874
ASUS43 KLOT 200710
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 AM CDT SUN JUL 20 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.
ILZ001-002-007-009-015-016-024-200800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 77 74 90 CALM 29.91S TC 25
ILZ003-004-008-010-011-017-018-200800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 71 67 87 CALM 29.94S TC 22
ROCHELLE* PTCLDY 67 65 94 CALM 29.94F FOG TC 19
DE KALB* PTCLDY 73 72 98 W5 29.95S TC 23
PERU* PTCLDY 71 70 98 CALM 29.93F FOG TC 22
ILZ005-006-012>014-019>023-200800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 74 71 91 W7 29.91S TC 23
CHICAGO-MIDWAY PTCLDY 76 70 82 W6 29.91S TC 24
AURORA PTCLDY 70 68 93 CALM 29.93S FOG TC 21
JOLIET* PTCLDY 75 73 93 CALM 29.93S TC 24
WAUKEGAN MOCLDY 72 68 87 N9 29.91R TC 22
DUPAGE AIRPORT PTCLDY 73 70 90 W5 29.92S TC 23
KANKAKEE* PTCLDY 72 70 94 CALM 29.95R TC 22
WHEELING PTCLDY 75 72 90 W3 29.93R TC 24
MORRIS* MOCLDY 71 71 99 CALM 29.92S TC 22
ROMEOVILLE* CLOUDY 75 75 100 W5 29.93F TC 24
LANSING* CLEAR 72 71 97 W5 29.93S TC 22
NORTHERLY ISL* N/A 76 69 79 W2 N/A TC 24
LMZ740>746-200800-
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 69 69 10/ 14/ 16 1012.3R 1
WINTHROP HARBOR 70 70 320/ 14/ 17 N/A 1/ 2
WAUKEGAN HARBOR 70 70 310/ 12/ 16 N/A 1
WILMETTE BUOY 74 280/ 6/ 8 1014.9F 1
CHICAGO BUOY 76 72 260/ 8/ 10 1013.1 0
HARRISON CRIB 83 270/ 13/ 14 N/A
NORTHERLY ISL 76 230/ 4/ 9 N/A
CALUMET HARBOR 75 230/ 3/ 5 1011.9
BURNS HARBOR 75 230/ 5/ 6 1013.5F
MICHIGAN CITY 75 220/ 9/ 10 1011.1F
MICH CITY BUOY 76 75 220/ 8/ 10 1011.4R 1/ 2
ST. JOSEPH BUOY 75 75 210/ 8/ 10 1013.2F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-200800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 77 75 93 S7 29.92F TC 25
GALESBURG* PTCLDY 75 75 100 CALM 29.94S TC 24
MACOMB* MOCLDY 74 74 100 SE3 29.94F TC 23
JACKSONVILLE* MOCLDY 72 72 99 SE3 29.93F TC 22
PITTSFIELD* MOCLDY 75 74 98 S3 29.94F VSB 1/2 TC 24
ILZ028>032-037-038-041>044-048-051>054-059>061-200800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 71 70 97 CALM 29.94S TC 22
BLOOMINGTON MOCLDY 74 74 100 SW5 29.96S TC 23
DECATUR MOCLDY 74 72 93 CALM 29.95F TC 23
PEORIA MOCLDY 77 75 93 CALM 29.93F TC 25
LACON* MOCLDY 73 72 94 CALM 29.92F TC 23
LINCOLN* MOCLDY 74 74 100 S3 29.94F TC 24
SPRINGFIELD PTCLDY 74 73 97 SE5 29.94F TC 23
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-200800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* MOCLDY 72 71 98 SW3 29.96R TC 22
MATTOON PTCLDY 73 73 100 S3 29.96R TC 23
ILZ079-100>102-200800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 78 75 92 SW5 29.95S HX 80 TC 26
BELLEVILLE PTCLDY 77 75 93 CALM 29.93S TC 25
CAHOKIA* PTCLDY 78 75 90 CALM 29.94R HX 81 TC 26
SPARTA* PTCLDY 81 79 94 S6 29.97S HX 90 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-200800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLEAR 81 76 86 CALM 29.98F HX 87 TC 27
EFFINGHAM* PTCLDY 73 73 100 E3 29.98R FOG TC 23
MARION CLEAR 78 76 96 SW6 29.98S TC 25
MT. VERNON CLEAR 75 74 96 CALM 29.97S TC 24
CENTRALIA* CLEAR 77 76 98 SW5 29.96R TC 25
SALEM* CLEAR 78 76 96 S5 29.96R TC 25
METROPOLIS* CLEAR 77 76 97 CALM 29.99F TC 25
ILZ067-068-072-073-078-083-087-091-200800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 73 73 100 S3 29.96F TC 23
FLORA* CLEAR 73 N/A N/A S5 29.96S TC 23
FAIRFIELD* CLEAR 74 73 96 S3 29.96F TC 23
HARRISBURG* CLEAR 76 74 96 SW3 29.97F TC 24
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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