Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 110701
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 AM CST THU DEC 11 2025
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-110800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 24 18 77 NW14 30.03F WCI 12 TC -4
STERLING* CLOUDY 25 21 85 W10 30.01F WCI 15 TC -4
$$
ILZ003-004-008-010-011-017-018-110800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 26 16 65 NW9 29.99S WCI 17 TC -3
FREEPORT* CLOUDY 27 19 72 NW9 30.00S WCI 17 TC -3
DE KALB* CLOUDY 26 19 76 CALM 29.97S TC -3
$$
ILZ005-006-012>014-019>023-110800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 27 15 61 NW10 29.96R WCI 17 TC -3
CHICAGO-MIDWAY CLOUDY 27 16 63 NW14 29.97S WCI 16 TC -3
AURORA CLOUDY 26 19 74 N6 29.96S WCI 19 TC -3
JOLIET* CLOUDY 30 21 69 NW3 29.98S TC -1
WAUKEGAN CLOUDY 24 13 62 CALM 29.95S TC -4
DUPAGE AIRPORT CLOUDY 26 17 68 NW7 29.96S WCI 18 TC -3
WHEELING CLOUDY 26 15 63 N6 29.97S WCI 19 TC -3
MORRIS* CLOUDY 28 26 90 W12 29.98R WCI 18 TC -2
LANSING* CLOUDY 28 13 54 N8 29.97S WCI 19 TC -2
NORTHERLY ISL* N/A 27 15 61 NW10 N/A WCI 17 TC -3
$$
LMZ740>746-110800-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
HARRISON CRIB 28 320/ 10/ 11 N/A
NORTHERLY ISL 28 300/ 7/ 12 N/A
CALUMET HARBOR 28 290/ 6/ 13 1014.2S
BURNS HARBOR 30 320/ 9/ 10 1014.9S
MICHIGAN CITY 30 290/ 21/ 23 1013.9R
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-110800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 27 20 75 N10 30.06S WCI 17 TC -3
GALESBURG* CLOUDY 24 22 93 NW16 30.05S WCI 11 TC -4
MACOMB* CLOUDY 25 19 79 NW13 30.08F WCI 13 TC -4
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-110800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 28 23 81 W15 30.00R WCI 16 TC -2
BLOOMINGTON CLOUDY 26 22 84 NW15 30.01R WCI 14 TC -3
DECATUR CLOUDY 28 21 75 NW13G28 30.03R WCI 17 TC -2
PEORIA CLOUDY 26 20 77 NW9 30.04S WCI 17 TC -3
LINCOLN* CLOUDY 28 20 71 NW8G21 30.05R WCI 20 TC -2
SPRINGFIELD CLOUDY 29 24 82 NW8G18 30.05R WCI 21 TC -2
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-110800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 28 24 85 NW10 30.00S WCI 19 TC -2
RANTOUL* CLOUDY 28 24 82 W12 29.99S WCI 18 TC -2
MATTOON CLOUDY 29 24 82 W14 30.01R WCI 18 TC -2
PARIS* CLOUDY 30 25 82 W13 30.01R WCI 20 TC -1
$$
ILZ079-100>102-110800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE CLOUDY 31 25 81 SW5 30.06S WCI 26 TC -1
CAHOKIA* CLOUDY 31 25 78 W3 30.08R TC -1
SPARTA* CLOUDY 29 25 83 CALM 30.08S TC -1
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-110800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 26 23 88 W5 30.08S WCI 20 TC -3
CAIRO* PTCLDY 28 24 84 CALM 30.10S TC -2
EFFINGHAM* CLOUDY 31 24 77 W13 30.06R WCI 21 TC -1
MT. VERNON CLOUDY N/A N/A N/A W3 30.07S
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 32 24 71 NW8 30.05S WCI 25 TC 0
METROPOLIS* CLEAR 28 22 80 CALM 30.09F TC -2
$$
ILZ067-068-072-073-078-083-087-091-110800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 32 23 69 W8 30.04R WCI 25 TC 0
FLORA* CLOUDY 32 25 74 W9 30.05S WCI 24 TC 0
FAIRFIELD* MOCLDY 30 24 76 CALM 30.06S TC -1
HARRISBURG* CLEAR 29 22 74 W3 30.08S TC -2
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$