574
ASUS43 KLOT 222101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM 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.
ILZ001-002-007-009-015-016-024-222200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 87 73 62 SE13G20 29.99F HX 94 TC 31
ILZ003-004-008-010-011-017-018-222200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 85 70 60 SE13G20 30.06F HX 89 TC 29
ROCHELLE* MOSUNNY 83 70 63 S8 30.07S HX 87 TC 29
PERU* PTSUNNY 86 75 69 SE13 30.05S HX 95 TC 30
ILZ005-006-012>014-019>023-222200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 85 64 49 E12G20 30.05S HX 86 TC 29
CHICAGO-MIDWAY MOSUNNY 88 62 41 SE10G17 30.06S HX 88 TC 31
AURORA MOSUNNY 85 70 60 S9 30.06S HX 89 TC 29
JOLIET* PTSUNNY 86 69 57 S7 30.07S HX 90 TC 30
WAUKEGAN SUNNY 81 65 58 SE12 30.08S HX 83 TC 27
DUPAGE AIRPORT PTSUNNY 85 68 56 S9 30.06S HX 88 TC 29
KANKAKEE* MOSUNNY 83 68 59 SE10 30.08F HX 86 TC 29
WHEELING SUNNY 84 65 52 SE9 30.08S HX 86 TC 29
MORRIS* MOSUNNY 83 71 66 SE9 30.06S HX 88 TC 29
ROMEOVILLE* MOSUNNY 84 72 65 SE10 30.08R HX 89 TC 29
LANSING* SUNNY 84 63 49 SE9G16 30.09R HX 85 TC 29
NORTHERLY ISL* N/A 77 68 73 E9 N/A TC 25
LMZ740>746-222200-
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 72 71 150/ 6/ 6 1019.2 1/ 4
WINTHROP HARBOR 72 70 130/ 8/ 12 N/A 2/ 4
WAUKEGAN HARBOR 72 71 120/ 10/ 14 N/A 2/ 4
WILMETTE BUOY 73 100/ 10/ 14 1021.1F 1/ 4
CHICAGO BUOY 77 74 80/ 8/ 10 1018.6F 1
HARRISON CRIB 82 90/ 14/ 15 N/A
NORTHERLY ISL 77 80/ 8/ 9 N/A
CALUMET HARBOR 79 50/ 9/ 11 1017.4
BURNS HARBOR 83 130/ 5/ 9 1019.0F
MICHIGAN CITY 81 150/ 12/ 14 1017.1R
MICH CITY BUOY 79 75 140/ 10/ 12 1017.4S 1
ST. JOSEPH BUOY 80 76 130/ 8/ 12 1020.0R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-222200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 90 79 70 SE8 29.97F HX 106 TC 32
GALESBURG* PTSUNNY 85 76 72 SE8 30.03S HX 95 TC 30
MACOMB* PTSUNNY 87 80 80 SE8 30.02F HX 102 TC 30
PITTSFIELD* PTSUNNY 90 81 74 SE7 30.00F HX 108 TC 32
ILZ028>032-037-038-041>044-048-051>054-059>061-222200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTSUNNY 84 73 69 SE13 30.06F HX 91 TC 29
BLOOMINGTON MOSUNNY 85 76 74 SE13 30.06F HX 94 TC 29
DECATUR PTSUNNY 87 77 72 E10 30.04F HX 99 TC 31
PEORIA PTSUNNY 88 75 65 S10 30.02F HX 97 TC 31
LACON* PTSUNNY 84 72 68 SE10 30.02F HX 89 TC 29
LINCOLN* CLOUDY 88 76 67 SE7 30.03F HX 99 TC 31
SPRINGFIELD MOSUNNY 86 77 74 SE12 30.01F HX 97 TC 30
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-222200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 85 76 74 E8 30.06F HX 94 TC 29
RANTOUL* MOSUNNY 84 72 66 SE8 30.07F HX 90 TC 29
MATTOON MOSUNNY 86 74 67 E7 30.04F HX 94 TC 30
ILZ079-100>102-222200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 90 79 70 SE9 29.99F HX 105 TC 32
BELLEVILLE SUNNY 92 80 68 SE12 29.97F HX 110 TC 33
CAHOKIA* SUNNY 93 79 63 S9 29.98S HX 110 TC 34
SPARTA* PTSUNNY 94 78 58 E6 30.01S HX 109 TC 35
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-222200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 90 79 70 E9 29.99S HX 106 TC 32
CAIRO* SUNNY 95 77 56 CALM 29.99F HX 109 TC 35
EFFINGHAM* PTSUNNY 87 77 71 E7 30.06S HX 99 TC 31
MARION LGT RAIN 81 79 94 NE10 30.01S HX 89 TC 27
MT. VERNON MOSUNNY 93 79 63 E7 30.01F HX 110 TC 34
CENTRALIA* MOSUNNY 91 80 69 E6 30.01F HX 109 TC 33
SALEM* MOSUNNY 91 78 67 E6 30.02F HX 106 TC 33
METROPOLIS* MOSUNNY 92 75 58 CALM 30.00F HX 103 TC 33
ILZ067-068-072-073-078-083-087-091-222200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 90 74 59 E8 30.04F HX 99 TC 32
FLORA* SUNNY 90 77 66 E10 30.03F HX 102 TC 32
FAIRFIELD* SUNNY 90 74 59 SE5 30.02F HX 98 TC 32
HARRISBURG* MOSUNNY 91 79 68 E7 30.01F HX 107 TC 33
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