767
ASUS43 KLOT 211810
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CST SUN DEC 21 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.
ILZ001-002-007-009-015-016-024-211900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 30 10 43 CALM 30.45F TC -1
6HR MIN TEMP: 13; 6HR MAX TEMP: 30;
STERLING* SUNNY 28 13 53 CALM 30.46F TC -2
SAVANNA* SUNNY 26 8 45 SW6 30.46F WCI 19 TC -3
ILZ003-004-008-010-011-017-018-211900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD SUNNY 24 9 52 SW6 30.47F WCI 17 TC -4
6HR MIN TEMP: 12; 6HR MAX TEMP: 25;
FREEPORT* SUNNY 24 11 56 S6 30.47F WCI 17 TC -4
DE KALB* SUNNY 25 12 58 CALM 30.45F TC -4
PERU* SUNNY 30 12 46 CALM 30.46F TC -1
ILZ005-006-012>014-019>023-211900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE SUNNY 27 5 39 VRB5 30.45F WCI 22 TC -3
6HR MIN TEMP: 16; 6HR MAX TEMP: 27;
CHICAGO-MIDWAY SUNNY 28 6 39 W6 30.47S WCI 22 TC -2
6HR MIN TEMP: 19; 6HR MAX TEMP: 28;
AURORA SUNNY 27 11 51 W5 30.45F WCI 22 TC -3
6HR MIN TEMP: 10; 6HR MAX TEMP: 27;
JOLIET* SUNNY 29 13 50 CALM 30.48F TC -2
WAUKEGAN SUNNY 25 4 40 SW7 30.44S WCI 17 TC -4
6HR MIN TEMP: 13; 6HR MAX TEMP: 25;
DUPAGE AIRPORT SUNNY 26 9 48 SW6 30.45F WCI 19 TC -3
6HR MIN TEMP: 12; 6HR MAX TEMP: 26;
KANKAKEE* SUNNY 29 14 53 W5 30.48F WCI 24 TC -1
WHEELING SUNNY 27 5 39 SW8 30.47S WCI 19 TC -3
6HR MIN TEMP: 16; 6HR MAX TEMP: 27;
MORRIS* SUNNY 28 14 56 NW5 30.47F WCI 23 TC -2
ROMEOVILLE* SUNNY 27 10 50 CALM 30.47F TC -3
LANSING* SUNNY 30 6 36 SW7 30.47F WCI 23 TC -1
NORTHERLY ISL* N/A 28 6 39 W7 N/A WCI 21 TC -2
LMZ740>746-211900-
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)
NORTHERLY ISL 27 180/ 6 N/A
CALUMET HARBOR 27 220/ 5/ 8 1031.2
BURNS HARBOR 26 290/ 4/ 5 1032.2S
ILZ025>027-034>036-040-047-049-050-058-095>099-211900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 38 18 44 SE7 30.43F WCI 33 TC 3
GALESBURG* SUNNY 33 21 62 S5 30.46F WCI 28 TC 0
MACOMB* SUNNY 35 19 52 E5 30.47F WCI 31 TC 2
JACKSONVILLE* SUNNY 37 20 50 SE9 30.45F WCI 30 TC 3
ILZ028>032-037-038-041>044-048-051>054-059>061-211900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 31 14 48 CALM 30.46F TC -1
BLOOMINGTON SUNNY 35 15 44 VRB3 30.45F TC 2
DECATUR SUNNY 34 17 50 CALM 30.46F TC 1
PEORIA SUNNY 32 13 45 SW3 30.46F TC 0
6HR MIN TEMP: 18; 6HR MAX TEMP: 33;
LACON* SUNNY 30 10 43 CALM 30.46F TC -1
LINCOLN* SUNNY 35 15 44 CALM 30.47F TC 2
SPRINGFIELD SUNNY 37 17 44 E5 30.46F WCI 33 TC 3
6HR MIN TEMP: 22; 6HR MAX TEMP: 37;
TAYLORVILLE SUNNY 36 20 52 SE7 30.47F WCI 31 TC 2
6HR MIN TEMP: 23; 6HR MAX TEMP: 36;
ILZ033-039-045-046-055>057-062-063-211900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 36 13 38 E3 30.45F TC 2
DANVILLE* SUNNY 34 17 48 CALM 30.47F TC 1
RANTOUL* SUNNY 34 14 45 CALM 30.46S TC 1
MATTOON SUNNY 35 17 47 NE6 30.45F WCI 30 TC 2
PARIS* SUNNY 34 17 50 CALM 30.47F TC 1
ILZ079-100>102-211900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 37 18 44 E7 30.48 WCI 32 TC 3
BELLEVILLE MOSUNNY 40 19 42 SE9 30.47F TC 5
CAHOKIA* MOSUNNY 42 17 36 SE7 30.47F TC 6
SPARTA* MOSUNNY 39 19 44 E5 30.49F TC 4
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 40 22 48 NE3 30.47F TC 4
6HR MIN TEMP: 28; 6HR MAX TEMP: 40;
CAIRO* MOSUNNY 46 24 43 NE9 30.46S TC 8
EFFINGHAM* SUNNY 38 17 42 CALM 30.49F TC 3
MARION PTSUNNY 41 19 42 E6 30.47F TC 5
MT. VERNON MOSUNNY 40 17 39 E7 30.48F TC 4
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* MOSUNNY 39 18 42 E5 30.48F TC 4
METROPOLIS* PTSUNNY 46 17 30 CALM 30.46F TC 8
ILZ067-068-072-073-078-083-087-091-211900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 38 18 44 CALM 30.48F TC 3
FAIRFIELD* MOSUNNY 39 18 41 NE5 30.48F TC 4
HARRISBURG* PTSUNNY 42 18 38 E7 30.48F TC 6
ROBINSON* MOSUNNY 37 18 44 VRB2 30.47F TC 3
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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