308
ASUS43 KLOT 012208
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT SAT AUG 01 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.
ILZ001-002-007-009-015-016-024-012300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE LGT RAIN 71 66 84 N10 29.81S TC 22
STERLING* PTSUNNY 71 66 84 NE15G23 29.82R TC 22
SAVANNA* LGT RAIN 69 65 89 N9G18 29.85R TC 20
ILZ003-004-008-010-011-017-018-012300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 69 65 86 N17 29.84R TC 21
FREEPORT* CLOUDY 67 66 95 NE12G17 29.87R TC 20
ROCHELLE* CLOUDY 69 65 88 NE20 29.81S TC 21
DE KALB* CLOUDY 67 66 96 N18G28 29.81S TC 20
PERU* LGT RAIN 70 66 88 N14G26 29.76S TC 21
ILZ005-006-012>014-019>023-012300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 71 67 87 NE22G30 29.76S TC 22
CHICAGO-MIDWAY LGT RAIN 71 69 93 NE17G28 29.75R TC 22
AURORA CLOUDY 69 66 90 N17G28 29.76R TC 21
JOLIET* LGT RAIN 72 72 99 NE12G18 29.73S TC 22
WAUKEGAN CLOUDY 68 66 93 N15G30 29.80S TC 20
DUPAGE AIRPORT CLOUDY 69 66 90 N16G29 29.77R TC 21
KANKAKEE* CLOUDY 68 67 94 NE13 29.70R TC 20
WHEELING LGT RAIN 69 67 93 NE14G23 29.80R TC 21
LANSING* RAIN 70 68 95 NE13G23 29.73R TC 21
NORTHERLY ISL* N/A 71 67 87 NE14 N/A TC 22
LMZ740>746-012300-
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 68 10/ 17/ 23 1009.0 4/ 6
WAUKEGAN HARBOR 69 68 340/ 17/ 23 1010.2 5/ 6
WILMETTE BUOY 70 70/ 19/ 25 1010.8 6/ 6
CHICAGO BUOY 72 71 1006.5 5/ 5
BURNS HARBOR 1006.8S
MICH CITY BUOY 72 72 40/ 16/ 21 N/A 3/ 5
ST. JOSEPH BUOY 73 70 50/ 14/ 16 1008.2 3/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-012300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 70 66 87 N20G26 29.77R TC 21
GALESBURG* CLOUDY 68 65 90 N17 29.80R TC 20
MACOMB* CLOUDY 70 68 93 N20G25 29.80R TC 21
JACKSONVILLE* CLOUDY 68 68 100 N14G21 29.71R TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-012300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 70 70 100 NE14G23 29.71R TC 21
BLOOMINGTON CLOUDY 69 69 100 N17 29.70R TC 21
DECATUR RAIN 70 68 93 NW7 29.66S FOG TC 21
PEORIA LGT RAIN 69 67 93 N9G21 29.73R FOG TC 21
LACON* DRIZZLE 67 65 91 N8 29.74R TC 20
LINCOLN* LGT RAIN 71 71 100 N13G20 29.69R TC 22
SPRINGFIELD LGT RAIN 70 68 93 N13G22 29.68R TC 21
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-012300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 74 70 87 N9 29.64S TC 23
DANVILLE* CLOUDY 76 71 85 NW6 29.64S VSB 1/4 TC 24
MATTOON CLOUDY 73 65 75 CALM 29.64S TC 23
PARIS* CLOUDY 72 69 90 SW3 29.65S TC 22
ILZ079-100>102-012300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON LGT RAIN 72 68 88 NW10 29.69R TC 22
BELLEVILLE CLOUDY 75 71 88 NW9 29.66 TC 24
CAHOKIA* CLOUDY 74 67 78 NW13G21 29.68R TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-012300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 72 68 88 SW10 29.70S TC 22
CAIRO* CLOUDY 75 68 79 W7 29.72R TC 24
EFFINGHAM* CLOUDY 72 70 93 W3 29.67R TC 22
MARION CLOUDY 72 68 88 SW12 29.70S TC 22
MT. VERNON LGT RAIN 71 67 87 W8 29.68R FOG TC 22
CENTRALIA* LGT RAIN 72 70 95 CALM 29.67R TC 22
SALEM* HVY RAIN 73 70 89 MISG 29.67R TC 23
METROPOLIS* CLOUDY 76 66 72 SW6 29.71S TC 24
ILZ067-068-072-073-078-083-087-091-012300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 74 66 76 W12 29.65R TC 23
FAIRFIELD* CLOUDY 72 66 82 SW9 29.67S TC 22
HARRISBURG* MOSUNNY 75 68 77 W12G20 29.68F TC 24
ROBINSON* CLOUDY 73 68 83 W8 29.64R TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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