136
ASUS43 KLOT 211301
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT MON JUL 21 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.
ILZ001-002-007-009-015-016-024-211400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 68 63 84 E10 30.02S TC 20
ILZ003-004-008-010-011-017-018-211400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 70 61 73 VRB6 30.08R HAZE TC 21
ROCHELLE* CLOUDY 67 64 88 NE7 30.07S FOG TC 20
PERU* CLOUDY 68 66 93 NE7 30.06R TC 20
ILZ005-006-012>014-019>023-211400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 72 65 78 E10 30.07R TC 22
CHICAGO-MIDWAY PTSUNNY 75 63 66 E8 30.06R TC 24
AURORA PTSUNNY 71 67 87 E8 30.06R FOG TC 22
WAUKEGAN SUNNY 71 63 75 NE10 30.09R HAZE TC 22
DUPAGE AIRPORT PTSUNNY 72 66 81 NE7 30.07R TC 22
KANKAKEE* CLOUDY 71 67 87 E5 30.06R TC 22
WHEELING MOSUNNY 72 63 73 E8 30.09R TC 22
MORRIS* CLOUDY 69 67 93 E3 30.05R TC 21
ROMEOVILLE* MOSUNNY 72 68 88 NE8 30.06S TC 22
LANSING* PTSUNNY 69 64 81 E6 30.07R TC 21
NORTHERLY ISL* N/A 72 65 78 E8 N/A TC 22
LMZ740>746-211400-
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 70 80/ 12/ 14 1019.0R
WINTHROP HARBOR 69 68 20/ 12/ 16 N/A 2/ 4
WAUKEGAN HARBOR 70 69 40/ 10/ 14 N/A 2/ 4
WILMETTE BUOY 71 100/ 14/ 16 1020.3R 2/ 4
CHICAGO BUOY 73 71 110/ 8/ 12 1018.5R 2/ 5
HARRISON CRIB 78 70/ 11/ 12 N/A
NORTHERLY ISL 71 70/ 6/ 7 N/A
CALUMET HARBOR 72 70/ 7/ 10 1017.0
BURNS HARBOR 69 80/ 5/ 6 1018.6S
MICHIGAN CITY 69 90/ 7/ 9 1017.1R
MICH CITY BUOY 70 75 80/ 10/ 12 1017.1R 2/ 4
ST. JOSEPH BUOY 67 75 70/ 14/ 16 1019.3R 2/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-211400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 72 70 93 S6 29.99S TC 22
GALESBURG* CLOUDY 69 66 89 E6 30.03S TC 21
MACOMB* FOG 71 71 100 E8 30.03S VSB 1/4 TC 22
PITTSFIELD* CLOUDY 73 72 98 SW5 30.02S TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-211400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 70 68 92 E7 30.04S TC 21
BLOOMINGTON CLOUDY 70 70 100 E7 30.04S FOG TC 21
DECATUR CLOUDY 75 73 93 CALM 30.03R TC 24
PEORIA CLOUDY 71 68 90 NE7 30.02S FOG TC 22
LACON* CLOUDY 69 64 85 CALM 30.03S TC 21
LINCOLN* CLOUDY 73 73 100 E5 30.02S FOG TC 23
SPRINGFIELD PTSUNNY 74 73 97 CALM 30.01R TC 23
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-211400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* CLOUDY 70 70 99 NE6 30.04R FOG TC 21
MATTOON CLOUDY 73 72 96 CALM 30.02R TC 23
ILZ079-100>102-211400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 73 72 94 VRB5 30.03R TC 23
BELLEVILLE LGT RAIN 73 71 94 SW7 29.97F TC 23
CAHOKIA* CLOUDY 73 71 93 NW14 30.01R TC 23
SPARTA* LGT RAIN 74 73 96 CALM 30.01F TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 75 73 93 NW3 30.01R TC 24
CAIRO* MOSUNNY 82 78 88 CALM 30.02R HX 90 TC 28
MARION SUNNY 75 73 94 CALM 30.02R TC 24
MT. VERNON LGT RAIN 73 72 96 NE3 30.02R TC 23
CENTRALIA* LGT RAIN 74 73 98 CALM 30.01R TC 23
SALEM* LGT RAIN 74 73 99 CALM 30.02R TC 23
METROPOLIS* MOSUNNY 80 79 96 CALM 30.01R HX 86 TC 27
ILZ067-068-072-073-078-083-087-091-211400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 75 73 93 CALM 30.01 TC 24
FLORA* PTSUNNY 73 N/A N/A CALM 30.03R TC 23
FAIRFIELD* LGT RAIN 73 72 98 CALM 30.03R TC 23
HARRISBURG* PTSUNNY 75 72 92 NE3 30.02R TC 24
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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