158
ASUS43 KLOT 210201
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 PM CDT SUN JUL 20 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.
ILZ001-002-007-009-015-016-024-210300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 75 70 84 E10 29.97R TC 24
ILZ003-004-008-010-011-017-018-210300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 70 57 63 CALM 30.03R TC 21
ROCHELLE* MOCLDY 69 57 66 E7 30.03R TC 20
PERU* CLOUDY 73 71 93 NE6 30.01R TC 23
ILZ005-006-012>014-019>023-210300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 68 62 81 NE12 30.02R TC 20
CHICAGO-MIDWAY PTCLDY 71 61 70 NE13 30.01R TC 22
AURORA CLEAR 69 62 78 CALM 30.01R TC 21
JOLIET* PTCLDY 72 65 80 CALM 30.02R TC 22
WAUKEGAN CLEAR 67 60 78 N6 30.02R TC 19
DUPAGE AIRPORT CLEAR 70 58 65 E9 30.01R TC 21
KANKAKEE* MOCLDY 70 67 91 NE8 30.02R TC 21
WHEELING CLEAR 68 62 81 NE5 30.04R TC 20
MORRIS* PTCLDY 70 68 95 CALM 30.01R TC 21
ROMEOVILLE* PTCLDY 72 64 78 NE9 30.02R TC 22
LANSING* MOCLDY 69 65 87 NE5 30.02R TC 20
NORTHERLY ISL* N/A 68 62 81 N9 N/A TC 20
LMZ740>746-210300-
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 68 69 10/ 16/ 17 1016.4R
WINTHROP HARBOR 69 68 320/ 12/ 16 N/A 2/ 4
WAUKEGAN HARBOR 69 69 320/ 12/ 16 N/A 2/ 3
WILMETTE BUOY 70 50/ 12/ 16 1018.3R 3/ 5
CHICAGO BUOY 71 71 10/ 10/ 14 1017.1R 2/ 5
HARRISON CRIB 76 10/ 15/ 16 N/A
NORTHERLY ISL 68 10/ 7/ 13 N/A
CALUMET HARBOR 69 360/ 7/ 11 1015.4
BURNS HARBOR 71 40/ 8/ 9 1016.6S
MICHIGAN CITY 72 20/ 14/ 15 1014.9R
MICH CITY BUOY 72 75 20/ 12/ 16 1014.7R 4/ 5
ST. JOSEPH BUOY 72 74 350/ 14/ 19 1016.9R 3/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-210300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 78 77 96 NE8 29.94R HX 81 TC 26
GALESBURG* MOCLDY 75 72 89 E12 29.98S TC 24
MACOMB* CLOUDY 78 76 95 E5 29.98R HX 80 TC 26
PITTSFIELD* CLOUDY 79 79 99 NE7 29.96R HX 84 TC 26
ILZ028>032-037-038-041>044-048-051>054-059>061-210300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 73 72 96 E3 30.01R FOG TC 23
BLOOMINGTON CLOUDY 75 75 100 NE10 30.01R TC 24
DECATUR MOCLDY 77 75 93 E8 29.98 THUNDER TC 25
PEORIA CLOUDY 78 74 87 NE12 29.98R HX 81 TC 26
LACON* CLOUDY 73 70 88 NE3 29.99R TC 23
LINCOLN* CLOUDY 78 78 100 CALM 29.98R HX 82 TC 26
SPRINGFIELD CLOUDY 79 77 94 E9 29.96R HX 83 TC 26
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-210300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* CLOUDY 76 74 92 NE7 29.99R TC 25
MATTOON PTCLDY 74 73 97 SW7 29.98R TC 23
ILZ079-100>102-210300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 82 79 89 VRB3 29.93R HX 93 TC 28
BELLEVILLE MOCLDY 85 76 72 SW3 29.91R HX 95 TC 30
CAHOKIA* CLEAR 84 76 76 CALM 29.92 HX 93 TC 29
SPARTA* CLEAR 86 77 73 S3 29.95R HX 97 TC 30
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-210300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 82 78 88 S5 29.95R HX 91 TC 28
CAIRO* CLEAR 84 78 80 CALM 29.96S HX 95 TC 29
MARION CLEAR 82 75 79 CALM 29.97R HX 89 TC 28
MT. VERNON CLEAR 82 77 84 CALM 29.95S HX 90 TC 28
CENTRALIA* PTCLDY 82 77 86 CALM 29.94F HX 90 TC 28
SALEM* CLOUDY 81 71 71 NE13G18 29.97R HX 85 TC 27
METROPOLIS* CLEAR 83 74 76 CALM 29.97R HX 89 TC 28
ILZ067-068-072-073-078-083-087-091-210300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
FLORA* RAIN 73 73 100 N16G36 30.01R TC 23
FAIRFIELD* PTCLDY 82 76 84 CALM 29.95S HX 88 TC 28
HARRISBURG* CLEAR 82 75 80 SW5 29.96R HX 88 TC 28
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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