143
ASUS43 KLOT 190801
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 AM CDT MON OCT 19 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.
ILZ001-002-007-009-015-016-024-190900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 43 37 79 CALM 30.35R TC 6
STERLING* CLEAR 39 36 89 E3 30.38R TC 4
SAVANNA* CLEAR 43 38 82 S6 30.36S TC 6
ILZ003-004-008-010-011-017-018-190900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 41 37 86 SE5 30.38S TC 5
FREEPORT* CLEAR 46 39 76 SW3 30.38R TC 8
DE KALB* CLEAR 40 36 84 S3 30.39S TC 5
ILZ005-006-012>014-019>023-190900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 48 37 65 SW5 30.37S TC 9
CHICAGO-MIDWAY CLEAR 49 36 61 SW6 30.38S TC 9
AURORA CLEAR 37 35 92 N3 30.38S TC 3
JOLIET* CLEAR 41 40 99 CALM 30.39S TC 5
WAUKEGAN CLEAR 45 37 73 SW5 30.36S TC 7
DUPAGE AIRPORT CLEAR 44 37 76 CALM 30.39R TC 7
KANKAKEE* CLEAR 38 36 90 CALM 30.40F TC 4
WHEELING CLEAR 48 37 65 SW3 30.39R TC 9
ROMEOVILLE* CLEAR 43 39 87 S5 30.39S TC 6
LANSING* CLEAR 43 36 75 CALM 30.39F TC 6
NORTHERLY ISL* N/A 53 36 52 W7 N/A TC 12
LMZ740>746-190900-
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 52 56 1025.6R
WAUKEGAN HARBOR 53 55 220/ 8/ 12 1026.6R 1/ 3
WILMETTE BUOY 55 200/ 10/ 14 1027.8R 1/ 3
CHICAGO BUOY 55 58 240/ 10/ 12 1027.2R 1
HARRISON CRIB 58 210/ 18/ 19 N/A
NORTHERLY ISL 53 240/ 5/ 8 N/A
CALUMET HARBOR 51 200/ 5/ 8 1028.7
MICHIGAN CITY 50 190/ 3/ 5 1028.9R
MICH CITY BUOY 54 59 200/ 8/ 10 N/A 1/ 3
ST. JOSEPH BUOY 55 59 180/ 8/ 10 1029.6S 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-190900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 46 37 71 S6 30.35S TC 8
GALESBURG* CLEAR 44 38 82 S3 30.37F TC 7
MACOMB* CLEAR 37 37 97 SE3 30.38S TC 3
JACKSONVILLE* CLEAR 43 36 78 CALM 30.38S TC 6
PITTSFIELD* CLEAR 43 39 85 CALM 30.38S TC 6
ILZ028>032-037-038-041>044-048-051>054-059>061-190900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 42 37 82 S6 30.39S TC 6
DECATUR CLEAR 38 36 92 CALM 30.40S TC 3
PEORIA CLEAR 43 38 82 CALM 30.38S TC 6
LACON* CLEAR 38 35 87 CALM 30.37S TC 3
SPRINGFIELD CLEAR 42 36 79 CALM 30.38S TC 6
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-190900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 39 35 86 SE3 30.40S TC 4
RANTOUL* CLEAR 38 36 90 CALM 30.40F TC 4
MATTOON CLEAR 41 40 96 S3 30.39S TC 5
ILZ079-100>102-190900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* CLEAR 41 41 100 CALM 30.38S TC 5
SPARTA* CLEAR 42 42 100 CALM 30.39S TC 6
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-190900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 42 41 96 CALM 30.39R TC 6
CAIRO* CLEAR 42 42 99 CALM 30.38F TC 6
EFFINGHAM* CLEAR 40 38 94 CALM 30.41F TC 4
MARION CLEAR 41 41 100 CALM 30.39R TC 5
MT. VERNON CLEAR 37 36 96 CALM 30.40R TC 3
CENTRALIA* CLEAR 39 38 96 CALM 30.39S TC 4
SALEM* CLEAR 42 40 95 MISG 30.39S TC 6
ILZ067-068-072-073-078-083-087-091-190900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE N/A N/A N/A N/A MISG 30.40S
FLORA* CLEAR 39 39 100 CALM 30.40S TC 4
FAIRFIELD* CLEAR 42 38 86 CALM 30.40R TC 6
HARRISBURG* CLEAR 40 39 98 CALM 30.40S TC 4
ROBINSON* LGT RAIN 36 36 100 W1 30.40S VSB<1/4 TC 2
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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