271
ASUS43 KLOT 012101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 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.
ILZ001-002-007-009-015-016-024-012200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE LGT RAIN 70 66 87 N16G26 29.81R TC 21
STERLING* PTSUNNY 71 67 87 NE18G24 29.81R TC 22
SAVANNA* DRIZZLE 70 66 88 N12 29.83S TC 21
ILZ003-004-008-010-011-017-018-012200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 69 65 86 N17G25 29.83S TC 21
FREEPORT* CLOUDY 66 65 95 N13G28 29.86R TC 19
ILZ005-006-012>014-019>023-012200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 71 67 87 NE22G31 29.76R TC 22
CHICAGO-MIDWAY LGT RAIN 71 69 93 NE18G28 29.74S FOG TC 22
AURORA CLOUDY 69 67 93 N17G26 29.75S TC 21
JOLIET* LGT RAIN 71 71 100 NE13G20 29.73S TC 22
WAUKEGAN LGT RAIN 67 66 97 N17G28 29.80S TC 19
DUPAGE AIRPORT CLOUDY 70 67 90 NE15G29 29.76R TC 21
WHEELING CLOUDY 69 67 93 NE15G25 29.79S TC 21
LANSING* HVY RAIN 68 67 97 NE10 29.73S TC 20
NORTHERLY ISL* N/A 71 67 87 NE9 N/A TC 22
LMZ740>746-012200-
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)
BURNS HARBOR 1006.8F
ILZ025>027-034>036-040-047-049-050-058-095>099-012200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 70 66 87 N18G28 29.76R TC 21
MACOMB* CLOUDY 70 68 93 N20G35 29.78R TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-012200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 69 69 100 N16 29.69R TC 21
DECATUR LGT RAIN 70 68 93 N8 29.66S FOG TC 21
PEORIA LGT RAIN 69 67 93 NE14G24 29.71S FOG TC 21
LINCOLN* LGT RAIN 71 71 100 N12G18 29.67R TC 22
SPRINGFIELD CLOUDY 70 68 93 N15G23 29.66S TC 21
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-012200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 75 69 81 N10 29.64S TC 24
MATTOON CLOUDY 74 65 73 NW3 29.64S TC 23
ILZ079-100>102-012200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 72 68 88 N6 29.68S TC 22
BELLEVILLE CLOUDY 79 70 74 NW12 29.65S HX 82 TC 26
CAHOKIA* CLOUDY 75 67 76 W10 29.67S TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-012200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
EFFINGHAM* CLOUDY 74 68 81 W6 29.66S TC 24
MT. VERNON CLOUDY 73 67 81 W10 29.67S TC 23
CENTRALIA* CLOUDY 71 68 90 NW3 29.66S TC 22
SALEM* CLOUDY 72 69 91 MISG 29.66S TC 22
ILZ067-068-072-073-078-083-087-091-012200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 75 66 73 W9 29.64R TC 24
FAIRFIELD* LGT RAIN 70 67 92 SW6 29.66S TC 21
HARRISBURG* PTSUNNY 77 67 71 W15G25 29.68S TC 25
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