336
ASUS43 KLOT 171310
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 AM CST WED DEC 17 2025
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.
ILZ001-002-007-009-015-016-024-171400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 34 29 82 W6 29.96R WCI 29 TC 1
STERLING* PTCLDY 28 26 92 W8 29.94R WCI 20 TC -2
SAVANNA* PTCLDY 32 28 86 NW8 29.94R WCI 25 TC 0
ILZ003-004-008-010-011-017-018-171400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 31 27 85 W8 29.93R WCI 23 TC -1
FREEPORT* PTCLDY 32 29 90 NW10 29.93R WCI 24 TC 0
DE KALB* PTCLDY 32 29 90 W7 29.91S WCI 26 TC 0
PERU* CLEAR 35 31 85 W10 29.94R WCI 27 TC 2
ILZ005-006-012>014-019>023-171400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 34 30 85 SW3 29.90R TC 1
CHICAGO-MIDWAY PTCLDY 34 30 85 W6 29.92R WCI 29 TC 1
AURORA PTCLDY 26 24 92 W8 29.91R WCI 18 TC -3
JOLIET* PTCLDY 34 32 94 CALM 29.93R TC 1
WAUKEGAN PTCLDY 27 26 96 SW7 29.88R WCI 19 TC -3
DUPAGE AIRPORT PTCLDY 33 29 85 W9 29.90R WCI 25 TC 1
WHEELING PTCLDY 35 30 82 CALM 29.91R TC 2
MORRIS* CLEAR 33 31 94 W8 29.93R WCI 26 TC 1
ROMEOVILLE* CLEAR 34 32 93 SW8 29.93R FOG WCI 27
LANSING* PTCLDY 26 22 85 S3 29.93R TC -3
NORTHERLY ISL* N/A 36 30 79 W2 N/A TC 2
LMZ740>746-171400-
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 38 270/ 9/ 10 N/A
NORTHERLY ISL 37 CALM / 7 N/A
CALUMET HARBOR 36 200/ 4/ 6 1011.6
BURNS HARBOR 37 210/ 5/ 7 1012.9R
MICHIGAN CITY 38 220/ 12/ 13 1012.3R
ILZ025>027-034>036-040-047-049-050-058-095>099-171400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 37 32 82 SW3 30.00R TC 3
GALESBURG* PTCLDY 32 32 100 NW6 29.98R WCI 26 TC 0
MACOMB* CLEAR 31 28 90 NW7 30.01R WCI 24 TC -1
JACKSONVILLE* CLEAR 35 32 89 SW6 30.01R WCI 30 TC 2
ILZ028>032-037-038-041>044-048-051>054-059>061-171400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 32 29 90 W8 29.97R WCI 25 TC 0
BLOOMINGTON CLEAR 36 32 85 W9 29.97R WCI 29 TC 2
DECATUR CLEAR 35 31 85 SW8 30.00R WCI 29 TC 2
PEORIA CLEAR 34 30 85 W3 29.98R TC 1
LINCOLN* CLEAR 33 32 95 SW3 29.99R TC 1
SPRINGFIELD CLEAR 36 32 85 SW5 30.01R WCI 32 TC 2
TAYLORVILLE CLEAR 36 31 85 SW7 30.01R WCI 30 TC 2
ILZ033-039-045-046-055>057-062-063-171400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 33 30 88 SW10 29.98R WCI 25 TC 1
DANVILLE* PTCLDY 34 30 85 SW8 29.98R WCI 27 TC 1
RANTOUL* CLEAR 35 31 87 SW13 29.96S WCI 26 TC 2
MATTOON PTCLDY 37 28 70 SW9 29.99R WCI 30 TC 3
PARIS* PTCLDY 32 26 78 SW10 30.00R WCI 24 TC 0
ILZ079-100>102-171400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 36 28 75 SW6 30.01S WCI 31 TC 2
BELLEVILLE MOCLDY 33 25 71 S6 30.00F WCI 28 TC 1
CAHOKIA* PTCLDY 32 25 75 CALM 30.02F TC 0
SPARTA* PTCLDY 38 26 60 S7 30.05S WCI 33 TC 4
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 40 26 57 S6 30.07S TC 4
CAIRO* MOCLDY 45 29 55 SW5 30.12S TC 7
EFFINGHAM* PTCLDY 38 29 71 SW6 30.04R WCI 33 TC 3
MARION MOCLDY 43 27 52 SW6 30.08S TC 6
MT. VERNON PTCLDY N/A N/A N/A SW3 30.06R
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* PTCLDY 40 27 60 S8 30.01F TC 4
METROPOLIS* MOCLDY 45 26 47 CALM 30.11S TC 7
ILZ067-068-072-073-078-083-087-091-171400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 36 27 69 SW8 30.04S WCI 30 TC 2
FLORA* PTCLDY 37 27 65 SW10 30.03F WCI 30 TC 3
FAIRFIELD* PTCLDY 39 26 59 SW5 30.06R TC 4
HARRISBURG* MOCLDY 38 24 58 CALM 30.09R TC 3
ROBINSON* PTCLDY 39 28 65 S13 30.00F WCI 32 TC 4
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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