794
ASUS43 KLOT 170808
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 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.
ILZ001-002-007-009-015-016-024-170900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 64 55 72 S6 29.93S TC 18
STERLING* PTCLDY 61 54 77 SE5 29.96F TC 16
ILZ003-004-008-010-011-017-018-170900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 58 48 69 SE5 29.99S TC 14
ROCHELLE* PTCLDY 57 48 71 S6 29.99R TC 14
DE KALB* PTCLDY 55 47 74 SE13 30.00F TC 13
PERU* PTCLDY 58 51 78 S6 29.99S TC 15
ILZ005-006-012>014-019>023-170900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 58 40 51 S8 30.00F TC 14
CHICAGO-MIDWAY MOCLDY 58 40 51 S6 30.01F TC 14
AURORA PTCLDY 56 47 71 S8 30.00S TC 13
JOLIET* PTCLDY 58 45 62 S3 30.02S TC 14
WAUKEGAN CLEAR 59 41 51 S9 30.00F TC 15
DUPAGE AIRPORT PTCLDY 58 43 57 S9 30.00S TC 14
KANKAKEE* PTCLDY 50 43 76 SE5 30.04S TC 10
WHEELING PTCLDY 56 42 59 S7 30.02F TC 13
MORRIS* PTCLDY 58 50 72 S6 30.00S TC 15
ROMEOVILLE* CLOUDY 55 43 62 SE12 30.02S TC 13
LANSING* PTCLDY 55 36 49 SE6 30.03F TC 13
NORTHERLY ISL* N/A 58 40 51 S6 N/A TC 14
LMZ740>746-170900-
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 63 65 180/ 16/ 19 1016.8F
WINTHROP HARBOR 63 61 N/A 3/ 4
WAUKEGAN HARBOR 63 62 N/A 3/ 4
WILMETTE BUOY 63 160/ 16/ 21 1017.2F 3/ 4
CHICAGO BUOY 62 160/ 12/ 16 1017.3F 2/ 3
HARRISON CRIB 62 180/ 19/ 20 N/A
NORTHERLY ISL 59 150/ 7/ 9 N/A
CALUMET HARBOR 59 150/ 5/ 8 1015.8
BURNS HARBOR 59 170/ 6/ 12 1017.6F
MICHIGAN CITY 58 150/ 10/ 12 1016.6F
ST. JOSEPH BUOY 56 56 120/ 12/ 16 1018.4R 1/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-170900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 65 59 81 S9 29.94S TC 18
GALESBURG* PTCLDY 62 54 73 S8 29.96F TC 17
MACOMB* PTCLDY 62 56 82 S10 29.98R TC 17
JACKSONVILLE* PTCLDY 63 54 73 S7 29.98S TC 17
PITTSFIELD* PTCLDY 64 58 80 SE8 29.97F TC 18
ILZ028>032-037-038-041>044-048-051>054-059>061-170900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 56 50 79 SE7 30.01F TC 14
BLOOMINGTON PTCLDY 58 52 80 S13 30.01F TC 14
DECATUR PTCLDY 59 52 77 SE7 30.02S TC 15
PEORIA PTCLDY 62 53 72 S10 29.98S TC 17
LACON* PTCLDY 60 51 73 S5 29.98S TC 16
LINCOLN* PTCLDY 59 54 83 S6 30.00S TC 15
SPRINGFIELD PTCLDY 63 54 72 S10 29.99R TC 17
TAYLORVILLE PTCLDY 61 54 77 MISG 30.01S TC 16
ILZ033-039-045-046-055>057-062-063-170900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 54 32 43 SE9 30.03S TC 12
DANVILLE* PTCLDY 54 46 75 SE6 30.05S TC 12
RANTOUL* PTCLDY 54 46 76 CALM 30.03S TC 12
MATTOON PTCLDY 57 49 74 SE7 30.02F TC 14
PARIS* PTCLDY 54 46 73 SE7 30.05S TC 12
ILZ079-100>102-170900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 61 55 83 MISG 29.99S TC 16
BELLEVILLE PTCLDY 62 57 82 S6 29.97F TC 17
CAHOKIA* PTCLDY 62 56 80 SE6 29.98F TC 17
SPARTA* PTCLDY 64 57 80 SE6 30.01S TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-170900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 60 56 86 SE5 30.01S TC 16
CAIRO* CLEAR 62 58 88 CALM 30.01S TC 17
EFFINGHAM* PTCLDY 58 52 80 E6 30.04S TC 15
MARION PTCLDY 60 53 76 E5 30.02S TC 16
MT. VERNON PTCLDY 59 54 83 E3 30.02S TC 15
CENTRALIA* PTCLDY 61 53 75 SE7 30.01F TC 16
SALEM* PTCLDY 62 54 75 SE6 30.01F TC 17
METROPOLIS* CLEAR 61 53 75 CALM 30.01S TC 16
ILZ067-068-072-073-078-083-087-091-170900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 53 48 83 E7 30.04F TC 12
FLORA* PTCLDY 55 54 94 CALM 30.03S TC 13
FAIRFIELD* PTCLDY 58 51 77 CALM 30.02F TC 15
HARRISBURG* CLEAR 58 53 82 MISG 30.03R TC 15
ROBINSON* PTCLDY 52 52 100 E6 30.03F TC 11
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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