294
ASUS43 KLOT 151501
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM CST MON DEC 15 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.
ILZ001-002-007-009-015-016-024-151600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 14 3 61 SW17G25 30.17S WCI -3 TC -10
STERLING* PTSUNNY 12 4 70 VRB5 30.20F WCI 4 TC -11
SAVANNA* PTSUNNY 11 4 71 S8 30.16F WCI 0 TC -11
ILZ003-004-008-010-011-017-018-151600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 10 2 69 S13 30.21R WCI -5 TC -12
FREEPORT* MOSUNNY 11 3 70 S14 30.18F WCI -5 TC -12
DE KALB* MOSUNNY 8 3 78 S21 30.18F WCI -11 TC -13
PERU* MOSUNNY 12 4 71 S16 30.21F WCI -5 TC -11
ILZ005-006-012>014-019>023-151600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 11 -1 58 S15G22 30.23F WCI -5 TC -12
CHICAGO-MIDWAY CLOUDY 9 -2 61 S15G32 30.26F WCI -8 TC -13
AURORA MOSUNNY 9 2 73 S15 30.21F WCI -8 TC -13
JOLIET* MOSUNNY 13 3 64 S15G22 30.26F WCI -3 TC -10
WAUKEGAN PTSUNNY 12 1 61 S15G23 30.19F WCI -4 TC -11
DUPAGE AIRPORT MOSUNNY 9 1 70 S15G25 30.21F WCI -8 TC -13
WHEELING PTSUNNY 11 1 64 S14 30.24F WCI -5 TC -12
MORRIS* MOSUNNY 10 4 75 S9 30.26F WCI -3 TC -12
LANSING* MOSUNNY 8 -5 55 S16G23 30.28F WCI -10 TC -13
NORTHERLY ISL* N/A 10 -2 58 S15 N/A WCI -6 TC -12
LMZ740>746-151600-
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 10 190/ 20/ 23 N/A
NORTHERLY ISL 9 190/ 16/ 17 N/A
CALUMET HARBOR 9 170/ 12/ 18 1024.9
BURNS HARBOR 9 180/ 8/ 12 1025.7F
MICHIGAN CITY 8 180/ 17/ 22 1027.1F
ILZ025>027-034>036-040-047-049-050-058-095>099-151600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 21 8 57 SW20 30.23F WCI 6 TC -6
GALESBURG* SUNNY 14 10 82 S16 30.18F WCI -2 TC -10
MACOMB* SUNNY 15 6 66 S16 30.23F WCI -1 TC -9
JACKSONVILLE* SUNNY 15 4 62 S15G22 30.30F WCI -1 TC -10
ILZ028>032-037-038-041>044-048-051>054-059>061-151600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 11 2 67 S17G25 30.26F WCI -6 TC -11
BLOOMINGTON MOSUNNY 9 3 77 S23 30.26F WCI -11 TC -13
DECATUR MOSUNNY 10 3 73 S20 30.34F WCI -9 TC -12
PEORIA MOSUNNY 11 4 73 S18 30.25F WCI -7 TC -12
LACON* MOSUNNY 12 1 62 SW16G24 30.23F WCI -4 TC -11
LINCOLN* MOSUNNY 11 1 64 S14 30.30F WCI -5 TC -12
SPRINGFIELD MOSUNNY 12 4 70 S21G29 30.31F WCI -7 TC -11
TAYLORVILLE MOSUNNY 12 5 73 S18 30.36F WCI -5 TC -11
ILZ033-039-045-046-055>057-062-063-151600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 7 1 76 S23 30.36F WCI -14 TC -14
DANVILLE* PTSUNNY 8 -1 67 S16 30.40S WCI -10 TC -13
RANTOUL* PTSUNNY 7 -1 72 S16 30.35F WCI -12 TC -14
MATTOON MOSUNNY 9 1 70 S14G31 30.38F WCI -7 TC -13
PARIS* MOSUNNY 6 -2 70 S14 30.43F WCI -11 TC -14
ILZ079-100>102-151600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 16 5 62 S16 30.39F WCI 0 TC -9
BELLEVILLE SUNNY 18 8 65 S12 30.44F WCI 5 TC -8
SPARTA* SUNNY 17 5 61 S13 30.47F WCI 3 TC -9
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-151600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 17 7 64 S7 30.51S WCI 8 TC -8
EFFINGHAM* SUNNY 13 3 65 SE10 30.46F WCI 0 TC -10
MARION SUNNY 16 7 67 S9 30.52R WCI 4 TC -9
MT. VERNON SUNNY N/A N/A N/A S13 30.49F
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* SUNNY 17 7 65 S14 30.46F WCI 3 TC -8
METROPOLIS* SUNNY 17 5 57 CALM 30.54F TC -8
ILZ067-068-072-073-078-083-087-091-151600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 11 3 70 S9 30.51F WCI -2 TC -12
FLORA* SUNNY 14 7 73 S14 30.48F WCI -1 TC -10
FAIRFIELD* SUNNY 15 7 71 S9 30.50F WCI 3 TC -10
HARRISBURG* SUNNY 17 6 63 S6 30.52F WCI 8 TC -8
ROBINSON* MOSUNNY 10 3 72 S14 30.47F WCI -5 TC -12
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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