129
ASUS43 KLOT 150701
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 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.
ILZ001-002-007-009-015-016-024-150800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 2 -7 66 S3 30.45F TC -17
STERLING* PTCLDY 2 -5 72 CALM 30.47F TC -17
SAVANNA* PTCLDY 2 -5 71 S9 30.42F WCI -12 TC -16
ILZ003-004-008-010-011-017-018-150800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 2 -6 69 S9 30.44F WCI -13 TC -17
FREEPORT* PTCLDY 4 -4 70 S8 30.41F WCI -9 TC -15
DE KALB* MOCLDY -1 -7 78 S9 30.47S WCI -17 TC -19
PERU* CLOUDY 1 -6 72 S3 30.50S TC -17
ILZ005-006-012>014-019>023-150800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 3 -8 60 SW8G20 30.46F WCI -10 TC -16
CHICAGO-MIDWAY MOCLDY 3 -5 69 SW12 30.50F WCI -13 TC -16
AURORA CLEAR -1 -8 72 S8 30.47F WCI -15 TC -18
JOLIET* CLEAR 3 -3 78 S6 30.51F WCI -8 TC -16
WAUKEGAN PTCLDY 3 -6 66 SW15 30.43F WCI -16 TC -16
DUPAGE AIRPORT PTCLDY 1 -7 68 SW13 30.46F WCI -17 TC -17
WHEELING PTCLDY 4 -6 63 MISG 30.48S TC -16
MORRIS* CLEAR -2 -7 81 S5 30.51S WCI -12 TC -19
LANSING* PTCLDY 1 -9 62 SW8 30.52S WCI -13 TC -17
NORTHERLY ISL* N/A 4 -4 69 SW9 N/A WCI -10 TC -15
LMZ740>746-150800-
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 7 200/ 12/ 15 N/A
NORTHERLY ISL 5 210/ 7/ 13 N/A
CALUMET HARBOR 3 200/ 10/ 14 1032.0
BURNS HARBOR 5 220/ 8/ 10 1033.2F
MICHIGAN CITY 3 190/ 10/ 11 1035.0F
ILZ025>027-034>036-040-047-049-050-058-095>099-150800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 7 1 76 S7 30.47F WCI -5 TC -14
GALESBURG* CLEAR -1 -4 87 S6 30.47F WCI -13 TC -18
MACOMB* CLEAR -2 -8 76 S10 30.50F WCI -19 TC -19
ILZ028>032-037-038-041>044-048-051>054-059>061-150800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY -4 -11 73 SE6 30.51F WCI -17 TC -20
BLOOMINGTON PTCLDY -4 -8 83 S12 30.49F WCI -22 TC -20
DECATUR PTCLDY -10 -13 86 SE5 30.53F WCI -22 TC -23
PEORIA PTCLDY -3 -7 82 S7 30.51F WCI -16 TC -19
LINCOLN* CLEAR -4 -12 68 S6 30.53F WCI -16 TC -20
SPRINGFIELD CLEAR -1 -8 72 S7 30.53F WCI -14 TC -18
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-150800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY -6 -12 75 S7 30.53F WCI -20 TC -21
DANVILLE* CLEAR -10 -15 81 S5 30.55F WCI -22 TC -24
RANTOUL* CLEAR -12 -17 78 CALM 30.53F TC -25
MATTOON CLEAR -5 -10 79 SE7 30.53F WCI -19 TC -21
PARIS* CLEAR -12 -18 77 SE5 30.57F WCI -24 TC -25
ILZ079-100>102-150800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 10 2 70 S6 30.56F WCI 1 TC -12
BELLEVILLE CLEAR 9 3 76 S5 30.57F WCI 1 TC -13
CAHOKIA* CLEAR 11 2 67 S7 30.56F WCI 0 TC -12
SPARTA* CLEAR 10 3 72 SE6 30.58F WCI 0 TC -12
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-150800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 10 3 73 SE6 30.60F WCI 0 TC -12
CAIRO* CLEAR 13 5 71 SE3 30.62R TC -11
EFFINGHAM* CLEAR 2 -3 79 CALM 30.60S TC -16
MT. VERNON CLEAR N/A N/A N/A CALM 30.60F
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLEAR 7 0 72 SE5 30.57F WCI -1 TC -14
METROPOLIS* CLEAR 11 2 68 CALM 30.62R TC -12
ILZ067-068-072-073-078-083-087-091-150800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 0 -7 72 CALM 30.60F TC -18
FLORA* CLEAR 5 0 78 S5 30.60F WCI -4 TC -15
FAIRFIELD* CLEAR 6 0 76 SE3 30.60F TC -14
HARRISBURG* CLEAR 9 3 75 CALM 30.62S TC -13
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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