
6HR MIN TEMP: 11; 6HR MAX TEMP: 17;
STERLING* CLEAR 10 -2 58 W14 30.32R WCI -6 TC -12
SAVANNA* CLEAR 10 -4 54 W8G17 30.33R WCI -3 TC -12
ILZ003-004-008-010-011-017-018-280100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 8 -5 55 W12 30.29R WCI -7 TC -13
6HR MIN TEMP: 8; 6HR MAX TEMP: 13;
FREEPORT* CLEAR 8 -4 57 NW9 30.30R WCI -5 TC -13
DE KALB* CLEAR 8 -3 61 MISG 30.27R TC -13
PERU* CLEAR 12 0 57 W13G18 30.31R WCI -3 TC -11
ILZ005-006-012>014-019>023-280100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 11 -4 51 W9 30.25R WCI -2 TC -12
6HR MIN TEMP: 11; 6HR MAX TEMP: 14; 6HR PCP: TRACE;
CHICAGO-MIDWAY CLEAR 12 -3 51 NW8 30.27R WCI 0 TC -11
6HR MIN TEMP: 11; 6HR MAX TEMP: 14;
AURORA CLEAR 8 -2 63 NW8 30.27R WCI -4 TC -13
6HR MIN TEMP: 8; 6HR MAX TEMP: 14;
JOLIET* CLEAR 13 0 56 NW5 30.30R WCI 5 TC -10
WAUKEGAN CLEAR 10 -4 53 W5 30.23R WCI 2 TC -12
6HR MIN TEMP: 10; 6HR MAX TEMP: 13;
DUPAGE AIRPORT CLEAR 9 -2 61 W10 30.26R WCI -5 TC -13
6HR MIN TEMP: 9; 6HR MAX TEMP: 13;
WHEELING CLEAR 11 -3 53 NW13 30.27R WCI -4 TC -12
6HR MIN TEMP: 11; 6HR MAX TEMP: 14;
MORRIS* CLEAR 10 -1 61 W10 30.29R WCI -4 TC -12
ROMEOVILLE* CLEAR 12 0 57 W9 30.28R WCI 0 TC -11
LANSING* CLEAR 10 -2 56 W6 30.28R WCI 1 TC -12
NORTHERLY ISL* N/A 12 -1 56 W10 N/A WCI -1 TC -11
LMZ740>746-280100-
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 14 290/ 17/ 20 N/A
NORTHERLY ISL 13 260/ 6/ 14 N/A
CALUMET HARBOR 12 270/ 8/ 11 1024.2R
BURNS HARBOR 14 290/ 7/ 10 1025.1R
MICHIGAN CITY 15 300/ 15/ 18 1025.3R
ILZ025>027-034>036-040-047-049-050-058-095>099-280100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 16 3 56 NW7 30.36S WCI 6 TC -9
GALESBURG* CLEAR 10 4 75 NW8 30.35S WCI -2 TC -12
MACOMB* CLEAR 9 1 69 NW10 30.38R WCI -5 TC -13
JACKSONVILLE* CLEAR 13 3 64 NW6 30.36S WCI 4 TC -11
ILZ028>032-037-038-041>044-048-051>054-059>061-280100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 10 -2 59 W7 30.32R WCI -2 TC -12
BLOOMINGTON CLEAR 11 2 67 NW10 30.31R WCI -3 TC -12
DECATUR CLEAR 15 3 59 W9 30.34R WCI 3 TC -9
PEORIA CLEAR 13 -1 54 NW10 30.34R WCI 0 TC -11
6HR MIN TEMP: 13; 6HR MAX TEMP: 17;
LACON* CLEAR 12 -3 53 NW8 30.33R WCI 0 TC -11
LINCOLN* CLEAR 15 0 51 W6 30.36R WCI 6 TC -9
SPRINGFIELD CLEAR 15 3 59 NW6 30.36R WCI 6 TC -9
6HR MIN TEMP: 15; 6HR MAX TEMP: 21;
TAYLORVILLE CLEAR 16 4 59 NW12 30.35S WCI 3 TC -9
6HR MIN TEMP: 16; 6HR MAX TEMP: 22;
ILZ033-039-045-046-055>057-062-063-280100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 7 0 73 W9 30.31R WCI -7 TC -14
DANVILLE* CLEAR 11 3 68 W8 30.32R WCI 0 TC -11
RANTOUL* CLEAR 11 1 66 NW7 30.31R WCI 0 TC -12
MATTOON CLEAR 9 2 73 NW8 30.33R WCI -3 TC -13
PARIS* CLOUDY 13 6 71 W12 30.33R WCI 0 TC -10
ILZ079-100>102-280100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 23 7 50 NW8 30.37R WCI 14 TC -5
BELLEVILLE CLEAR 22 8 54 NW12 30.36R WCI 11 TC -5
CAHOKIA* PTCLDY 23 8 52 NW12 30.37R WCI 12 TC -5
SPARTA* PTCLDY 26 7 45 NW6 30.36R WCI 19 TC -3
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-280100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 28 11 48 CALM 30.36R TC -2
6HR MIN TEMP: 26; 6HR MAX TEMP: 32;
CAIRO* PTCLDY 27 20 75 CALM 30.38R TC -3
EFFINGHAM* CLEAR 17 6 62 W8 30.37R WCI 6 TC -8
MARION CLEAR 25 12 58 CALM 30.35R TC -4
MT. VERNON PTCLDY 22 9 57 CALM 30.36R TC -6
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLEAR 22 8 54 NW7 30.35S WCI 14 TC -5
ILZ067-068-072-073-078-083-087-091-280100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 16 7 67 NW10 30.36R WCI 4 TC -9
FLORA* CLEAR 19 9 63 NW6 30.37R WCI 11 TC -7
FAIRFIELD* PTCLDY 23 10 57 NW3 30.36R TC -5
HARRISBURG* PTCLDY 25 9 51 N3 30.37R TC -4
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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