712
ASUS43 KLOT 180406
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM CST WED DEC 17 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.
ILZ001-002-007-009-015-016-024-180500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 37 32 82 SE10 29.72F WCI 30 TC 3
STERLING* MOCLDY 34 32 92 SE7 29.77F WCI 28 TC 1
SAVANNA* MOCLDY 32 29 88 SE5 29.75F WCI 28 TC 0
ILZ003-004-008-010-011-017-018-180500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 32 29 88 SE7 29.80F WCI 26 TC 0
FREEPORT* MOCLDY 35 32 90 S9 29.78F WCI 27 TC 2
DE KALB* PTCLDY 32 31 95 S12G18 29.80F WCI 23 TC 0
PERU* PTCLDY 36 32 85 SE15 29.77F WCI 26 TC 2
ILZ005-006-012>014-019>023-180500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 35 30 82 S7 29.81F WCI 29 TC 2
CHICAGO-MIDWAY CLOUDY 36 31 82 S8 29.83F WCI 30 TC 2
AURORA PTCLDY 31 30 96 SE10 29.80F FOG WCI 22
JOLIET* CLEAR 36 32 85 S6 29.84F WCI 31 TC 2
WAUKEGAN PTCLDY 34 30 85 S8 29.81F WCI 27 TC 1
DUPAGE AIRPORT CLEAR 33 30 88 S10 29.80F WCI 25 TC 1
KANKAKEE* CLEAR 33 30 89 SE8 29.85F WCI 26 TC 1
WHEELING CLEAR 34 30 85 S9 29.82F WCI 27 TC 1
MORRIS* CLEAR 36 32 87 S8 29.82F WCI 29 TC 2
ROMEOVILLE* CLEAR 34 30 86 S10 29.83F WCI 26 TC 1
LANSING* CLEAR 36 28 72 S10 29.84F WCI 29 TC 2
NORTHERLY ISL* N/A 35 30 82 S6 N/A WCI 30 TC 2
LMZ740>746-180500-
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 36 160/ 14/ 17 N/A
NORTHERLY ISL 34 160/ 5/ 8 N/A
CALUMET HARBOR 36 160/ 8/ 12 1010.4
BURNS HARBOR 40 170/ 9/ 12 1011.9F
MICHIGAN CITY 39 160/ 14/ 16 1011.1F
ILZ025>027-034>036-040-047-049-050-058-095>099-180500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 48 38 68 S12 29.72F TC 9
GALESBURG* MOCLDY 36 35 97 SE7 29.76S WCI 30 TC 2
MACOMB* CLOUDY 36 33 88 S6 29.78R WCI 31 TC 2
JACKSONVILLE* PTCLDY 45 36 72 S14G21 29.77F TC 7
ILZ028>032-037-038-041>044-048-051>054-059>061-180500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 34 31 88 SE10 29.83S WCI 26 TC 1
BLOOMINGTON CLEAR 38 33 82 S15 29.81F WCI 29 TC 3
DECATUR CLOUDY 44 35 70 S14 29.83F TC 7
PEORIA PTCLDY 41 33 73 S10 29.78F TC 5
LACON* PTCLDY 35 31 85 SE9 29.77F WCI 28 TC 2
LINCOLN* PTCLDY 39 32 76 S8 29.81F WCI 33 TC 4
SPRINGFIELD MOCLDY 42 36 79 S17 29.79F TC 6
TAYLORVILLE CLOUDY 46 39 74 S15G22 29.82F TC 8
ILZ033-039-045-046-055>057-062-063-180500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 38 32 79 SE15 29.84F WCI 29 TC 3
DANVILLE* CLEAR 37 32 81 SE10 29.88F WCI 30 TC 3
RANTOUL* CLEAR 34 30 87 SE9 29.85F WCI 26 TC 1
MATTOON CLOUDY 44 34 67 S13 29.85F TC 7
PARIS* MOCLDY 39 32 76 SE15 29.88F WCI 30 TC 4
ILZ079-100>102-180500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 52 39 62 S15G22 29.83F TC 11
BELLEVILLE CLOUDY 52 46 82 S16G23 29.82F TC 11
CAHOKIA* PTCLDY 49 42 77 S10G21 29.82F TC 9
SPARTA* CLOUDY 49 49 97 S13G23 29.88F TC 10
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-180500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 50 48 93 S13 29.91F FOG TC 10
CAIRO* CLOUDY 51 49 93 S9 29.95F TC 11
EFFINGHAM* CLOUDY 49 37 64 SE12 29.89F TC 10
MARION CLOUDY 50 49 96 S14 29.93F FOG TC 10
MT. VERNON CLOUDY N/A N/A N/A S10 29.90F
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 53 44 72 S13G18 29.88F TC 12
METROPOLIS* CLOUDY 50 49 97 CALM 29.97F TC 10
ILZ067-068-072-073-078-083-087-091-180500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 47 37 68 S13 29.93F TC 8
FLORA* CLOUDY 50 39 66 S13 29.90F TC 10
FAIRFIELD* CLOUDY 52 37 57 S9 29.92F TC 11
HARRISBURG* CLOUDY 51 47 85 S10 29.95F TC 11
ROBINSON* CLOUDY 48 39 71 S15 29.91F TC 9
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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