925
ASUS43 KLOT 170409
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 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.
ILZ001-002-007-009-015-016-024-170500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 75 68 78 W8 29.89R TC 24
ILZ003-004-008-010-011-017-018-170500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 74 65 73 NW10 29.87R TC 23
ROCHELLE* CLEAR 72 66 81 W5 29.88R TC 22
DE KALB* PTCLDY 71 68 90 NW10G16 29.87R TC 22
PERU* CLEAR 73 70 88 NW5 29.88R TC 23
ILZ005-006-012>014-019>023-170500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 75 67 76 W14G30 29.80R TC 24
CHICAGO-MIDWAY MOCLDY 79 69 71 W17G23 29.80R HX 81 TC 26
AURORA PTCLDY 74 68 81 NW10G24 29.84R TC 23
JOLIET* PTCLDY 77 72 83 W7 29.84S TC 25
WAUKEGAN CLOUDY 71 63 75 NW16G28 29.80R TC 22
DUPAGE AIRPORT MOCLDY 75 67 76 NW16G26 29.83R TC 24
KANKAKEE* PTCLDY 73 72 95 SW12 29.87R TC 23
WHEELING MOCLDY 76 68 76 NW16G24 29.82R TC 24
MORRIS* CLOUDY 75 71 86 W9 29.84R TC 24
ROMEOVILLE* PTCLDY 75 73 94 W14G20 29.84R TC 24
LANSING* MOCLDY 75 72 90 W13 29.83S TC 24
NORTHERLY ISL* N/A 78 67 68 W9 N/A HX 80 TC 26
LMZ740>746-170500-
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 72 74 300/ 21/ 25 1007.1R
WINTHROP HARBOR 69 64 270/ 17/ 23 N/A 1/ 2
WAUKEGAN HARBOR 71 66 270/ 17/ 25 N/A 1/ 2
WILMETTE BUOY 77 330/ 17/ 25 1011.0R 1/ 2
CHICAGO BUOY 78 74 250/ 10/ 14 1009.1R 1
HARRISON CRIB 85 270/ 27/ 30 N/A
NORTHERLY ISL 78 240/ 4/ 9 N/A
CALUMET HARBOR 76 210/ 6/ 9 1008.2
BURNS HARBOR 75 220/ 10/ 11 1009.8S
MICHIGAN CITY 74 200/ 16/ 20 1007.3F
MICH CITY BUOY 75 77 200/ 16/ 19 1007.8S 3/ 3
ST. JOSEPH BUOY 76 77 230/ 21/ 29 1009.4S 4/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-170500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 78 73 84 CALM 29.90F HX 81 TC 26
GALESBURG* CLEAR 73 67 83 W5 29.92S TC 23
MACOMB* PTCLDY 74 73 93 W3 29.92F TC 24
JACKSONVILLE* CLOUDY 74 74 98 CALM 29.90F TC 24
PITTSFIELD* MOCLDY 77 77 99 CALM 29.92S TC 25
ILZ028>032-037-038-041>044-048-051>054-059>061-170500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 73 72 94 SW7 29.89R TC 23
BLOOMINGTON CLEAR 74 73 97 SW7 29.93R TC 23
DECATUR PTCLDY 74 72 93 S5 29.92S TC 23
PEORIA PTCLDY 76 70 82 W6 29.90R TC 24
LACON* CLEAR 75 68 77 W6 29.88S TC 24
LINCOLN* PTCLDY 75 75 100 CALM 29.91R TC 24
SPRINGFIELD MOCLDY 73 72 96 CALM 29.91S TC 23
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-170500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* PTCLDY 71 70 97 SW7 29.91S TC 22
MATTOON PTCLDY 72 69 90 S7 29.92R TC 22
ILZ079-100>102-170500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY N/A N/A N/A CALM 29.93S
BELLEVILLE CLEAR 79 76 91 S5 29.90S HX 82 TC 26
CAHOKIA* PTCLDY 79 72 79 S5 29.91F HX 82 TC 26
SPARTA* CLEAR 83 76 81 S7 29.95S HX 91 TC 28
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-170500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 78 76 93 CALM 29.95S HX 81 TC 26
CAIRO* CLEAR 78 78 98 CALM 29.97S HX 81 TC 26
EFFINGHAM* CLEAR 71 71 100 CALM 29.95S TC 22
MARION PTCLDY 79 77 94 S3 29.97S HX 83 TC 26
MT. VERNON PTCLDY 73 71 93 SW3 29.95S TC 23
CENTRALIA* PTCLDY 73 72 98 S6 29.94S TC 23
SALEM* PTCLDY 74 71 91 S3 29.94S TC 23
METROPOLIS* CLEAR 79 78 96 CALM 29.97F HX 83 TC 26
ILZ067-068-072-073-078-083-087-091-170500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 73 71 93 SW3 29.93F TC 23
FLORA* PTCLDY 72 72 100 S5 29.94F TC 22
FAIRFIELD* MOCLDY 73 69 90 CALM 29.94F TC 23
HARRISBURG* PTCLDY 74 70 87 CALM 29.96F TC 24
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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