245
ASUS43 KLOT 190310
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM CDT FRI JUL 18 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.
ILZ001-002-007-009-015-016-024-190400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 72 69 90 SE5 30.04R TC 22
ILZ003-004-008-010-011-017-018-190400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 71 63 75 E6 30.08R TC 22
ROCHELLE* CLEAR 66 65 94 SE3 30.08S TC 19
DE KALB* CLEAR 69 66 88 CALM 30.09S TC 21
PERU* CLOUDY 75 70 84 SE3 30.07S TC 24
ILZ005-006-012>014-019>023-190400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 73 64 73 E5 30.07R TC 23
CHICAGO-MIDWAY PTCLDY 77 65 66 E3 30.07R TC 25
AURORA CLEAR 71 66 84 CALM 30.07S TC 22
JOLIET* CLEAR 71 69 91 CALM 30.08S TC 22
WAUKEGAN CLEAR 68 62 81 CALM 30.07R TC 20
DUPAGE AIRPORT CLEAR 73 65 75 CALM 30.07S TC 23
KANKAKEE* PTCLDY 72 68 88 CALM 30.10R TC 22
WHEELING CLOUDY 71 63 75 CALM 30.09R TC 22
MORRIS* PTCLDY 73 68 86 CALM 30.07R TC 23
ROMEOVILLE* PTCLDY 73 68 83 S3 30.09S TC 23
LANSING* CLEAR 70 65 86 S5 30.09R TC 21
NORTHERLY ISL* N/A 70 66 87 N1 N/A TC 21
LMZ740>746-190400-
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 70 CALM 1018.3R 1
WINTHROP HARBOR 70 70 140/ 4/ 4 N/A 1/ 3
WAUKEGAN HARBOR 71 71 170/ 4/ 6 N/A 1
WILMETTE BUOY 72 240/ 2/ 4 1020.6R 1/ 3
CHICAGO BUOY 73 72 340/ 2/ 4 1018.7 1/ 3
HARRISON CRIB 78 CALM N/A
NORTHERLY ISL 71 340/ 1/ 3 N/A
CALUMET HARBOR 74 CALM / 3 1017.4
BURNS HARBOR 76 190/ 4/ 6 1019.0R
MICHIGAN CITY 76 170/ 8/ 10 1016.9R
MICH CITY BUOY 76 76 170/ 8/ 10 1016.8R 1/ 3
ST. JOSEPH BUOY 74 76 90/ 10/ 14 1019.3R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-190400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 76 73 91 SE6 30.04R TC 24
GALESBURG* CLEAR 73 69 86 E3 30.07S TC 23
MACOMB* CLEAR 73 72 96 SE3 30.08R TC 23
JACKSONVILLE* MOCLDY 76 76 99 CALM 30.06S TC 25
PITTSFIELD* CLOUDY 77 77 99 E3 30.06F TC 25
ILZ028>032-037-038-041>044-048-051>054-059>061-190400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 71 69 96 E3 30.09R TC 22
BLOOMINGTON MOCLDY 73 71 93 SE6 30.09S TC 23
DECATUR CLEAR 76 73 91 SE5 30.07S TC 24
PEORIA PTCLDY 77 71 82 E3 30.07R TC 25
LACON* MOCLDY 74 69 82 CALM 30.06R TC 24
LINCOLN* PTCLDY 76 76 100 CALM 30.06F TC 25
SPRINGFIELD PTCLDY 76 73 91 SE3 30.06S TC 24
TAYLORVILLE CLEAR 75 73 94 CALM 30.07S TC 24
ILZ033-039-045-046-055>057-062-063-190400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* PTCLDY 74 70 89 SE3 30.09R TC 23
MATTOON PTCLDY 75 74 96 CALM 30.07R TC 24
ILZ079-100>102-190400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 77 73 88 SE6 30.06R TC 25
BELLEVILLE PTCLDY 78 76 94 S3 30.03 HX 80 TC 26
CAHOKIA* PTCLDY 79 76 90 CALM 30.05R HX 83 TC 26
SPARTA* PTCLDY 81 80 95 CALM 30.07R HX 91 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-190400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* MOCLDY 77 74 90 E5 30.08R TC 25
EFFINGHAM* PTCLDY 75 75 99 CALM 30.09R FOG TC 24
MARION MOCLDY 74 73 96 S3 30.08R TC 23
MT. VERNON MOCLDY 77 73 87 CALM 30.08R TC 25
CENTRALIA* PTCLDY 78 77 96 SE3 30.06R HX 81 TC 26
SALEM* N/A 79 75 87 MISG N/A HX 84 TC 26
METROPOLIS* MOCLDY 74 73 96 CALM 30.09R TC 23
ILZ067-068-072-073-078-083-087-091-190400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 79 78 97 S8 30.08R HX 83 TC 26
FLORA* PTCLDY 79 75 89 E3 30.07S HX 82 TC 26
FAIRFIELD* MOCLDY 74 70 87 CALM 30.08R TC 24
HARRISBURG* MOCLDY 73 72 96 CALM 30.08R TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page