691
ASUS43 KLOT 021101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 AM CDT SUN AUG 02 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.
ILZ001-002-007-009-015-016-024-021200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 65 63 93 N6 29.88R TC 18
STERLING* CLEAR 63 63 100 NE3 29.88R TC 17
SAVANNA* CLEAR 62 61 94 N5 29.89R TC 17
ILZ003-004-008-010-011-017-018-021200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 64 63 96 N7 29.90R FOG TC 18
FREEPORT* CLEAR 62 61 96 N3 29.91S TC 17
ROCHELLE* MOCLDY 63 62 95 N7 29.88R FOG TC 17
DE KALB* PTCLDY 64 64 100 N9 29.87R FOG TC 18
ILZ005-006-012>014-019>023-021200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 68 65 90 N13 29.82R TC 20
CHICAGO-MIDWAY MOCLDY 69 66 90 N14 29.81R TC 21
AURORA CLOUDY 66 65 96 N8 29.84R TC 19
JOLIET* PTCLDY 68 67 97 N7 29.82R TC 20
WAUKEGAN CLOUDY 68 66 93 N12G24 29.84R TC 20
DUPAGE AIRPORT MOCLDY 66 65 96 N13 29.83R TC 19
WHEELING PTCLDY 67 65 93 N9 29.85R TC 19
LANSING* CLOUDY 69 65 86 NE12G17 29.81R TC 21
NORTHERLY ISL* N/A 69 65 86 MISG N/A TC 21
LMZ740>746-021200-
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 69 350/ 19/ 27 1010.2S 3/ 5
WAUKEGAN HARBOR 68 68 330/ 19/ 25 1011.3R 4/ 5
WILMETTE BUOY 70 50/ 17/ 21 1012.2R 4/ 5
CHICAGO BUOY 71 68 1008.3R 4/ 6
HARRISON CRIB 71 10/ 21/ 23 N/A
NORTHERLY ISL 69 340/ 10/ 15 N/A
CALUMET HARBOR 70 360/ 10/ 15 1009.3
BURNS HARBOR 1009.5R
MICHIGAN CITY 67 20/ 17/ 18 1007.1R
MICH CITY BUOY 69 68 20/ 17/ 21 N/A 4/ 6
ST. JOSEPH BUOY 67 62 20/ 14/ 16 1009.6R 3/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-021200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 64 62 93 N9 29.87R TC 18
GALESBURG* CLEAR 62 62 100 N7 29.88S TC 17
MACOMB* CLEAR 63 63 100 CALM 29.89R TC 17
JACKSONVILLE* PTCLDY 64 64 100 N8 29.83R TC 18
ILZ028>032-037-038-041>044-048-051>054-059>061-021200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 66 66 100 N10 29.82R TC 19
BLOOMINGTON CLOUDY 66 66 100 N16 29.81R FOG TC 19
DECATUR CLOUDY 67 65 93 N13 29.77R TC 19
PEORIA CLEAR 64 63 96 N6 29.83S TC 18
LINCOLN* CLOUDY 67 67 100 N10 29.81R TC 20
SPRINGFIELD LGT RAIN 65 64 97 N10G18 29.81R TC 18
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-021200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 67 66 97 N14G23 29.76R TC 19
DANVILLE* CLOUDY 67 66 95 N9 29.75R TC 20
MATTOON CLOUDY 68 65 90 N13 29.73R TC 20
PARIS* CLOUDY 68 66 94 N8 29.73R TC 20
ILZ079-100>102-021200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 67 64 90 N8 29.80R TC 20
CAHOKIA* CLOUDY 69 65 86 N10G22 29.78R TC 21
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-021200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLOUDY 70 70 99 NW9 29.73R TC 21
EFFINGHAM* CLOUDY 68 68 100 NW8 29.74R TC 20
MARION CLOUDY 68 68 99 N6 29.74R FOG TC 20
MT. VERNON CLOUDY 68 66 93 VRB5 29.73S TC 20
CENTRALIA* CLOUDY 69 66 90 N8 29.74R TC 21
SALEM* CLOUDY 69 66 90 MISG 29.74R TC 21
METROPOLIS* CLOUDY 69 69 98 W5 29.72R TC 21
ILZ067-068-072-073-078-083-087-091-021200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 69 68 96 CALM 29.67R TC 21
FAIRFIELD* CLOUDY 68 66 92 NW6 29.70R TC 20
HARRISBURG* CLOUDY 70 69 97 N9G20 29.71R TC 21
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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