Regional Weather Roundup
Issued by NWS
Issued by NWS
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021
ASUS43 KLOT 121801
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM 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.
ILZ001-002-007-009-015-016-024-121900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 56 30 37 W18G31 30.04F TC 13
6HR MIN TEMP: 40; 6HR MAX TEMP: 56;
STERLING* SUNNY 53 32 44 W21 30.01F TC 12
$$
ILZ003-004-008-010-011-017-018-121900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 53 29 39 W16G30 29.96F TC 12
6HR MIN TEMP: 37; 6HR MAX TEMP: 53;
DE KALB* SUNNY 50 31 48 W14G24 29.96F TC 10
PERU* SUNNY 55 29 37 W17G24 30.01F TC 13
$$
ILZ005-006-012>014-019>023-121900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 52 24 33 W14G31 29.92F TC 11
6HR MIN TEMP: 39; 6HR MAX TEMP: 52;
CHICAGO-MIDWAY MOSUNNY 52 26 36 W16G23 29.94F TC 11
6HR MIN TEMP: 38; 6HR MAX TEMP: 52;
AURORA SUNNY 52 30 43 NW22G32 29.95F TC 11
6HR MIN TEMP: 35; 6HR MAX TEMP: 52;
JOLIET* SUNNY 55 29 38 W12G20 29.97F TC 13
WAUKEGAN SUNNY 48 26 42 W16G31 29.89S TC 9
6HR MIN TEMP: 38; 6HR MAX TEMP: 48;
DUPAGE AIRPORT SUNNY 52 28 39 W18G29 29.94F TC 11
6HR MIN TEMP: 38; 6HR MAX TEMP: 52;
WHEELING N/A 51 25 36 NW16G29 29.92F TC 11
6HR MIN TEMP: 39; 6HR MAX TEMP: 51;
MORRIS* SUNNY 53 32 44 NW18G26 29.98S TC 12
ROMEOVILLE* SUNNY 52 28 40 W17G26 29.97F TC 11
LANSING* SUNNY 49 22 35 W18 29.95F TC 10
NORTHERLY ISL* N/A 50 24 36 W15 N/A TC 10
$$
LMZ740>746-121900-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 47 51 290/ 21/ 25 1011.8R
WINTHROP HARBOR 48 47 240/ 16/ 23 N/A 1/ 2
WAUKEGAN HARBOR 48 46 N/A 1/ 2
HARRISON CRIB 50 270/ 15/ 19 N/A
NORTHERLY ISL 50 280/ 9/ 16 N/A
CALUMET HARBOR 51 250/ 5/ 13 1012.7
BURNS HARBOR 47 280/ 9/ 11 1014.2S
MICHIGAN CITY 47 270/ 21/ 23 1012.9R
ST. JOSEPH BUOY 47 50 260/ 25/ 37 1013.4F 7/ 7
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-121900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 60 26 27 NW12 30.11F TC 16
GALESBURG* SUNNY 56 28 35 W17G25 N/A TC 13
MACOMB* SUNNY 59 29 32 W16G25 30.10F TC 15
JACKSONVILLE* SUNNY 60 22 22 W14 30.10F TC 16
PITTSFIELD* SUNNY 61 28 28 W8 30.12F TC 16
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-121900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOSUNNY 56 28 34 W16 30.05F TC 13
DECATUR MOSUNNY 58 25 28 NW12G22 30.08F TC 14
PEORIA SUNNY 56 27 32 W15G24 30.06F TC 13
6HR MIN TEMP: 37; 6HR MAX TEMP: 56;
LACON* SUNNY 55 28 35 W13G18 30.03F TC 13
SPRINGFIELD SUNNY 59 25 27 W13 30.09F TC 15
6HR MIN TEMP: 34; 6HR MAX TEMP: 59;
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-121900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 55 27 34 W18G28 30.06F TC 13
MATTOON MOSUNNY 58 25 28 W17 30.07F TC 14
PARIS* MOSUNNY 56 27 32 NW17G24 30.06F TC 13
$$
ILZ079-100>102-121900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 64 28 25 NW13 30.11F TC 18
CAHOKIA* SUNNY 63 32 31 NW6 30.12F TC 17
SPARTA* SUNNY 65 32 28 NW7 30.14F TC 19
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 63 36 36 VRB3 30.13F TC 17
6HR MIN TEMP: 35; 6HR MAX TEMP: 63;
CAIRO* SUNNY 62 37 39 SW3 30.16F TC 17
EFFINGHAM* MOSUNNY 60 26 27 W15 30.11S TC 16
MARION SUNNY 61 36 39 W6 30.13F TC 16
MT. VERNON SUNNY 63 32 31 W9 30.11F TC 17
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* SUNNY 62 29 28 NW9 30.11F TC 17
METROPOLIS* SUNNY 60 35 37 CALM 30.15F TC 16
$$
ILZ067-068-072-073-078-083-087-091-121900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 61 28 28 W13 30.08F TC 16
FLORA* SUNNY 61 28 29 NW15G22 30.10F TC 16
FAIRFIELD* SUNNY 62 28 27 W5 30.10F TC 17
HARRISBURG* SUNNY 63 35 35 MISG 30.13F TC 17
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$