671
ASUS43 KLOT 090806
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 AM CDT WED SEP 09 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.
ILZ001-002-007-009-015-016-024-090900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE LGT RAIN 72 71 97 SW5 30.03S TC 22
STERLING* CLOUDY 72 72 100 VRB3 30.02F FOG TC 22
SAVANNA* CLOUDY 72 69 91 SW5 30.02R TC 22
ILZ003-004-008-010-011-017-018-090900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD RAIN 71 69 93 S9 29.98F TC 22
FREEPORT* CLOUDY 71 70 95 SW8 30.00F TC 22
ROCHELLE* LGT RAIN 69 67 94 SW5 30.02F TC 21
DE KALB* CLOUDY 69 68 95 S7 30.01F TC 21
ILZ005-006-012>014-019>023-090900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 75 65 70 S6 30.00F TC 24
CHICAGO-MIDWAY CLOUDY 77 65 66 S6 30.01F TC 25
AURORA CLOUDY 70 67 90 CALM 30.01F TC 21
JOLIET* CLOUDY 72 69 93 CALM 30.03F TC 22
WAUKEGAN MOCLDY 69 67 93 CALM 29.99F TC 21
DUPAGE AIRPORT LGT RAIN 72 66 81 S3 30.01F TC 22
KANKAKEE* MOCLDY 74 64 72 SW5 30.03F TC 23
WHEELING MOCLDY 74 65 73 S5 30.00F TC 23
ROMEOVILLE* CLOUDY 73 68 83 S6 30.03F TC 23
LANSING* CLOUDY 70 65 82 S3 30.02F TC 21
NORTHERLY ISL* N/A 77 62 59 S7 N/A TC 25
LMZ740>746-090900-
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 70 63 170/ 2/ 4 1015.4 1
WAUKEGAN HARBOR 72 71 180/ 2/ 4 1016.0 1
WILMETTE BUOY 74 220/ 6/ 8 1019.0F 0
CHICAGO BUOY 75 73 1015.1 0
HARRISON CRIB 78 240/ 6/ 7 N/A
NORTHERLY ISL 78 270/ 1/ 5 N/A
CALUMET HARBOR 77 240/ 3/ 4 1016.9
MICHIGAN CITY 76 150/ 5/ 7 1015.0F
MICH CITY BUOY 70 67 100/ 2/ 2 N/A 0
ST. JOSEPH BUOY 71 69 140/ 8/ 8 1017.4F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-090900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 76 68 76 NE9 30.04R TC 24
GALESBURG* CLOUDY 71 69 92 N6 30.07F TC 22
MACOMB* MOCLDY 74 73 96 N5 30.08F TC 23
JACKSONVILLE* CLEAR 76 61 59 S5 30.02F TC 25
PITTSFIELD* CLEAR 78 63 58 S5 30.03F HX 80 TC 26
ILZ028>032-037-038-041>044-048-051>054-059>061-090900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 74 64 71 CALM 30.05R TC 23
BLOOMINGTON MOCLDY 76 62 62 W12G18 30.07R TC 24
DECATUR PTCLDY 74 64 71 S8 30.05F TC 23
PEORIA MOCLDY 77 66 68 NW3 30.06R TC 25
LACON* MOCLDY 75 67 75 NW3 30.04S TC 24
LINCOLN* PTCLDY 76 64 65 CALM 30.05R TC 25
SPRINGFIELD PTCLDY 78 63 59 S8 30.02F HX 80 TC 26
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-090900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 72 64 76 S7 30.05F TC 22
RANTOUL* MOCLDY 70 65 84 S3 30.05F TC 21
MATTOON PTCLDY 75 67 76 S8 30.05F TC 24
PARIS* MOCLDY 70 68 94 S5 30.07F TC 21
ILZ079-100>102-090900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 70 66 86 CALM 30.05F TC 21
CAHOKIA* CLEAR 71 67 87 CALM 30.04F TC 22
SPARTA* CLEAR 75 68 80 S5 30.07F TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-090900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLEAR 78 73 83 S6 30.10S HX 81 TC 26
EFFINGHAM* PTCLDY 71 67 87 SE5 30.08F TC 22
MARION CLEAR 77 72 83 S10 30.08F TC 25
MT. VERNON CLEAR 77 72 84 S6 30.08F TC 25
CENTRALIA* PTCLDY 76 71 83 S7 30.07S TC 25
SALEM* PTCLDY 76 71 83 MISG 30.07F TC 25
METROPOLIS* CLEAR 78 69 72 S5 30.10F HX 80 TC 26
ILZ067-068-072-073-078-083-087-091-090900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 72 70 93 S6 30.09F TC 22
FLORA* PTCLDY 70 68 94 S5 30.08S TC 21
FAIRFIELD* CLEAR 75 70 83 S3 30.08S TC 24
HARRISBURG* CLEAR 77 72 83 S5 30.09S TC 25
ROBINSON* PTCLDY 72 70 94 S6 30.08F TC 22
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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