165
ASUS43 KLOT 170912
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CDT FRI OCT 17 2025
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.
ILZ001-002-007-009-015-016-024-171000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 64 56 75 S6 29.93S TC 18
STERLING* MOCLDY 61 54 77 SE3 29.97R TC 16
ILZ003-004-008-010-011-017-018-171000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 58 49 72 SE6 29.98F TC 14
ROCHELLE* MOCLDY 57 49 74 SE7 29.98F TC 14
DE KALB* PTCLDY 55 49 80 S9 30.00S TC 13
PERU* PTCLDY 57 52 81 SE7 29.99S TC 14
ILZ005-006-012>014-019>023-171000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 57 41 55 SE9 30.00S TC 14
CHICAGO-MIDWAY MOCLDY 57 41 55 S7 30.01S TC 14
AURORA PTCLDY 56 48 74 S7 30.00S TC 13
JOLIET* PTCLDY 57 46 66 S7 30.01F TC 14
WAUKEGAN PTCLDY 59 41 51 S10 29.98F TC 15
DUPAGE AIRPORT PTCLDY 58 44 60 S8 29.99F TC 14
KANKAKEE* PTCLDY 50 43 76 SE5 30.04S TC 10
WHEELING PTCLDY 56 43 61 S7 30.01F TC 13
MORRIS* MOCLDY 58 49 73 S8 29.99F TC 15
ROMEOVILLE* CLOUDY 55 45 67 SE9 30.02S TC 13
LANSING* PTCLDY 54 36 49 SE6 30.03S TC 12
NORTHERLY ISL* N/A 58 40 51 S7 N/A TC 14
LMZ740>746-171000-
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)
S. MID LAKE BUOY 170/ 17/ 21 N/A 3/ 5
WINTHROP HARBOR 63 61 N/A 3/ 5
WAUKEGAN HARBOR 62 62 N/A 3/ 5
WILMETTE BUOY 63 160/ 16/ 21 1016.9F 3/ 4
CHICAGO BUOY 62 170/ 14/ 19 1017.1 2/ 3
HARRISON CRIB 62 180/ 17/ 18 N/A
NORTHERLY ISL 58 160/ 5/ 8 N/A
CALUMET HARBOR 160/ 7/ 9 1015.6
BURNS HARBOR 58 150/ 5/ 9 1017.6S
MICHIGAN CITY 57 150/ 10/ 13 1016.3F
ST. JOSEPH BUOY 56 56 110/ 16/ 19 1018.0F 1/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-171000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 65 59 81 S7 29.94S TC 18
GALESBURG* PTCLDY 60 54 78 SE7 29.97R TC 16
MACOMB* PTCLDY 61 56 85 S8 29.98R TC 16
JACKSONVILLE* PTCLDY 62 55 76 SE7 29.98S TC 17
PITTSFIELD* MOCLDY 64 58 81 SE8 29.97S TC 18
ILZ028>032-037-038-041>044-048-051>054-059>061-171000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 57 49 73 SE6 30.01R TC 14
BLOOMINGTON PTCLDY 58 51 78 S13 30.01S TC 14
DECATUR PTCLDY 58 51 78 S5 30.01F TC 14
PEORIA PTCLDY 61 53 75 S7 29.98S TC 16
LACON* PTCLDY 60 51 73 S6 29.97F TC 16
LINCOLN* PTCLDY 60 53 79 S5 30.00S TC 15
SPRINGFIELD PTCLDY 62 53 72 S12 29.99S TC 17
TAYLORVILLE PTCLDY 59 54 82 MISG 30.00S TC 15
ILZ033-039-045-046-055>057-062-063-171000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 53 32 44 SE8 30.03S TC 12
DANVILLE* PTCLDY 53 46 76 SE5 30.05S TC 12
RANTOUL* PTCLDY 52 46 82 SE6 30.03S TC 11
MATTOON PTCLDY 56 49 77 SE7 30.02S TC 13
PARIS* PTCLDY 51 45 80 SE6 30.05S TC 11
ILZ079-100>102-171000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 59 55 86 MISG 30.00R TC 15
BELLEVILLE MOCLDY 63 56 80 S8 29.97S TC 17
CAHOKIA* MOCLDY 63 56 78 SE7 29.98S TC 17
SPARTA* PTCLDY 63 57 82 SE6 30.00S TC 17
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 59 55 87 SE6 30.00F TC 15
CAIRO* CLEAR 61 57 88 CALM 30.01R TC 16
EFFINGHAM* PTCLDY 57 51 81 E6 30.04S TC 14
MARION CLEAR 59 52 77 CALM 30.02S TC 15
MT. VERNON PTCLDY 58 54 86 CALM 30.02S TC 14
CENTRALIA* PTCLDY 60 52 73 SE6 30.01S TC 16
SALEM* PTCLDY 61 54 77 SE5 30.01S TC 16
METROPOLIS* PTCLDY 59 52 77 CALM 30.01S TC 15
ILZ067-068-072-073-078-083-087-091-171000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 53 48 83 E3 30.04S TC 12
FLORA* PTCLDY 55 54 94 CALM 30.03S TC 13
FAIRFIELD* PTCLDY 56 50 81 CALM 30.02S TC 13
HARRISBURG* PTCLDY 58 52 81 MISG 30.02S TC 14
ROBINSON* PTCLDY 52 50 93 CALM 30.04R TC 11
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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