611
ASUS43 KLOT 010406
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CDT FRI JUL 31 2026
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.
ILZ001-002-007-009-015-016-024-010500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 72 70 93 SE13G24 29.66S TC 22
STERLING* PTCLDY 70 70 100 E8 29.73F TC 21
SAVANNA* CLOUDY 70 68 93 E7 29.72S TC 21
ILZ003-004-008-010-011-017-018-010500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 67 64 90 VRB6 29.78F TC 19
FREEPORT* CLOUDY 67 65 96 E12 29.77F TC 19
ROCHELLE* DRIZZLE 67 64 91 SE7 29.77S TC 20
DE KALB* CLOUDY 67 63 86 E8 29.79F TC 20
PERU* RAIN 70 68 94 SE12 29.74F TC 21
ILZ005-006-012>014-019>023-010500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 71 62 73 E10G21 29.80F TC 22
CHICAGO-MIDWAY CLOUDY 72 63 73 SE12 29.80F TC 22
AURORA MOCLDY 70 63 78 E13 29.77F TC 21
JOLIET* MOCLDY 72 65 81 SE10 29.79F TC 22
WAUKEGAN RAIN 67 65 93 E6 29.84F FOG TC 19
DUPAGE AIRPORT CLOUDY 70 63 78 E9 29.79F TC 21
KANKAKEE* CLOUDY 68 65 90 SE8 29.81S TC 20
WHEELING CLOUDY 68 64 87 E9 29.83F TC 20
ROMEOVILLE* CLOUDY 72 66 83 E10 29.80S TC 22
LANSING* CLOUDY 69 63 80 E6 29.83S TC 21
NORTHERLY ISL* N/A 71 65 81 SE8 N/A TC 22
LMZ740>746-010500-
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)
WINTHROP HARBOR 69 70/ 14/ 17 1007.4F 2/ 4
WAUKEGAN HARBOR 70 69 110/ 10/ 14 1011.7F 2/ 4
WILMETTE BUOY 71 100/ 14/ 17 1012.9F 2/ 4
CHICAGO BUOY 73 71 1008.7F 2/ 3
HARRISON CRIB 73 110/ 19/ 20 N/A
NORTHERLY ISL 71 110/ 12/ 12 N/A
CALUMET HARBOR 72 100/ 10/ 14 1010.0F
BURNS HARBOR 1010.8F
MICHIGAN CITY 69 80/ 5/ 6 1009.5F
MICH CITY BUOY 71 73 100/ 10/ 14 N/A 1
ST. JOSEPH BUOY 70 73 50/ 8/ 10 1012.0F 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-010500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 70 67 90 W15G23 29.69R TC 21
GALESBURG* CLOUDY 71 71 100 SE7 29.69F TC 22
MACOMB* LGT RAIN 73 73 100 CALM 29.69F TC 23
JACKSONVILLE* CLOUDY 73 73 100 S12G18 29.70S TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-010500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 71 67 89 SE8 29.76R TC 22
BLOOMINGTON CLOUDY 71 68 90 S16 29.76R TC 22
DECATUR TSTM 73 69 87 S8 29.77S FOG TC 23
PEORIA CLOUDY 70 69 97 S12G20 29.71 TC 21
LACON* TSTM 70 68 93 E7 29.73S TC 21
LINCOLN* CLOUDY 73 73 100 SE13 29.72F TC 23
SPRINGFIELD CLOUDY 72 71 97 S14G22 29.72S TC 22
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-010500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 70 65 84 SE10 29.77F TC 21
DANVILLE* CLOUDY 70 69 95 SE7 29.81F TC 21
MATTOON CLOUDY 72 67 84 SE12 29.76F TC 22
PARIS* CLOUDY 69 66 90 SE5 29.80F TC 21
ILZ079-100>102-010500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 74 73 93 S10 29.74S TC 24
BELLEVILLE CLOUDY 76 75 97 SW8 29.71F TC 24
CAHOKIA* MOCLDY 75 73 93 S5 29.72F TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-010500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLOUDY 75 75 99 CALM 29.80S TC 24
EFFINGHAM* CLOUDY 73 70 92 SE13 29.79F TC 23
MARION DRIZZLE 73 72 98 S8 29.80F TC 23
MT. VERNON CLOUDY 74 70 87 S16G23 29.75F TC 23
CENTRALIA* CLOUDY 74 71 89 S16G22 29.75S TC 24
SALEM* CLOUDY 75 71 88 MISG 29.76R TC 24
METROPOLIS* CLOUDY 74 73 98 SE3 29.81F TC 23
ILZ067-068-072-073-078-083-087-091-010500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 74 67 78 S8 29.80F TC 23
FAIRFIELD* CLOUDY 73 67 83 SE9 29.78F TC 23
HARRISBURG* CLOUDY 73 72 97 S7 29.81F TC 23
ROBINSON* CLOUDY 72 70 94 S7 29.80S TC 22
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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