047
ASUS43 KLOT 221906
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 PM CST MON DEC 22 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.
ILZ001-002-007-009-015-016-024-222000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 42 22 44 S6 30.06F TC 6
STERLING* CLOUDY 40 23 50 CALM 30.11F TC 4
SAVANNA* CLOUDY 40 23 50 SE7 30.09F TC 5
ILZ003-004-008-010-011-017-018-222000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 38 23 55 SE8 30.13F WCI 32 TC 3
FREEPORT* CLOUDY 38 24 56 S8 30.11F WCI 32 TC 4
DE KALB* CLOUDY 36 26 67 MISG 30.14F TC 2
PERU* CLOUDY 40 26 56 S13 30.12F TC 5
ILZ005-006-012>014-019>023-222000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 43 15 32 S15G23 30.14F TC 6
CHICAGO-MIDWAY CLOUDY 43 16 33 S10 30.16F TC 6
AURORA CLOUDY 39 24 55 S12 30.13F WCI 32 TC 4
JOLIET* CLOUDY 44 21 40 S6 30.17F TC 7
WAUKEGAN CLOUDY 38 25 59 SE5 30.14F WCI 34 TC 3
DUPAGE AIRPORT CLOUDY 41 20 43 SE6 30.14F TC 5
KANKAKEE* PTSUNNY 46 20 35 S10 30.17F TC 8
WHEELING CLOUDY 44 15 31 S7 30.16F TC 7
MORRIS* CLOUDY 40 27 59 S8 30.15F TC 5
ROMEOVILLE* CLOUDY 43 23 45 SE10 30.17F TC 6
LANSING* MOSUNNY 42 15 33 SE7 30.18F TC 6
NORTHERLY ISL* N/A 42 18 38 SE3 N/A TC 6
LMZ740>746-222000-
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 44 160/ 8/ 12 N/A
CALUMET HARBOR 43 150/ 5/ 13 1021.7
BURNS HARBOR 44 170/ 5/ 11 1022.7F
ILZ025>027-034>036-040-047-049-050-058-095>099-222000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 46 25 43 S8 30.08F TC 8
GALESBURG* CLOUDY 41 29 63 S9 30.09F TC 5
MACOMB* CLOUDY 41 25 54 S9 30.12F TC 5
JACKSONVILLE* CLOUDY 45 24 44 S8 30.12F TC 7
ILZ028>032-037-038-041>044-048-051>054-059>061-222000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 41 25 54 S8 30.16F TC 5
BLOOMINGTON CLOUDY 45 24 43 S15 30.15F TC 7
DECATUR CLOUDY 45 25 45 S12 30.16F TC 7
PEORIA CLOUDY 41 24 51 S10 30.13F TC 5
LACON* CLOUDY 42 20 41 S7 30.12F TC 6
LINCOLN* CLOUDY 44 24 46 S7 30.15F TC 7
SPRINGFIELD CLOUDY 44 25 47 S12 30.14F TC 7
TAYLORVILLE CLOUDY 44 27 51 S13 30.16F TC 7
ILZ033-039-045-046-055>057-062-063-222000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 45 26 47 SE10 30.16F TC 7
DANVILLE* MOSUNNY 48 26 40 SE12 30.20F TC 9
RANTOUL* MOSUNNY 46 26 44 S13 30.16F TC 8
MATTOON PTSUNNY 46 22 38 SE14G22 30.16F TC 8
PARIS* MOSUNNY 47 26 45 SE12 30.21F TC 8
ILZ079-100>102-222000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 50 25 37 S10 30.15F TC 10
BELLEVILLE CLOUDY 53 24 33 S10 30.14F TC 11
CAHOKIA* CLOUDY 50 27 40 SE5 30.14F TC 10
SPARTA* CLOUDY 48 20 33 S7 30.19F TC 9
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-222000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 51 24 34 S10 30.20F TC 11
CAIRO* CLOUDY 51 31 45 S7 30.23F TC 11
EFFINGHAM* CLOUDY 47 22 38 SE7 30.21F TC 8
MARION CLOUDY 52 25 35 S9 30.21F TC 11
MT. VERNON CLOUDY 51 24 34 S9 30.21F TC 11
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 52 21 29 S13 30.19F TC 11
METROPOLIS* CLOUDY 54 29 38 CALM 30.23F TC 12
ILZ067-068-072-073-078-083-087-091-222000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 53 28 38 S13 30.22F TC 12
FLORA* CLOUDY 50 25 37 S9 30.21F TC 10
FAIRFIELD* CLOUDY 49 23 36 S9 30.21F TC 10
HARRISBURG* CLOUDY 54 26 34 S7 30.22F TC 12
ROBINSON* MOSUNNY 52 27 37 S10G17 30.20F TC 11
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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