233
ASUS43 KLOT 221010
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 AM CDT TUE JUL 22 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.
ILZ001-002-007-009-015-016-024-221100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 70 70 100 E5 30.00S TC 21
ILZ003-004-008-010-011-017-018-221100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 67 61 81 CALM 30.07S TC 19
ROCHELLE* PTCLDY 65 63 94 CALM 30.06S FOG TC 18
DE KALB* PTCLDY 65 65 99 E7 30.08R FOG TC 18
PERU* PTCLDY 67 67 99 NE5 30.04S FOG TC 20
ILZ005-006-012>014-019>023-221100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 69 64 84 E3 30.06S TC 21
CHICAGO-MIDWAY MOCLDY 73 63 70 SE6 30.07S TC 23
AURORA PTCLDY 67 63 87 E3 30.05F FOG TC 19
JOLIET* PTCLDY 68 66 92 CALM 30.07R TC 20
WAUKEGAN MOCLDY 65 61 87 E6 30.07S TC 18
DUPAGE AIRPORT PTCLDY 69 64 84 E7 30.06S TC 21
KANKAKEE* PTCLDY 64 63 94 E3 30.08S TC 18
WHEELING PTCLDY 68 65 90 CALM 30.08S TC 20
MORRIS* PTCLDY 66 66 100 E5 30.04F TC 19
ROMEOVILLE* CLOUDY 68 66 94 E7 30.07S TC 20
LANSING* PTCLDY 66 64 90 SE6 30.08F TC 19
NORTHERLY ISL* N/A 69 67 93 CALM N/A TC 21
LMZ740>746-221100-
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 71 71 150/ 10/ 12 1018.6R 2/ 5
WINTHROP HARBOR 69 69 30/ 4/ 4 N/A 1/ 4
WAUKEGAN HARBOR 70 70 60/ 4/ 6 N/A 1
WILMETTE BUOY 70 110/ 4/ 6 1020.3R 1/ 3
CHICAGO BUOY 73 72 150/ 2/ 4 1018.7 1/ 4
HARRISON CRIB 77 130/ 7/ 7 N/A
NORTHERLY ISL 69 30/ 1/ 2 N/A
CALUMET HARBOR 72 130/ 4/ 5 1017.4
BURNS HARBOR 71 130/ 5/ 8 1019.0F
MICHIGAN CITY 68 120/ 8/ 10 1017.5R
MICH CITY BUOY 70 74 130/ 12/ 14 1017.4F 1/ 4
ST. JOSEPH BUOY 69 76 100/ 14/ 17 1019.9R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-221100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 74 73 97 E6 29.98F TC 23
GALESBURG* MOCLDY 72 72 100 SE3 30.02R FOG TC 22
MACOMB* PTCLDY 73 73 100 SE5 30.03R FOG TC 23
JACKSONVILLE* MOCLDY 73 72 98 E3 30.00F TC 23
PITTSFIELD* MOCLDY 74 74 98 CALM 30.01S TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-221100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 67 66 96 E8 30.04S TC 20
BLOOMINGTON PTCLDY 67 67 100 SE5 30.05F TC 19
DECATUR FOG 73 72 96 E6 30.03S VSB 1/2 TC 23
PEORIA CLOUDY 74 72 93 VRB3 30.01S TC 23
LACON* PTCLDY 70 66 88 CALM 30.02S TC 21
LINCOLN* MOCLDY 71 71 100 E3 30.02S FOG TC 22
SPRINGFIELD CLOUDY N/A N/A N/A E5 30.01S FOG
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-221100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* PTCLDY 66 65 94 E6 30.06S TC 19
MATTOON FOG 71 71 100 CALM 30.03S VSB 1/2 TC 22
ILZ079-100>102-221100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTCLDY 74 73 96 W5 30.00S TC 23
BELLEVILLE MOCLDY 76 74 95 E3 29.97S TC 24
SPARTA* MOCLDY 77 76 96 CALM 30.00F TC 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-221100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 75 75 100 CALM 30.00R FOG TC 24
CAIRO* N/A 76 76 99 CALM 30.00S TC 24
EFFINGHAM* CLOUDY 72 72 100 CALM 30.04S FOG TC 22
MARION CLEAR 74 73 96 CALM 30.02R FOG TC 24
MT. VERNON PTCLDY 71 71 100 CALM 30.01S FOG TC 22
CENTRALIA* PTCLDY 73 73 99 E3 30.01S FOG TC 23
SALEM* PTCLDY 74 74 98 CALM 30.01S TC 24
METROPOLIS* CLEAR 75 74 96 CALM 30.01R TC 24
ILZ067-068-072-073-078-083-087-091-221100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 73 72 96 NE3 30.03R TC 23
FLORA* PTCLDY 73 N/A N/A NE3 30.02S TC 23
FAIRFIELD* CLEAR 72 72 99 CALM 30.01S FOG TC 22
HARRISBURG* CLEAR 73 73 97 CALM 30.01S FOG TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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