303
ASUS43 KLOT 190410
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 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.
ILZ001-002-007-009-015-016-024-190500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 72 69 90 SE6 30.03F TC 22
ILZ003-004-008-010-011-017-018-190500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 70 63 78 SE3 30.07F TC 21
ROCHELLE* CLEAR 67 65 94 SE3 30.07F TC 20
DE KALB* PTCLDY 68 65 90 SE3 30.08F TC 20
PERU* PTCLDY 73 68 84 CALM 30.06F TC 23
ILZ005-006-012>014-019>023-190500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 72 65 78 E5 30.06F TC 22
CHICAGO-MIDWAY PTCLDY 77 65 66 SW3 30.06F TC 25
AURORA CLOUDY 71 67 87 CALM 30.07S TC 22
JOLIET* CLOUDY 73 70 91 CALM 30.07F TC 23
WAUKEGAN CLEAR 66 62 87 CALM 30.06F TC 19
DUPAGE AIRPORT CLOUDY 72 66 81 CALM 30.06F TC 22
KANKAKEE* CLEAR 70 68 92 SE3 30.08F TC 21
WHEELING CLEAR 70 64 81 CALM 30.08F TC 21
MORRIS* CLOUDY 74 68 81 CALM 30.06F TC 24
ROMEOVILLE* CLOUDY 73 70 88 S5 30.07F TC 23
LANSING* CLEAR 69 66 89 CALM 30.08F TC 21
NORTHERLY ISL* N/A 70 66 87 N2 N/A TC 21
LMZ740>746-190500-
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 / 2 1018.3S 1
WINTHROP HARBOR 70 70 140/ 2/ 4 N/A 1
WAUKEGAN HARBOR 71 71 150/ 4/ 6 N/A 1
WILMETTE BUOY 72 CALM / 2 1020.3F 1
CHICAGO BUOY 73 72 360/ 2/ 4 1018.4 1/ 3
HARRISON CRIB 78 290/ 1/ 1 N/A
NORTHERLY ISL 70 CALM / 2 N/A
CALUMET HARBOR 73 150/ 2/ 2 1017.3F
BURNS HARBOR 75 190/ 4/ 5 1019.0S
MICHIGAN CITY 74 170/ 8/ 9 1017.0R
MICH CITY BUOY 75 76 170/ 8/ 10 1016.8S 1/ 3
ST. JOSEPH BUOY 74 76 120/ 12/ 16 1019.2F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-190500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 76 73 91 SE6 30.03F TC 24
GALESBURG* CLEAR 72 68 88 E3 30.05F TC 22
MACOMB* CLEAR 73 72 97 CALM 30.06F TC 23
JACKSONVILLE* PTCLDY 75 74 98 SE3 30.05S TC 24
PITTSFIELD* PTCLDY 76 75 98 SE3 30.05F TC 24
ILZ028>032-037-038-041>044-048-051>054-059>061-190500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 72 70 95 SE6 30.06F TC 22
BLOOMINGTON PTCLDY 72 71 97 SE5 30.08F TC 22
DECATUR CLEAR 76 73 91 SE6 30.07S TC 24
PEORIA CLEAR 77 71 82 CALM 30.05F TC 25
LACON* CLEAR 73 68 82 E5 30.05S TC 23
LINCOLN* CLEAR 75 75 100 CALM 30.06S TC 24
SPRINGFIELD CLEAR 76 73 91 SE5 30.05F TC 24
TAYLORVILLE CLEAR 73 72 94 S3 30.07S TC 23
ILZ033-039-045-046-055>057-062-063-190500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* CLEAR 73 70 91 SE3 30.08S TC 23
MATTOON CLEAR 74 73 97 SE3 30.07S TC 23
ILZ079-100>102-190500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 76 74 93 SW3 30.06S TC 25
BELLEVILLE CLEAR 79 76 92 S3 30.03S HX 82 TC 26
CAHOKIA* CLEAR 78 76 93 S3 30.04F FOG HX 81
SPARTA* CLEAR 80 79 96 CALM 30.07S HX 86 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-190500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* MOCLDY 77 74 92 CALM 30.08R TC 25
EFFINGHAM* CLEAR 74 74 100 CALM 30.09S FOG TC 24
MARION MOCLDY 73 72 96 CALM 30.08S TC 23
MT. VERNON PTCLDY 76 74 93 CALM 30.08S TC 24
CENTRALIA* PTCLDY 77 75 92 SE6 30.07S TC 25
SALEM* PTCLDY 79 75 89 SE3 30.06F HX 82 TC 26
METROPOLIS* MOCLDY 74 73 96 CALM 30.09S TC 23
ILZ067-068-072-073-078-083-087-091-190500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 75 73 93 S6 30.07F TC 24
FLORA* PTCLDY 75 73 94 S7 30.08S TC 24
FAIRFIELD* MOCLDY 74 71 92 SE3 30.08S TC 23
HARRISBURG* MOCLDY 73 73 97 CALM 30.08S TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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