848
ASUS43 KLOT 170210
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 PM CDT TUE SEP 16 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.
ILZ001-002-007-009-015-016-024-170300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 67 61 81 CALM 30.12R TC 19
STERLING* CLEAR 70 57 63 E3 30.15R TC 21
ILZ003-004-008-010-011-017-018-170300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 72 58 61 E3 30.17R TC 22
ROCHELLE* CLEAR 65 55 71 E6 30.16S TC 18
DE KALB* CLEAR 67 58 73 E5 30.18R TC 19
PERU* CLEAR 70 57 62 E6 30.15R TC 21
ILZ005-006-012>014-019>023-170300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 72 51 47 E5 30.15S TC 22
CHICAGO-MIDWAY MOCLDY 74 54 49 E6 30.16R TC 23
AURORA CLEAR 67 57 70 CALM 30.16R TC 19
JOLIET* CLEAR 66 58 75 CALM 30.16S TC 19
WAUKEGAN CLEAR 61 57 87 CALM 30.16S TC 16
DUPAGE AIRPORT CLEAR 68 54 60 CALM 30.16S TC 20
KANKAKEE* CLEAR 64 55 72 NE6 30.16S TC 18
WHEELING CLEAR 67 59 75 CALM 30.18R TC 19
MORRIS* CLEAR 68 58 70 E3 30.14S TC 20
ROMEOVILLE* CLEAR 66 57 72 NE7 30.17R TC 19
LANSING* CLEAR 67 60 78 CALM 30.17R TC 20
NORTHERLY ISL* N/A 68 59 73 N5 N/A TC 20
LMZ740>746-170300-
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 69 69 360/ 4/ 4 1021.6R 0
WINTHROP HARBOR 69 71 300/ 2/ 2 N/A 0
WAUKEGAN HARBOR 69 71 N/A 0
CHICAGO BUOY 71 66 330/ 2/ 4 1021.7 1
NORTHERLY ISL 68 360/ 3/ 4 N/A
CALUMET HARBOR 68 360/ 2/ 3 1020.2
BURNS HARBOR 69 60/ 4/ 4 1021.7R
MICHIGAN CITY 69 30/ 7/ 7 1019.9R
ST. JOSEPH BUOY 69 69 360/ 12/ 14 1021.7S 1
ILZ025>027-034>036-040-047-049-050-058-095>099-170300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 78 59 51 E6 30.10R TC 26
GALESBURG* CLEAR 71 54 54 CALM 30.14R TC 22
MACOMB* CLEAR 67 59 75 NE3 30.13S TC 19
JACKSONVILLE* CLEAR 66 56 71 CALM 30.11S TC 19
PITTSFIELD* CLEAR 71 61 70 CALM 30.12R TC 22
ILZ028>032-037-038-041>044-048-051>054-059>061-170300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 64 55 71 E7 30.15S TC 18
BLOOMINGTON CLEAR 67 57 70 NE9 30.15R TC 19
DECATUR CLEAR 68 55 63 CALM 30.13R TC 20
PEORIA CLEAR 76 55 48 E7 30.12S TC 24
LACON* CLEAR 74 55 51 E12 30.13R TC 23
LINCOLN* CLEAR 68 56 65 CALM 30.13R TC 20
SPRINGFIELD CLEAR 72 56 57 E5 30.11R TC 22
TAYLORVILLE CLEAR 72 54 53 MISG 30.11R TC 22
ILZ033-039-045-046-055>057-062-063-170300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 73 55 53 NE8 30.14R TC 23
DANVILLE* CLEAR 64 55 72 N7 30.14S TC 18
RANTOUL* CLEAR 72 54 52 NE7 30.14S TC 22
MATTOON CLEAR 68 53 58 NE5 30.11R TC 20
PARIS* CLEAR 64 52 63 NE6 30.12S TC 18
ILZ079-100>102-170300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 75 57 53 NE6 30.09R TC 24
BELLEVILLE CLEAR 78 59 52 N6 30.06R TC 26
CAHOKIA* CLEAR 71 62 73 SE3 30.08R TC 22
SPARTA* CLEAR 81 58 45 NW3 30.09R HX 81 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-170300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 70 65 84 CALM 30.07R TC 21
CAIRO* CLEAR 74 67 79 CALM 30.07R TC 23
EFFINGHAM* CLEAR 74 55 51 NE3 30.11S TC 23
MARION CLEAR 72 60 67 CALM 30.08R TC 22
MT. VERNON CLEAR 69 63 81 CALM 30.09R TC 21
CENTRALIA* CLEAR 69 57 64 CALM 30.09R TC 21
SALEM* CLEAR 72 56 57 E3 30.09R TC 22
METROPOLIS* CLEAR 74 66 75 CALM 30.07R TC 24
ILZ067-068-072-073-078-083-087-091-170300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 72 60 66 NE8 30.09R TC 22
FLORA* CLEAR 72 61 68 NE3 30.09R TC 22
FAIRFIELD* CLEAR 73 58 58 CALM 30.08R TC 23
HARRISBURG* CLEAR 71 60 69 MISG 30.08R TC 21
ROBINSON* CLEAR 64 59 82 N5 30.09S TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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