Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 121710
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM CST WED NOV 12 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.
ILZ001-002-007-009-015-016-024-121800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 53 30 41 W13 30.05S TC 12
STERLING* SUNNY 51 32 48 W17 30.02S TC 11
$$
ILZ003-004-008-010-011-017-018-121800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 50 29 44 W14G28 29.97F TC 10
DE KALB* SUNNY 48 30 50 W15G25 29.97F TC 9
PERU* SUNNY 53 30 41 W16 30.02S TC 12
$$
ILZ005-006-012>014-019>023-121800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 50 26 39 W12G24 29.93S TC 10
CHICAGO-MIDWAY MOSUNNY 49 27 42 NW17 29.95R TC 9
AURORA SUNNY 50 31 48 W17 29.97S TC 10
JOLIET* SUNNY 52 31 44 W9G18 29.98F TC 11
WAUKEGAN SUNNY 46 26 45 W15G28 29.89S TC 8
DUPAGE AIRPORT SUNNY 49 28 44 W14G26 29.95S TC 9
WHEELING SUNNY 49 26 41 W15G31 29.94R TC 9
MORRIS* SUNNY 51 32 48 NW16 29.99S TC 11
ROMEOVILLE* SUNNY 48 30 49 W15G26 29.98R TC 9
LANSING* SUNNY 47 24 41 W14G21 29.96S TC 8
NORTHERLY ISL* N/A 49 26 41 W8 N/A TC 9
$$
LMZ740>746-121800-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 46 51 290/ 21/ 27 1011.5F 6/ 6
WINTHROP HARBOR 47 47 210/ 14/ 19 N/A 1/ 2
WAUKEGAN HARBOR 47 46 N/A 1
HARRISON CRIB 48 290/ 12/ 15 N/A
NORTHERLY ISL 47 280/ 12/ 17 N/A
CALUMET HARBOR 47 280/ 11/ 18 1012.9
BURNS HARBOR 46 280/ 13/ 15 1014.2R
MICHIGAN CITY 46 280/ 26/ 29 1012.5R
ST. JOSEPH BUOY 47 50 260/ 27/ 37 1013.5R 7/ 7
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-121800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 58 23 26 W10 30.12F TC 14
GALESBURG* SUNNY 53 29 39 W14 30.08 TC 12
MACOMB* SUNNY 56 29 36 W17 30.12S TC 13
JACKSONVILLE* SUNNY 57 24 28 W12 30.12S TC 14
PITTSFIELD* SUNNY 58 28 31 W9 30.14S TC 14
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-121800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 53 27 37 NW17G28 30.03S TC 11
BLOOMINGTON MOSUNNY 52 32 46 W13 30.07S TC 11
DECATUR MOSUNNY 55 26 32 W15G23 30.09S TC 13
PEORIA SUNNY 52 29 41 W12 30.08S TC 11
LACON* SUNNY 53 27 36 W12G17 30.04F TC 12
LINCOLN* SUNNY 56 30 37 NW9 30.09F TC 13
SPRINGFIELD SUNNY 56 26 31 W13 30.11S TC 13
TAYLORVILLE MOSUNNY 57 25 28 MISG 30.11F TC 14
$$
ILZ033-039-045-046-055>057-062-063-121800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 53 28 38 NW17G24 30.07R TC 12
RANTOUL* PTSUNNY 48 34 57 W17 30.06R TC 9
MATTOON MOSUNNY 56 26 31 NW17 30.08S TC 13
PARIS* MOSUNNY 53 30 41 NW16G22 30.07S TC 12
$$
ILZ079-100>102-121800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 59 30 33 NW8 30.14S TC 15
BELLEVILLE SUNNY 62 33 33 NW10 30.11F TC 17
CAHOKIA* SUNNY 61 33 35 NW7 30.14S TC 16
SPARTA* SUNNY 62 33 33 W7 30.16S TC 17
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 58 35 42 W5 30.16S TC 14
CAIRO* SUNNY 58 37 45 W5 30.18S TC 15
EFFINGHAM* MOSUNNY 58 26 29 W16 30.12S TC 15
MARION SUNNY 57 36 44 W6 30.15F TC 14
MT. VERNON SUNNY 61 33 35 VRB5 30.14R TC 16
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* SUNNY 60 31 33 NW9 30.13S TC 16
METROPOLIS* SUNNY 57 35 43 CALM 30.17S TC 14
$$
ILZ067-068-072-073-078-083-087-091-121800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 58 28 32 NW16G24 30.10S TC 14
FLORA* SUNNY 59 32 36 NW13 30.12S TC 15
FAIRFIELD* SUNNY 61 29 29 W8 30.13R TC 16
HARRISBURG* SUNNY 60 35 39 MISG 30.15S TC 15
ROBINSON* MOSUNNY 57 30 35 NW16G22 30.09S TC 14
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$