Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 121006
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 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.
ILZ001-002-007-009-015-016-024-121100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 41 33 73 W14 29.92R TC 5
STERLING* CLEAR 39 34 82 W15 29.88R WCI 31 TC 4
$$
ILZ003-004-008-010-011-017-018-121100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 39 34 82 W12 29.83R WCI 32 TC 4
DE KALB* CLEAR 38 34 85 W14G22 29.82R WCI 30 TC 3
PERU* CLEAR 41 34 76 W14G21 29.87R TC 5
$$
ILZ005-006-012>014-019>023-121100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 38 33 82 W8 29.78R WCI 32 TC 3
CHICAGO-MIDWAY MOCLDY 40 34 79 W10 29.80R TC 4
AURORA CLEAR 37 34 89 W14 29.81R WCI 28 TC 3
JOLIET* CLEAR 40 35 85 W7 29.84R TC 4
WAUKEGAN CLEAR 40 33 76 W12 29.75R TC 4
DUPAGE AIRPORT PTCLDY 38 34 85 W12 29.80R WCI 30 TC 3
WHEELING PTCLDY 42 34 73 W10G20 29.79R TC 6
MORRIS* CLEAR 39 36 88 W13 29.83R WCI 31 TC 4
ROMEOVILLE* CLEAR 37 34 87 W10 29.83R WCI 30 TC 3
LANSING* CLEAR 38 30 74 W13 29.82R WCI 30 TC 3
NORTHERLY ISL* N/A 41 34 76 W7 N/A TC 5
$$
LMZ740>746-121100-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 47 51 270/ 19/ 23 1006.7R
WINTHROP HARBOR 42 47 200/ 14/ 16 N/A 1/ 2
WAUKEGAN HARBOR 43 46 230/ 14/ 17 N/A 1
HARRISON CRIB 42 260/ 20/ 22 N/A
NORTHERLY ISL 41 280/ 9/ 10 N/A
CALUMET HARBOR 40 240/ 3/ 9 1007.7
BURNS HARBOR 44 260/ 10/ 13 1009.1R
MICHIGAN CITY 45 260/ 25/ 28 1007.2R
ST. JOSEPH BUOY 48 51 240/ 23/ 35 1008.3R 7/ 6
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-121100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 41 31 67 W6 30.00R TC 5
GALESBURG* CLEAR 39 33 77 W8 N/A WCI 34 TC 4
MACOMB* CLEAR 39 33 80 W9 29.99R WCI 32 TC 4
JACKSONVILLE* CLEAR 43 31 61 W8 29.99R TC 6
PITTSFIELD* CLEAR 46 32 58 W7 30.02R TC 8
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-121100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 39 33 80 W14 29.88R WCI 30 TC 4
BLOOMINGTON PTCLDY 39 32 76 W13 29.91R WCI 31 TC 4
DECATUR CLEAR 38 30 73 W9 29.95R WCI 31 TC 3
PEORIA CLEAR 43 33 68 W9 29.93R TC 6
LACON* CLEAR 40 32 72 W6 29.90R TC 5
LINCOLN* CLEAR 43 32 66 W6 29.94S TC 6
SPRINGFIELD CLEAR 41 31 67 W13 29.96R TC 5
TAYLORVILLE CLEAR 39 30 70 MISG 29.97R TC 4
$$
ILZ033-039-045-046-055>057-062-063-121100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 34 29 82 W10 29.91R WCI 26 TC 1
RANTOUL* CLEAR 37 30 75 W12 29.90R WCI 30 TC 3
MATTOON CLEAR 41 30 65 SW8 29.93S TC 5
PARIS* CLEAR 36 29 75 SW13 29.92S WCI 27 TC 2
$$
ILZ079-100>102-121100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 41 32 69 MISG 30.02R TC 5
BELLEVILLE CLEAR 40 30 66 S5 30.01R TC 5
CAHOKIA* CLEAR 34 29 82 CALM 30.03R TC 1
SPARTA* CLEAR 46 28 49 SW3 30.04R TC 8
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 39 30 70 S5 30.05R TC 4
CAIRO* CLEAR 44 35 69 SW7 30.10R TC 7
EFFINGHAM* CLEAR 39 30 71 SW3 30.00R TC 4
MT. VERNON CLEAR 38 31 76 SW6 30.03R WCI 33 TC 3
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLEAR 39 30 70 SW7 30.01R WCI 34 TC 4
METROPOLIS* CLEAR 45 32 59 CALM 30.09R TC 7
$$
ILZ067-068-072-073-078-083-087-091-121100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 37 29 72 SW9 29.99R WCI 30 TC 3
FLORA* CLEAR 43 30 61 SW9 30.00R TC 6
FAIRFIELD* CLEAR 40 30 67 SW5 30.01S TC 4
HARRISBURG* CLEAR 40 31 70 MISG 30.05R TC 5
ROBINSON* CLEAR 41 32 70 SW14 29.96S TC 5
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$