178
ASUS43 KLOT 200801
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 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.
ILZ001-002-007-009-015-016-024-200900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 76 74 93 E6 29.88F TC 24
ILZ003-004-008-010-011-017-018-200900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 71 68 90 CALM 29.93F TC 22
ILZ005-006-012>014-019>023-200900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 73 71 93 W5 29.92R TC 23
CHICAGO-MIDWAY PTCLDY 76 70 82 W6 29.91S TC 24
AURORA PTCLDY 69 67 93 CALM 29.92F TC 21
JOLIET* PTCLDY 71 70 99 CALM 29.92F TC 22
WAUKEGAN CLOUDY 71 68 90 N8 29.94R TC 22
DUPAGE AIRPORT PTCLDY 72 69 90 CALM 29.92S TC 22
KANKAKEE* PTCLDY 71 69 95 CALM 29.94F TC 21
WHEELING PTCLDY 74 71 91 N3 29.94R TC 23
MORRIS* MOCLDY 70 70 100 CALM 29.92S TC 21
ROMEOVILLE* MOCLDY 73 73 100 W3 29.93S TC 23
LANSING* PTCLDY 69 69 100 CALM 29.93S TC 21
NORTHERLY ISL* N/A 75 69 81 W8 N/A TC 24
LMZ740>746-200900-
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 68 69 360/ 14/ 16 1013.0R
WINTHROP HARBOR 69 70 290/ 16/ 17 N/A 1/ 3
WAUKEGAN HARBOR 69 69 310/ 14/ 17 N/A 1/ 2
WILMETTE BUOY 73 340/ 10/ 14 1015.4R 0
CHICAGO BUOY 76 72 270/ 8/ 10 1013.1S 0
HARRISON CRIB 83 270/ 14/ 16 N/A
NORTHERLY ISL 75 260/ 3/ 8 N/A
CALUMET HARBOR 75 240/ 3/ 5 1012.1
BURNS HARBOR 75 240/ 5/ 6 1013.9R
MICHIGAN CITY 75 220/ 11/ 14 1011.3R
MICH CITY BUOY 75 75 230/ 10/ 12 1011.3F 1/ 2
ST. JOSEPH BUOY 76 75 220/ 10/ 12 1013.2F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-200900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 77 75 93 S8 29.90F TC 25
GALESBURG* LGT RAIN 75 75 100 E3 29.91F TC 24
MACOMB* MOCLDY 74 74 100 SE3 29.92F TC 24
ILZ028>032-037-038-041>044-048-051>054-059>061-200900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOCLDY 73 73 100 S3 29.95F TC 23
DECATUR PTCLDY 75 73 93 S3 29.94F TC 24
PEORIA MOCLDY 77 75 93 CALM 29.91F TC 25
LACON* MOCLDY 73 71 93 CALM 29.90F TC 23
LINCOLN* MOCLDY 74 74 100 CALM 29.92F TC 23
SPRINGFIELD PTCLDY 73 72 96 CALM 29.92F TC 23
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-200900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* MOCLDY 73 72 98 SW3 29.94F TC 23
MATTOON FOG 73 73 100 S7 29.95F VSB 3/4 TC 23
ILZ079-100>102-200900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 78 75 92 CALM 29.94F HX 80 TC 25
BELLEVILLE MOCLDY 77 75 93 S5 29.93S TC 25
CAHOKIA* PTCLDY 80 74 81 SW3 29.94S HX 85 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-200900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLEAR 80 76 86 SW3 29.99S HX 86 TC 27
EFFINGHAM* PTCLDY 72 72 100 SE3 29.98S FOG TC 22
MARION CLEAR 78 76 95 SW3 29.98S HX 80 TC 26
MT. VERNON CLEAR 75 75 100 CALM 29.97S TC 24
CENTRALIA* CLEAR 77 76 98 S5 29.96S TC 25
SALEM* MOCLDY 78 77 97 SW6 29.96S HX 80 TC 26
METROPOLIS* CLEAR 78 77 96 SW3 29.99S HX 81 TC 26
ILZ067-068-072-073-078-083-087-091-200900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 73 73 100 CALM 29.96S TC 23
FLORA* PTCLDY 73 N/A N/A CALM 29.97S TC 23
FAIRFIELD* CLEAR 74 73 97 CALM 29.97R TC 23
HARRISBURG* CLEAR 77 75 95 CALM 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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