040
ASUS43 KLOT 030310
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM CDT FRI OCT 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.
ILZ001-002-007-009-015-016-024-030400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 49 47 93 CALM 30.28S TC 9
STERLING* CLEAR 50 44 80 CALM 30.30R TC 10
SAVANNA* CLEAR 48 45 90 CALM 30.30S TC 9
ILZ003-004-008-010-011-017-018-030400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 46 43 89 CALM 30.32R TC 8
FREEPORT* CLEAR 47 45 93 CALM 30.32R TC 8
ROCHELLE* CLEAR 47 43 85 CALM 30.31R TC 9
DE KALB* CLEAR 49 42 76 NE5 30.31S TC 9
ILZ005-006-012>014-019>023-030400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 56 46 69 N6 30.29R TC 13
CHICAGO-MIDWAY CLEAR 57 47 69 NE6 30.29R TC 14
AURORA CLEAR 50 46 86 CALM 30.30R TC 10
JOLIET* CLEAR 50 50 99 CALM 30.30S TC 10
WAUKEGAN CLEAR 47 47 100 CALM 30.30R TC 8
DUPAGE AIRPORT CLEAR 48 46 93 CALM 30.30R TC 9
KANKAKEE* CLEAR 49 47 95 CALM 30.31R TC 9
WHEELING PTCLDY 52 50 93 CALM 30.31R TC 11
ROMEOVILLE* CLEAR 52 50 93 NE3 30.30S TC 11
LANSING* CLEAR 54 46 74 CALM 30.30S TC 12
NORTHERLY ISL* N/A 59 47 64 NE9 N/A TC 15
LMZ740>746-030400-
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 61 63 20/ 8/ 10 1019.4 2/ 6
WAUKEGAN HARBOR 61 63 360/ 8/ 12 1024.7 2/ 6
WILMETTE BUOY 62 50/ 10/ 14 1027.3R 3/ 5
CHICAGO BUOY 62 64 50/ 12/ 16 1024.6 3/ 6
HARRISON CRIB 61 40/ 12/ 14 N/A
NORTHERLY ISL 59 30/ 6/ 11 N/A
CALUMET HARBOR 60 20/ 8/ 10 1025.7
MICHIGAN CITY 59 30/ 14/ 16 1025.0R
MICH CITY BUOY 59 62 30/ 14/ 19 N/A 4/ 5
ST. JOSEPH BUOY 59 62 30/ 12/ 14 1026.3R 4/ 6
ILZ025>027-034>036-040-047-049-050-058-095>099-030400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 52 45 77 NE6 30.26R TC 11
GALESBURG* CLEAR 49 45 86 CALM 30.30R TC 9
MACOMB* CLEAR 52 45 77 N6 30.30R TC 11
JACKSONVILLE* CLEAR 55 45 68 N5 30.26R TC 13
PITTSFIELD* CLEAR 58 43 57 N5 30.26S TC 15
ILZ028>032-037-038-041>044-048-051>054-059>061-030400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 49 46 88 E5 30.30R TC 10
BLOOMINGTON CLEAR 52 44 74 NE7 30.29R TC 11
DECATUR CLEAR 54 48 80 NE9 30.27R TC 12
PEORIA CLEAR 54 45 71 NE3 30.28R TC 12
LACON* CLEAR 49 45 84 CALM 30.29R TC 10
SPRINGFIELD CLEAR 55 43 63 NE7 30.26R TC 13
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-030400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 54 43 66 NE9 30.27R TC 12
RANTOUL* CLEAR 52 44 75 NE6 30.28R TC 11
MATTOON CLEAR 56 48 74 NE13 30.25R TC 13
PARIS* CLEAR 53 47 79 NE5 30.27R TC 12
ILZ079-100>102-030400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE CLEAR 61 51 70 CALM 30.21R TC 16
CAHOKIA* CLEAR 58 52 80 NE3 30.23R TC 14
SPARTA* CLEAR 59 53 78 NE6 30.23R TC 15
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-030400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* MOCLDY 66 64 91 NE7 30.18S TC 19
EFFINGHAM* CLEAR 56 50 80 CALM 30.25S TC 13
MARION CLOUDY 61 61 100 NE3 30.21R TC 16
MT. VERNON CLEAR 61 55 81 NE7 30.22R TC 16
CENTRALIA* CLEAR 56 54 95 CALM 30.23R TC 13
SALEM* CLEAR 61 54 77 MISG 30.23R TC 16
METROPOLIS* CLOUDY 64 64 98 N5 30.18S TC 18
ILZ067-068-072-073-078-083-087-091-030400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 58 52 80 NE6 30.22R TC 14
FLORA* CLEAR 59 52 77 CALM 30.23S TC 15
FAIRFIELD* CLEAR 62 54 75 N6 30.22R TC 17
HARRISBURG* CLEAR 64 61 91 NE6 30.20S TC 18
ROBINSON* CLEAR 54 52 94 N6 30.23R TC 12
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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