798
ASUS43 KLOT 052101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 PM CST MON JAN 05 2026
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.
ILZ001-002-007-009-015-016-024-052200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 49 37 63 SE8 29.75F TC 9
STERLING* PTSUNNY 46 37 71 E3 29.79S TC 8
SAVANNA* PTSUNNY 43 33 66 E3 29.77F TC 6
ILZ003-004-008-010-011-017-018-052200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 41 33 73 SE3 29.81S TC 5
FREEPORT* MOSUNNY 41 35 77 CALM 29.80S TC 5
DE KALB* PTSUNNY 41 36 81 MISG 29.81S TC 5
ILZ005-006-012>014-019>023-052200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 44 32 62 S5 29.81R TC 7
CHICAGO-MIDWAY PTSUNNY 44 33 65 S5 29.82R TC 7
AURORA MOSUNNY 47 35 63 SE5 29.80R HAZE TC 8
JOLIET* MOSUNNY 48 36 63 CALM 29.82R TC 9
WAUKEGAN MOSUNNY 37 32 82 E6 29.82R WCI 32 TC 3
DUPAGE AIRPORT PTSUNNY 42 34 73 CALM 29.81R TC 6
WHEELING MOSUNNY 45 32 60 VRB5 29.83R TC 7
MORRIS* MOSUNNY 46 34 62 S3 29.81R TC 8
ROMEOVILLE* SUNNY 45 36 70 CALM 29.83R TC 7
LANSING* MOSUNNY 43 33 69 S5 29.84R TC 6
NORTHERLY ISL* N/A 37 31 79 N3 N/A TC 3
LMZ740>746-052200-
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 90/ 8/ 9 N/A
NORTHERLY ISL 37 10/ 2/ 7 N/A
CALUMET HARBOR 44 170/ 4/ 7 1009.6
BURNS HARBOR 39 CALM 1011.2R
MICHIGAN CITY 41 340/ 1/ 1 1010.3R
ILZ025>027-034>036-040-047-049-050-058-095>099-052200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 54 41 61 SE10 29.75S TC 12
MACOMB* SUNNY 53 42 66 SE9 29.78S TC 12
ILZ028>032-037-038-041>044-048-051>054-059>061-052200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 48 35 60 S6 29.83R TC 9
BLOOMINGTON SUNNY 49 37 63 S13 29.82S TC 9
DECATUR SUNNY 52 40 63 S13 29.82F TC 11
PEORIA MOSUNNY 49 38 65 S8 29.80S TC 9
LINCOLN* SUNNY 52 36 54 S7 29.80F TC 11
SPRINGFIELD SUNNY 54 40 59 S9 29.80F TC 12
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-052200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 50 38 63 S12 29.83F TC 10
DANVILLE* MOSUNNY 50 37 62 SW12 29.85S TC 10
MATTOON MOSUNNY 51 38 60 S8 29.84S TC 11
PARIS* PTSUNNY 50 37 59 CALM 29.86F TC 10
ILZ079-100>102-052200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 59 41 51 S9 29.80F TC 15
BELLEVILLE SUNNY 60 41 49 S10 29.80F TC 16
CAHOKIA* SUNNY 60 40 47 S10 29.79F TC 16
SPARTA* SUNNY 58 38 47 S10G17 29.84S TC 14
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-052200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 59 39 47 S12 29.85F TC 15
EFFINGHAM* MOSUNNY 56 40 54 SE6 29.86S TC 14
MARION MOSUNNY 59 39 47 S16 29.87S TC 15
MT. VERNON SUNNY 59 39 47 S12 29.85F TC 15
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* SUNNY 58 39 50 S8 29.84F TC 14
METROPOLIS* SUNNY 60 42 51 CALM 29.91S TC 16
ILZ067-068-072-073-078-083-087-091-052200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 56 38 50 SW9 29.88F TC 13
FLORA* MOSUNNY 57 41 54 S13 29.86F TC 14
FAIRFIELD* SUNNY 56 37 48 S9 29.88R TC 14
HARRISBURG* SUNNY 58 36 43 SW10 29.89R TC 15
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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