767
ASUS43 KLOT 211610
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM 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.
ILZ001-002-007-009-015-016-024-211700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 24 8 50 CALM 30.48R TC -4
STERLING* SUNNY 23 12 62 SW6 30.50R WCI 16 TC -5
SAVANNA* SUNNY 21 8 57 S6 30.49R WCI 13 TC -6
ILZ003-004-008-010-011-017-018-211700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD SUNNY 19 7 59 SW10 30.49R WCI 7 TC -7
FREEPORT* SUNNY 19 8 61 SW8 30.49R WCI 9 TC -7
DE KALB* SUNNY 19 10 67 CALM 30.47R TC -7
PERU* SUNNY 25 10 53 SW5 30.49R WCI 19 TC -4
ILZ005-006-012>014-019>023-211700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE SUNNY 21 5 50 CALM 30.44R TC -6
CHICAGO-MIDWAY MOSUNNY 23 6 48 CALM 30.47R TC -5
AURORA SUNNY 22 10 60 W5 30.46R WCI 16 TC -6
JOLIET* SUNNY 25 11 56 W5 30.48R WCI 19 TC -4
WAUKEGAN SUNNY 19 2 47 NW3 30.44R TC -7
DUPAGE AIRPORT SUNNY 21 5 50 SW6 30.45R WCI 13 TC -6
KANKAKEE* SUNNY 25 13 59 W5 30.49R WCI 20 TC -4
WHEELING SUNNY 21 4 47 CALM 30.47R TC -6
MORRIS* SUNNY 23 13 68 W3 30.48R TC -5
ROMEOVILLE* SUNNY 23 9 54 W5 30.47R WCI 17 TC -5
LANSING* SUNNY 24 4 41 CALM 30.47R TC -4
NORTHERLY ISL* N/A 25 7 46 W1 N/A TC -4
LMZ740>746-211700-
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 24 270/ 3/ 7 N/A
CALUMET HARBOR 24 260/ 2/ 5 1030.8
BURNS HARBOR 26 290/ 4/ 6 1031.8R
ILZ025>027-034>036-040-047-049-050-058-095>099-211700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 31 20 63 SE6 30.45R WCI 25 TC -1
GALESBURG* SUNNY 26 19 73 CALM 30.48R TC -3
MACOMB* SUNNY 29 18 62 E3 30.50R TC -2
JACKSONVILLE* MOSUNNY 31 19 62 E5 30.48R WCI 26 TC -1
ILZ028>032-037-038-041>044-048-051>054-059>061-211700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 26 12 56 W5 30.48S WCI 20 TC -3
BLOOMINGTON SUNNY 28 14 55 CALM 30.48R TC -2
DECATUR PTSUNNY 30 14 51 NE5 30.48R WCI 25 TC -1
PEORIA SUNNY 28 12 51 CALM 30.49R TC -2
LACON* SUNNY 25 11 54 CALM 30.49R TC -4
LINCOLN* MOSUNNY 29 16 58 CALM 30.50R TC -1
SPRINGFIELD MOSUNNY 30 18 60 NE6 30.48R WCI 24 TC -1
TAYLORVILLE MOSUNNY 32 19 59 NE8 30.48S WCI 25 TC 0
ILZ033-039-045-046-055>057-062-063-211700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 27 16 63 NW5 30.48R WCI 22 TC -3
DANVILLE* MOSUNNY 30 15 54 NW6 30.49R WCI 24 TC -1
RANTOUL* MOSUNNY 27 15 59 NW7 30.47R WCI 20 TC -3
MATTOON MOSUNNY 32 18 56 N10 30.47R WCI 24 TC 0
PARIS* MOSUNNY 30 16 56 NW8 30.49R WCI 22 TC -1
ILZ079-100>102-211700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 32 21 64 SE3 30.49R TC 0
BELLEVILLE MOSUNNY 36 20 52 E6 30.48R WCI 31 TC 2
CAHOKIA* MOSUNNY 36 19 50 E6 30.50R WCI 31 TC 2
SPARTA* MOSUNNY 35 19 52 E8 30.50S WCI 29 TC 2
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 36 22 56 NE9 30.49R WCI 29 TC 2
CAIRO* PTSUNNY 41 24 51 NE12 30.48R TC 5
EFFINGHAM* MOSUNNY 34 18 52 NE3 30.51R TC 1
MARION PTSUNNY 37 21 52 NE9 30.49R WCI 31 TC 3
MT. VERNON PTSUNNY 35 20 54 VRB7 30.50R WCI 29 TC 2
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* MOSUNNY 34 19 55 NE5 30.49R WCI 30 TC 1
METROPOLIS* PTSUNNY 40 19 43 NE3 30.48R TC 4
ILZ067-068-072-073-078-083-087-091-211700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 34 18 52 CALM 30.50R TC 1
FAIRFIELD* PTSUNNY 34 21 59 NE7 30.49R WCI 28 TC 1
HARRISBURG* PTSUNNY 37 20 50 NE7 30.50R WCI 31 TC 3
ROBINSON* MOSUNNY 32 19 59 N6 30.49R WCI 26 TC 0
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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