999
ASUS43 KLOT 261210
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 AM CST MON JAN 26 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.
ILZ001-002-007-009-015-016-024-261300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR -1 -8 72 NW10 30.37S WCI -17 TC -18
6HR MIN TEMP: -2; 6HR MAX TEMP: 1;
STERLING* CLEAR -3 -10 72 W8 30.34R WCI -18 TC -19
SAVANNA* CLEAR -3 -11 68 W7 30.34S WCI -17 TC -20
ILZ003-004-008-010-011-017-018-261300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR -4 -13 65 NW9 30.29S WCI -20 TC -20
6HR MIN TEMP: -4; 6HR MAX TEMP: 0;
FREEPORT* CLEAR -4 -12 68 W7 30.30S WCI -18 TC -20
DE KALB* CLEAR -5 -12 72 MISG 30.25R TC -20
PERU* CLEAR -2 -9 71 W9 30.32R WCI -18 TC -19
ILZ005-006-012>014-019>023-261300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 0 -10 63 NW10 30.22R WCI -16 TC -18
6HR MIN TEMP: 0; 6HR MAX TEMP: 6;
CHICAGO-MIDWAY MOCLDY 1 -9 62 NW12 30.23R WCI -16 TC -17
6HR MIN TEMP: 1; 6HR MAX TEMP: 7;
AURORA CLEAR -4 -11 72 NW10 30.26R WCI -21 TC -20
6HR MIN TEMP: -4; 6HR MAX TEMP: 2;
JOLIET* N/A 0 -9 67 W5 30.28R WCI -10 TC -18
WAUKEGAN CLOUDY 0 -9 65 NW9 30.21R WCI -15 TC -18
6HR MIN TEMP: 0; 6HR MAX TEMP: 5;
DUPAGE AIRPORT MOCLDY -1 -10 65 NW12 30.23R WCI -18 TC -18
6HR MIN TEMP: -1; 6HR MAX TEMP: 5;
KANKAKEE* CLEAR -4 -12 67 NW10 30.28R WCI -21 TC -20
WHEELING MOCLDY 1 -9 62 NW10 30.24R WCI -15 TC -17
6HR MIN TEMP: 1; 6HR MAX TEMP: 6;
MORRIS* CLEAR -3 -11 69 NW12 30.28R WCI -21 TC -20
ROMEOVILLE* CLOUDY 0 -9 65 W10 30.26S WCI -17 TC -18
LANSING* N/A 1 -9 61 W8 30.23R WCI -13 TC -17
NORTHERLY ISL* N/A 2 -7 66 W14 N/A WCI -16 TC -17
LMZ740>746-261300-
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 3 290/ 18/ 20 N/A
NORTHERLY ISL 3 250/ 11/ 15 N/A
CALUMET HARBOR 2 270/ 7/ 10 1022.8R
BURNS HARBOR 6 260/ 8/ 10 1023.0R
MICHIGAN CITY 13 290/ 21/ 24 1022.3F
ILZ025>027-034>036-040-047-049-050-058-095>099-261300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR -6 -10 83 W7 30.42S WCI -20 TC -21
GALESBURG* CLEAR -6 -8 92 W7 30.38S WCI -21 TC -21
MACOMB* CLEAR -5 -10 81 CALM 30.42S TC -21
JACKSONVILLE* CLEAR -11 -16 78 W9 30.41S WCI -29 TC -24
ILZ028>032-037-038-041>044-048-051>054-059>061-261300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR -6 -13 69 W10 30.31R WCI -23 TC -21
BLOOMINGTON CLEAR -4 -10 75 NW16 30.31R WCI -25 TC -20
DECATUR CLEAR -4 -10 75 NW13 30.35R WCI -23 TC -20
PEORIA CLEAR -4 -11 72 NW8 30.36R WCI -19 TC -20
6HR MIN TEMP: -4; 6HR MAX TEMP: 0;
LACON* CLEAR -3 -12 67 NW9 30.35R WCI -19 TC -20
LINCOLN* CLEAR -3 -12 64 W6 30.38R WCI -15 TC -19
SPRINGFIELD CLEAR -11 -14 86 W8 30.39R WCI -28 TC -24
6HR MIN TEMP: -13; 6HR MAX TEMP: 2;
TAYLORVILLE CLEAR -6 -12 75 W9 30.40R WCI -22 TC -21
6HR MIN TEMP: -6; 6HR MAX TEMP: 5;
ILZ033-039-045-046-055>057-062-063-261300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR -9 -15 75 W12 30.31R WCI -28 TC -23
DANVILLE* CLEAR -4 -12 67 W8 30.29S WCI -19 TC -20
RANTOUL* CLEAR -8 -15 71 W12 30.30R WCI -27 TC -22
MATTOON CLEAR -7 -12 79 W15 30.32R WCI -28 TC -22
PARIS* CLEAR -7 -14 73 W10 30.32R WCI -25 TC -22
ILZ079-100>102-261300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR -6 -14 69 W10 30.44S WCI -24 TC -21
BELLEVILLE CLEAR -2 -10 68 NW8 30.44R WCI -16 TC -19
CAHOKIA* CLEAR 0 -9 65 NW9 30.46R WCI -15 TC -18
SPARTA* CLEAR -1 -8 69 NW6 30.46R WCI -12 TC -18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-261300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 1 -7 68 W6 30.46R WCI -10 TC -17
6HR MIN TEMP: 1; 6HR MAX TEMP: 9;
CAIRO* CLEAR 7 -3 64 NW6 30.47R WCI -3 TC -14
EFFINGHAM* CLEAR -6 -13 72 W8 30.40R WCI -21 TC -21
MARION CLEAR 1 -8 65 NW3 30.45R TC -17
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLEAR -3 -11 68 CALM 30.40R TC -19
ILZ067-068-072-073-078-083-087-091-261300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR -3 -9 75 W10 30.36R WCI -20 TC -19
FLORA* CLEAR -2 -11 65 NW12 30.40R WCI -20 TC -19
FAIRFIELD* CLEAR 1 -9 63 NW6 30.40R WCI -11 TC -17
HARRISBURG* CLEAR 2 -8 61 NW10 30.43R WCI -13 TC -16
ROBINSON* CLEAR -2 -9 71 NW12 30.35R WCI -20 TC -19
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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