779
ASUS43 KLOT 170610
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 AM 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.
ILZ001-002-007-009-015-016-024-170700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 39 32 76 W9 29.82R WCI 33 TC 4
6HR MIN TEMP: 34; 6HR MAX TEMP: 41;
STERLING* MOCLDY 36 32 85 W12 29.81R WCI 28 TC 2
SAVANNA* MOCLDY 38 31 76 SW6 29.79S WCI 33 TC 3
ILZ003-004-008-010-011-017-018-170700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 37 31 78 SW9 29.77R WCI 30 TC 3
6HR MIN TEMP: 28; 6HR MAX TEMP: 38;
FREEPORT* MOCLDY 37 32 81 W13 29.78R WCI 29 TC 3
DE KALB* MOCLDY 38 32 79 W16G23 29.76S WCI 29 TC 3
PERU* MOCLDY 41 33 71 SW15 29.80S TC 5
ILZ005-006-012>014-019>023-170700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 38 30 73 SW17G25 29.72R WCI 28 TC 3
6HR MIN TEMP: 35; 6HR MAX TEMP: 38;
CHICAGO-MIDWAY CLOUDY 40 31 70 SW16G25 29.76R TC 4
6HR MIN TEMP: 34; 6HR MAX TEMP: 40;
AURORA MOCLDY 36 31 82 SW14 29.76F WCI 27 TC 2
6HR MIN TEMP: 27; 6HR MAX TEMP: 37;
JOLIET* MOCLDY 39 33 76 SW3 29.80R TC 4
WAUKEGAN MOCLDY 38 31 76 SW16 29.69F WCI 29 TC 3
6HR MIN TEMP: 34; 6HR MAX TEMP: 40;
DUPAGE AIRPORT MOCLDY 36 31 82 SW14 29.75S WCI 27 TC 2
6HR MIN TEMP: 30; 6HR MAX TEMP: 36;
WHEELING MOCLDY 39 30 70 W8G17 29.74F WCI 33 TC 4
6HR MIN TEMP: 35; 6HR MAX TEMP: 39;
MORRIS* CLOUDY 39 33 80 W10 29.79R WCI 32 TC 4
ROMEOVILLE* MOCLDY 39 32 75 SW14 29.79R WCI 31 TC 4
LANSING* CLOUDY 37 27 67 SW16G22 29.78F WCI 28 TC 3
NORTHERLY ISL* N/A 40 30 68 SW14 N/A TC 4
LMZ740>746-170700-
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 42 250/ 24/ 32 N/A
NORTHERLY ISL 38 240/ 14 N/A
CALUMET HARBOR 39 220/ 11/ 20 1007.3F
BURNS HARBOR 40 200/ 12/ 15 1007.8F
MICHIGAN CITY 40 200/ 20/ 25 1007.0F
ILZ025>027-034>036-040-047-049-050-058-095>099-170700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 43 35 73 SW12 29.90R TC 6
GALESBURG* MOCLDY 40 36 86 SW7 29.87R TC 5
MACOMB* MOCLDY 39 33 78 W13 29.90R WCI 32 TC 4
JACKSONVILLE* CLOUDY 40 33 77 SW10 29.90S TC 5
ILZ028>032-037-038-041>044-048-051>054-059>061-170700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 37 31 78 SW14 29.83R WCI 29 TC 3
BLOOMINGTON CLOUDY 36 30 79 SW22 29.84F WCI 25 TC 2
DECATUR MOCLDY 37 27 67 SW15 29.91R WCI 28 TC 3
PEORIA MOCLDY 38 32 79 SW8 29.85S WCI 32 TC 3
6HR MIN TEMP: 33; 6HR MAX TEMP: 38;
LINCOLN* CLOUDY 37 28 69 S5 29.89S WCI 33 TC 3
SPRINGFIELD CLOUDY 39 30 70 SW9 29.90S WCI 33 TC 4
6HR MIN TEMP: 38; 6HR MAX TEMP: 41;
TAYLORVILLE MOCLDY 37 28 68 SW16 29.92S WCI 28 TC 3
6HR MIN TEMP: 36; 6HR MAX TEMP: 38;
ILZ033-039-045-046-055>057-062-063-170700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 36 27 69 SW15 29.89R WCI 27 TC 2
DANVILLE* PTCLDY 38 26 61 SW17 29.89R WCI 28 TC 3
RANTOUL* MOCLDY 36 27 71 SW18 29.87S WCI 25 TC 2
MATTOON MOCLDY 39 24 55 S12G26 29.92R WCI 32 TC 4
PARIS* MOCLDY 38 24 57 SW20 29.92S WCI 28 TC 3
ILZ079-100>102-170700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 36 25 65 S5 29.97R WCI 32 TC 2
BELLEVILLE MOCLDY 40 25 55 S8 29.96S TC 4
CAHOKIA* MOCLDY 44 24 45 SW7 29.97R TC 7
SPARTA* PTCLDY 40 24 52 S8 30.00F TC 5
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-170700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 46 22 38 SW15 30.03R TC 8
6HR MIN TEMP: 44; 6HR MAX TEMP: 47;
CAIRO* MOCLDY 46 22 37 SW7 30.08F TC 8
EFFINGHAM* MOCLDY 40 25 55 S13 29.97R TC 5
MARION PTCLDY 46 19 34 SW12G18 30.04S TC 8
MT. VERNON PTCLDY N/A N/A N/A SW16 29.99F
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* MOCLDY 43 26 51 SW13 29.97F TC 6
METROPOLIS* MOCLDY 46 15 28 CALM 30.08R TC 8
ILZ067-068-072-073-078-083-087-091-170700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 37 23 56 S10 29.97F WCI 30 TC 3
FLORA* MOCLDY 43 23 45 CALM 29.98F TC 6
FAIRFIELD* PTCLDY 43 19 38 SW9 30.00S TC 6
HARRISBURG* PTCLDY 46 12 25 SW17G23 30.04S TC 8
ROBINSON* CLOUDY 41 23 48 SW12 29.96F TC 5
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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