952
ASUS43 KLOT 170312
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 PM CST TUE DEC 16 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.
ILZ001-002-007-009-015-016-024-170400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 40 31 70 SW12G21 29.77S TC 4
STERLING* MOCLDY 35 30 82 SW8 29.78S WCI 29 TC 2
SAVANNA* MOCLDY 31 27 84 S5 29.76F WCI 27 TC 0
ILZ003-004-008-010-011-017-018-170400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 35 29 78 S7 29.77R WCI 29 TC 2
FREEPORT* MOCLDY 35 29 82 SW10 29.76F WCI 27 TC 1
DE KALB* MOCLDY 33 29 86 CALM 29.78R TC 1
PERU* MOCLDY 34 28 79 SW10 29.80S WCI 26 TC 1
ILZ005-006-012>014-019>023-170400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 37 28 70 SW17G28 29.73F WCI 27 TC 3
CHICAGO-MIDWAY MOCLDY 36 28 73 S15G30 29.77F WCI 27 TC 2
AURORA PTCLDY 30 26 85 S7 29.77F WCI 23 TC -1
JOLIET* PTCLDY 37 31 78 SW10 29.81F WCI 30 TC 3
WAUKEGAN MOCLDY 38 29 70 SW22 29.72S WCI 27 TC 3
DUPAGE AIRPORT MOCLDY 33 28 81 SW13G21 29.76F WCI 24 TC 1
WHEELING MOCLDY 38 29 70 SW13 29.75F WCI 30 TC 3
MORRIS* PTCLDY 31 28 90 S5 29.80F WCI 26 TC 0
ROMEOVILLE* PTCLDY 36 30 80 S16 29.80F WCI 26 TC 2
LANSING* PTCLDY 34 25 69 SW15G21 29.82S WCI 24 TC 1
NORTHERLY ISL* N/A 37 28 70 S9 N/A WCI 30 TC 3
LMZ740>746-170400-
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 38 200/ 24/ 30 N/A
NORTHERLY ISL 36 240/ 8/ 15 N/A
CALUMET HARBOR 37 200/ 12/ 17 1008.4
BURNS HARBOR 37 190/ 8/ 12 1009.8S
MICHIGAN CITY 37 180/ 21/ 26 1008.9F
ILZ025>027-034>036-040-047-049-050-058-095>099-170400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 42 35 76 SW8 29.87S TC 6
GALESBURG* MOCLDY 37 35 93 SW10 29.83S WCI 29 TC 3
MACOMB* MOCLDY 40 34 76 SW12 29.85F TC 5
JACKSONVILLE* CLOUDY 38 32 78 S8 29.90R WCI 32 TC 4
ILZ028>032-037-038-041>044-048-051>054-059>061-170400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 37 30 74 SW13 29.84S WCI 29 TC 3
BLOOMINGTON MOCLDY 36 29 75 SW20 29.85R WCI 25 TC 2
DECATUR MOCLDY 38 27 64 SW18 29.90R WCI 28 TC 3
PEORIA MOCLDY 36 29 75 S9 29.85F WCI 29 TC 2
LINCOLN* CLOUDY 38 27 64 S5 29.89R WCI 34 TC 3
SPRINGFIELD CLOUDY 38 29 70 SW7 29.90R WCI 33 TC 3
TAYLORVILLE MOCLDY 36 28 74 S13 29.92R WCI 27 TC 2
ILZ033-039-045-046-055>057-062-063-170400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 35 28 75 SW17 29.90R WCI 25 TC 2
DANVILLE* MOCLDY 38 27 65 SW20G29 29.90R WCI 28 TC 3
RANTOUL* MOCLDY 37 28 69 SW13G18 29.89R WCI 29 TC 3
MATTOON MOCLDY 39 25 57 S13 29.91S WCI 31 TC 4
PARIS* MOCLDY 38 25 59 SW18G25 29.92S WCI 28 TC 3
ILZ079-100>102-170400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 41 25 52 S10 29.93R TC 5
BELLEVILLE MOCLDY 36 24 63 S9 29.94S WCI 29 TC 2
CAHOKIA* MOCLDY 37 24 59 S6 29.94S WCI 32 TC 3
SPARTA* MOCLDY 41 23 49 S8 29.98R TC 5
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-170400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 46 20 35 SW10 30.01R TC 8
CAIRO* MOCLDY 46 20 36 SW6 30.04R TC 8
EFFINGHAM* MOCLDY 39 24 54 S7 29.96F WCI 34 TC 4
MARION MOCLDY 46 15 29 SW8 30.01R TC 8
MT. VERNON MOCLDY N/A N/A N/A SW8 29.98S
CENTRALIA* MOCLDY 40 23 51 S9 29.97S TC 5
SALEM* MOCLDY 42 23 48 S9 29.96S TC 5
METROPOLIS* CLOUDY 47 15 26 S9 30.03R TC 9
ILZ067-068-072-073-078-083-087-091-170400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 37 25 61 S7 29.98S WCI 32 TC 3
FLORA* MOCLDY 37 23 56 S9 29.97F WCI 31 TC 3
FAIRFIELD* MOCLDY 40 19 42 S5 29.98S TC 5
HARRISBURG* PTCLDY 44 15 30 W6 30.01R TC 7
ROBINSON* MOCLDY 37 25 60 S8 29.96S WCI 31 TC 3
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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