896
ASUS43 KLOT 312210
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 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.
ILZ001-002-007-009-015-016-024-312300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 78 73 84 SE13 29.72F HX 81 TC 26
STERLING* MOSUNNY 69 69 100 VRB7 29.79F FOG TC 21
SAVANNA* LGT RAIN 70 69 96 SE13 29.76F TC 21
ILZ003-004-008-010-011-017-018-312300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 69 66 90 SE9G23 29.84F FOG TC 21
FREEPORT* CLOUDY 67 66 95 SE15G23 29.82F VSB 1 TC 20
ROCHELLE* CLOUDY 67 64 90 SE14G26 29.83F TC 20
DE KALB* CLOUDY 72 64 77 S21G28 29.86F TC 22
PERU* RAIN 72 70 94 SE14G20 29.82F TC 22
ILZ005-006-012>014-019>023-312300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 73 64 73 S12G24 29.88F TC 23
CHICAGO-MIDWAY CLOUDY 73 62 68 SE12 29.89F TC 23
AURORA CLOUDY 73 61 65 S16G24 29.86F TC 23
JOLIET* CLOUDY 74 62 67 S10 29.88F TC 23
WAUKEGAN LGT RAIN 69 67 93 CALM 29.90F TC 21
DUPAGE AIRPORT CLOUDY 72 62 71 SE16G24 29.86F TC 22
KANKAKEE* CLOUDY 73 63 69 SE12 29.90F TC 23
WHEELING CLOUDY 71 64 78 S9 29.90F TC 22
LANSING* CLOUDY 72 61 67 S9 29.91F TC 22
NORTHERLY ISL* N/A 71 61 70 S10 N/A TC 22
LMZ740>746-312300-
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 71 140/ 4/ 6 1010.4 1/ 3
WAUKEGAN HARBOR 71 70 300/ 2/ 4 1013.3 1/ 3
WILMETTE BUOY 73 180/ 12/ 17 1015.4F 1/ 3
CHICAGO BUOY 72 72 1011.4 2/ 3
HARRISON CRIB 74 190/ 23/ 26 N/A
NORTHERLY ISL 75 180/ 7/ 12 N/A
CALUMET HARBOR 75 170/ 13/ 20 1012.8
BURNS HARBOR 1013.2F
MICHIGAN CITY 78 180/ 8/ 10 1010.8F
MICH CITY BUOY 75 74 210/ 8/ 12 N/A 0
ST. JOSEPH BUOY 76 73 130/ 4/ 4 1013.4F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-312300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 80 74 81 SE13 29.75F HX 85 TC 27
GALESBURG* CLOUDY 76 71 82 S12G18 29.77F TC 25
MACOMB* CLOUDY 77 75 93 S9 29.79F TC 25
JACKSONVILLE* CLOUDY 76 71 85 SE8 29.80F TC 24
ILZ028>032-037-038-041>044-048-051>054-059>061-312300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 71 68 89 S10 29.86F TC 22
BLOOMINGTON CLOUDY 72 70 93 S24 29.86F TC 22
DECATUR CLOUDY 75 69 81 S15G25 29.87F TC 24
PEORIA CLOUDY 74 69 85 S15G26 29.80F TC 23
LACON* CLOUDY 73 67 81 S10G21 29.80F TC 23
LINCOLN* CLOUDY 74 74 99 S13G21 29.84F TC 24
SPRINGFIELD CLOUDY 75 70 84 S13G24 29.82F TC 24
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-312300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN LGT RAIN 71 69 93 SE12 29.89F TC 22
DANVILLE* CLOUDY 70 66 86 SE6 29.92F TC 21
MATTOON LGT RAIN 73 68 84 SE10 29.89F TC 23
PARIS* DRIZZLE 73 68 84 SE6 29.92F TC 23
ILZ079-100>102-312300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* CLOUDY 76 71 85 S10 29.82F TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-312300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 75 72 88 SE7 29.88F TC 24
CAIRO* CLOUDY 76 74 93 CALM 29.89F TC 25
EFFINGHAM* PTSUNNY 75 73 93 SE7 29.91S TC 24
MT. VERNON PTSUNNY 77 69 76 SE12 29.89F TC 25
CENTRALIA* MOSUNNY 79 68 70 SE16 29.87F HX 81 TC 26
SALEM* PTSUNNY 78 71 78 MISG 29.88F HX 80 TC 26
METROPOLIS* CLOUDY 74 73 98 E3 29.90F TC 23
ILZ067-068-072-073-078-083-087-091-312300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 78 68 71 S5 29.92F HX 80 TC 26
FAIRFIELD* CLOUDY 74 70 85 SE5 29.91F TC 24
HARRISBURG* CLOUDY 75 70 84 S7 29.91F TC 24
ROBINSON* CLOUDY 77 70 78 S5 29.91F TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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