311
ASUS43 KLOT 201601
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM 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.
ILZ001-002-007-009-015-016-024-201700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 77 72 84 SE3 29.96S TC 25
ILZ003-004-008-010-011-017-018-201700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 71 64 78 E7 30.01S TC 22
ROCHELLE* CLOUDY 69 68 94 E8 29.99S TC 21
PERU* DRIZZLE 73 73 100 E10 29.97S TC 23
ILZ005-006-012>014-019>023-201700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 70 65 84 NE14 29.99R TC 21
CHICAGO-MIDWAY CLOUDY 72 66 81 NE7 30.00R TC 22
AURORA LGT RAIN 71 67 87 E7 29.99R TC 22
JOLIET* LGT RAIN 72 70 95 CALM 29.99S TC 22
WAUKEGAN CLOUDY 70 64 81 NE13 30.00F TC 21
DUPAGE AIRPORT CLOUDY 71 66 84 E10 29.99R TC 22
KANKAKEE* LGT RAIN 72 71 95 E8 29.99F TC 22
WHEELING CLOUDY 70 66 87 NE10 30.01R TC 21
MORRIS* RAIN 70 70 100 E6 29.98S TC 21
ROMEOVILLE* RAIN 70 70 100 E8 30.00R TC 21
LANSING* LGT RAIN 70 69 98 CALM 30.01R TC 21
NORTHERLY ISL* N/A 69 66 90 N9 N/A TC 21
LMZ740>746-201700-
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 67 69 20/ 14/ 16 1016.3F
WINTHROP HARBOR 68 69 300/ 14/ 17 N/A 2/ 5
WAUKEGAN HARBOR 68 69 330/ 14/ 17 N/A 2/ 5
WILMETTE BUOY 69 30/ 14/ 19 1017.3F 3/ 5
CHICAGO BUOY 70 71 360/ 10/ 14 1015.5F 2/ 5
HARRISON CRIB 76 10/ 18/ 20 N/A
NORTHERLY ISL 69 30/ 10 N/A
CALUMET HARBOR 70 20/ 6/ 11 1014.2R
BURNS HARBOR 72 50/ 7/ 8 1015.2F
MICHIGAN CITY 73 360/ 8/ 8 1014.0F
MICH CITY BUOY 73 75 360/ 6/ 8 1014.1F 2/ 5
ST. JOSEPH BUOY 72 75 320/ 10/ 14 1016.6F 2/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-201700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 76 74 93 S5 29.96F TC 24
GALESBURG* LGT RAIN 75 75 100 CALM 29.98S TC 24
MACOMB* CLOUDY 76 74 93 CALM 29.97F TC 25
PITTSFIELD* PTSUNNY 80 78 92 SE6 29.98F HX 88 TC 27
ILZ028>032-037-038-041>044-048-051>054-059>061-201700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTSUNNY 76 74 96 SE9 29.97S TC 24
BLOOMINGTON PTSUNNY 76 75 97 MISG 30.00R TC 24
DECATUR LGT RAIN 77 72 84 E5 30.01S TC 25
PEORIA CLOUDY 76 74 93 S6 29.98R TC 24
LACON* PTSUNNY 76 71 84 CALM 29.96R TC 24
LINCOLN* LGT RAIN 73 73 100 S6 29.99S TC 23
SPRINGFIELD RAIN 77 76 96 CALM 29.99S FOG TC 25
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-201700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* RAIN 72 72 98 SE3 30.00R TC 22
MATTOON CLOUDY 81 72 74 N6 30.01R HX 85 TC 27
ILZ079-100>102-201700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 86 75 70 W8 30.00S HX 95 TC 30
BELLEVILLE MOSUNNY 88 76 67 SW7 29.98S HX 98 TC 31
CAHOKIA* PTSUNNY 88 74 63 W9 29.98F HX 96 TC 31
SPARTA* PTSUNNY 89 75 62 SW6 30.01F HX 99 TC 32
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-201700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 86 75 70 SW8 30.02S HX 95 TC 30
CAIRO* PTSUNNY 85 78 79 W6 30.04F HX 98 TC 30
EFFINGHAM* PTSUNNY 85 78 77 W3 30.01S HX 96 TC 30
MARION MOSUNNY 86 75 70 SW9 30.03S HX 95 TC 30
MT. VERNON PTSUNNY 87 75 67 W12 30.01S HX 96 TC 31
CENTRALIA* MOSUNNY 88 77 69 W9 30.01S HX 100 TC 31
SALEM* MOSUNNY 87 76 68 W8 30.01S HX 97 TC 31
METROPOLIS* PTSUNNY 86 75 70 CALM 30.05S HX 95 TC 30
ILZ067-068-072-073-078-083-087-091-201700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 88 78 72 W9 30.00S HX 101 TC 31
FLORA* PTSUNNY 86 77 74 SW8 30.00S HX 97 TC 30
FAIRFIELD* PTSUNNY 85 76 73 SW9 30.00F HX 94 TC 30
HARRISBURG* MOSUNNY 88 76 68 SW8 30.02F HX 99 TC 31
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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