257
ASUS43 KLOT 170310
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM CDT WED JUL 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 CLEAR 77 69 76 NW9 29.87R TC 25
ILZ003-004-008-010-011-017-018-170400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 74 65 73 NW12G22 29.86R TC 23
ROCHELLE* MOCLDY 74 67 77 NW8 29.86R TC 23
DE KALB* MOCLDY 74 68 83 NW16G24 29.86R TC 23
PERU* PTCLDY 76 70 81 W8G16 29.86R TC 24
ILZ005-006-012>014-019>023-170400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 78 69 73 SW13G21 29.78R HX 80 TC 26
CHICAGO-MIDWAY MOCLDY 78 71 79 SW13 29.79R HX 80 TC 26
AURORA MOCLDY 77 70 79 W15G23 29.82R TC 25
JOLIET* MOCLDY 78 73 83 W7 29.83S HX 81 TC 26
WAUKEGAN MOCLDY 78 68 71 W10G28 29.76R HX 80 TC 26
DUPAGE AIRPORT MOCLDY 77 69 76 W14G23 29.81R TC 25
KANKAKEE* CLOUDY 74 72 94 SW12 29.86S TC 23
WHEELING MOCLDY 79 70 74 W10 29.79R HX 82 TC 26
MORRIS* MOCLDY 77 70 80 W13 29.83R TC 25
ROMEOVILLE* MOCLDY 77 75 94 SW12G18 29.83R TC 25
LANSING* MOCLDY 73 71 96 SW9 29.83R TC 23
NORTHERLY ISL* N/A 77 70 79 S7 N/A TC 25
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)
S. MID LAKE BUOY 76 74 230/ 19/ 21 1006.2R 4/ 4
WINTHROP HARBOR 74 67 230/ 14/ 19 N/A 1/ 3
WAUKEGAN HARBOR 77 72 250/ 19/ 25 N/A 1/ 1
WILMETTE BUOY 78 250/ 14/ 16 1010.5R 1/ 2
CHICAGO BUOY 77 74 230/ 12/ 16 1009.0 1
HARRISON CRIB 85 230/ 20/ 24 N/A
NORTHERLY ISL 77 230/ 6/ 12 N/A
CALUMET HARBOR 76 200/ 10/ 14 1008.1R
BURNS HARBOR 74 200/ 9/ 11 1009.8R
MICHIGAN CITY 74 200/ 17/ 19 1007.5R
MICH CITY BUOY 74 77 190/ 16/ 21 1007.7R 3/ 3
ST. JOSEPH BUOY 76 77 220/ 21/ 29 1009.4R 3/ 4
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 78 73 84 S3 29.92R HX 81 TC 26
GALESBURG* CLEAR 73 67 81 W3 29.92R TC 23
MACOMB* CLOUDY 77 74 91 CALM 29.93R TC 25
JACKSONVILLE* MOCLDY 76 75 98 SW5 29.91R TC 24
PITTSFIELD* MOCLDY 79 78 98 NW5 29.92R HX 84 TC 26
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 75 73 92 SW8 29.87S TC 24
BLOOMINGTON PTCLDY 75 73 93 SW10 29.91R TC 24
DECATUR PTCLDY 75 71 87 W5 29.92R TC 24
PEORIA PTCLDY 78 70 76 W7 29.89R HX 80 TC 26
LACON* PTCLDY 77 67 72 W7 29.87R TC 25
LINCOLN* PTCLDY 76 76 100 CALM 29.90S TC 25
SPRINGFIELD PTCLDY 74 72 93 CALM 29.91R TC 23
TAYLORVILLE PTCLDY 73 72 94 CALM 29.92 TC 23
ILZ033-039-045-046-055>057-062-063-170400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* CLOUDY 71 69 95 SW8 29.91S TC 22
MATTOON CLOUDY 73 69 87 S8 29.91S TC 23
ILZ079-100>102-170400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 73 72 94 S6 29.92S TC 23
BELLEVILLE CLEAR 78 74 88 SE3 29.90S HX 81 TC 26
CAHOKIA* CLEAR 79 73 82 CALM 29.92S HX 82 TC 26
SPARTA* PTCLDY 82 78 87 S6 29.95S HX 91 TC 28
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 79 76 90 CALM 29.95R HX 83 TC 26
CAIRO* PTCLDY 80 79 96 CALM 29.97R HX 86 TC 27
EFFINGHAM* CLOUDY 71 70 98 SE7 29.95R TC 22
MARION CLOUDY 81 77 88 E6 29.98R HX 88 TC 27
MT. VERNON PTCLDY 73 71 93 SW5 29.95R TC 23
CENTRALIA* PTCLDY 73 72 98 SE5 29.95S TC 23
SALEM* PTCLDY 74 72 95 SE5 29.95R TC 23
METROPOLIS* CLEAR 79 78 96 CALM 29.97R HX 84 TC 26
ILZ067-068-072-073-078-083-087-091-170400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 73 73 100 S7 29.94F TC 23
FLORA* CLOUDY 73 N/A N/A S7 29.96R TC 23
FAIRFIELD* MOCLDY 73 69 89 SE5 29.97R TC 23
HARRISBURG* MOCLDY 76 70 82 E3 29.98R TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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