728
ASUS43 KLOT 312010
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 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.
ILZ001-002-007-009-015-016-024-312100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 74 72 93 S9 29.77F FOG TC 23
STERLING* CLOUDY 69 69 100 SE9 29.83F FOG TC 21
SAVANNA* RAIN 69 67 95 SE10G16 29.80F TC 21
ILZ003-004-008-010-011-017-018-312100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 71 67 87 SE6 29.88F TC 22
FREEPORT* CLOUDY 67 66 96 SE17G24 29.86F TC 20
ROCHELLE* DRIZZLE 69 66 92 SE9G17 29.88F TC 21
DE KALB* CLOUDY 71 67 88 SE13 29.91F TC 22
PERU* LGT RAIN 72 68 88 SE15G22 29.86F TC 22
ILZ005-006-012>014-019>023-312100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 74 66 76 S7 29.91F TC 23
CHICAGO-MIDWAY CLOUDY 76 67 73 S10 29.91F TC 24
AURORA CLOUDY 71 67 87 SE6 29.90F TC 22
JOLIET* CLOUDY 75 69 81 SE10 29.91F TC 24
WAUKEGAN LGT RAIN 73 70 90 SE3 29.91F TC 23
DUPAGE AIRPORT LGT RAIN 71 65 81 SE15G24 29.90F TC 22
KANKAKEE* CLOUDY 73 62 69 S9 29.95S TC 23
WHEELING LGT RAIN 73 66 78 S9 29.93F TC 23
LANSING* LGT RAIN 75 66 74 SE7 29.94F TC 24
NORTHERLY ISL* N/A 75 63 66 SE12 N/A TC 24
LMZ740>746-312100-
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 71 150/ 6/ 10 1012.4 1/ 3
WAUKEGAN HARBOR 73 70 170/ 8/ 10 1013.7 1/ 3
WILMETTE BUOY 73 150/ 8/ 12 1016.2F 1/ 3
CHICAGO BUOY 76 72 1012.1 1/ 3
HARRISON CRIB 78 170/ 15/ 17 N/A
NORTHERLY ISL 76 190/ 7/ 14 N/A
CALUMET HARBOR 77 140/ 10/ 14 1013.8
BURNS HARBOR 1014.2F
MICHIGAN CITY 79 180/ 8/ 10 1012.6
MICH CITY BUOY 76 74 170/ 4/ 6 N/A 0
ST. JOSEPH BUOY 76 73 180/ 4/ 6 1014.8F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-312100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 79 73 82 S10 29.80F HX 82 TC 26
GALESBURG* CLOUDY 75 70 86 S12 29.82F TC 24
MACOMB* CLOUDY 77 75 94 CALM 29.83F TC 25
JACKSONVILLE* CLOUDY 77 74 89 SE10 29.84F TC 25
ILZ028>032-037-038-041>044-048-051>054-059>061-312100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 73 68 86 S12G17 29.90F TC 23
BLOOMINGTON CLOUDY 70 70 100 SE16G23 29.90F TC 21
DECATUR LGT RAIN 73 69 87 S13 29.92F TC 23
PEORIA LGT RAIN 72 70 93 S13 29.84F TC 22
LACON* CLOUDY 71 66 84 S14 29.84F TC 22
LINCOLN* CLOUDY 72 72 100 S10G17 29.87F TC 22
SPRINGFIELD CLOUDY 75 71 87 S12G22 29.86F TC 24
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-312100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN LGT RAIN 72 68 87 S13 29.94F TC 22
DANVILLE* CLOUDY 74 66 76 S6 29.96F TC 23
MATTOON LGT RAIN 73 68 84 S6 29.94F TC 23
PARIS* CLOUDY 77 66 69 S7 29.96S TC 25
ILZ079-100>102-312100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 75 72 88 S10 29.88S TC 24
BELLEVILLE PTSUNNY 79 76 91 S17 29.86F HX 83 TC 26
CAHOKIA* PTSUNNY 78 71 79 S10 29.86F HX 80 TC 26
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-312100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 73 72 94 SE7 29.92F TC 23
CAIRO* CLOUDY 73 73 100 SE6 29.93F TC 23
EFFINGHAM* DRIZZLE 74 72 94 S3 29.96F TC 23
MT. VERNON CLOUDY 73 70 90 S5 29.94F TC 23
CENTRALIA* CLOUDY 73 69 87 CALM 29.94F TC 23
SALEM* CLOUDY 73 70 88 MISG 29.95S TC 23
METROPOLIS* RAIN 73 72 97 CALM 29.95F TC 23
ILZ067-068-072-073-078-083-087-091-312100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 80 64 58 S12 29.94F HX 82 TC 27
FAIRFIELD* LGT RAIN 74 70 86 SW6 29.95R TC 24
HARRISBURG* LGT RAIN 73 72 95 CALM 29.94F TC 23
ROBINSON* CLOUDY 79 68 69 S7 29.94S HX 81 TC 26
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page