226
ASUS43 KLOT 222206
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 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.
ILZ001-002-007-009-015-016-024-222300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 87 76 69 SE13 29.98F HX 97 TC 31
ILZ003-004-008-010-011-017-018-222300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 85 69 58 SE10 30.06S HX 89 TC 29
ROCHELLE* MOSUNNY 83 70 66 SE12 30.05F HX 86 TC 28
DE KALB* PTSUNNY 83 71 66 SE13 30.07F HX 88 TC 29
PERU* MOSUNNY 86 75 69 SE10 30.03F HX 94 TC 30
ILZ005-006-012>014-019>023-222300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 85 64 49 SE14G21 30.04F HX 86 TC 29
CHICAGO-MIDWAY MOSUNNY 88 61 40 SE9G23 30.05F HX 88 TC 31
AURORA MOSUNNY 86 70 58 S9 30.05F HX 90 TC 30
JOLIET* MOSUNNY 86 71 60 S8 30.06F HX 90 TC 30
WAUKEGAN SUNNY 80 65 59 SE10 30.07F HX 82 TC 27
DUPAGE AIRPORT CLOUDY 84 68 58 S12 30.05F HX 87 TC 29
KANKAKEE* MOSUNNY 83 68 60 SE9 30.08S HX 87 TC 29
WHEELING SUNNY 84 65 52 SE10G18 30.07F HX 86 TC 29
MORRIS* PTSUNNY 84 71 65 S9 30.04F HX 89 TC 29
ROMEOVILLE* MOSUNNY 84 72 65 SE12 30.07F HX 89 TC 29
LANSING* SUNNY 84 64 49 SE10 30.08S HX 85 TC 29
NORTHERLY ISL* N/A 77 67 71 E10 N/A TC 25
LMZ740>746-222300-
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 73 72 140/ 4/ 4 1018.6F
WINTHROP HARBOR 72 71 130/ 8/ 12 N/A 2/ 4
WAUKEGAN HARBOR 73 71 130/ 8/ 12 N/A 2/ 4
WILMETTE BUOY 73 100/ 10/ 14 1020.6F 1/ 3
CHICAGO BUOY 77 75 110/ 8/ 10 1018.1F 1
HARRISON CRIB 82 100/ 16/ 17 N/A
NORTHERLY ISL 77 90/ 8/ 10 N/A
CALUMET HARBOR 80 70/ 8/ 13 1017.2
BURNS HARBOR 83 160/ 4/ 10 1019.0S
MICHIGAN CITY 81 160/ 9/ 11 1017.0F
MICH CITY BUOY 80 75 130/ 8/ 12 1017.2F 1
ST. JOSEPH BUOY 80 76 110/ 8/ 14 1019.5F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-222300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 89 79 72 SE7 29.97S HX 104 TC 32
GALESBURG* MOSUNNY 86 76 71 SE5 30.02S HX 95 TC 30
MACOMB* MOSUNNY 86 79 79 SE7 30.02S HX 101 TC 30
JACKSONVILLE* MOSUNNY 88 78 72 E12 29.99S HX 102 TC 31
PITTSFIELD* MOSUNNY 90 81 75 SE7 30.00S HX 109 TC 32
ILZ028>032-037-038-041>044-048-051>054-059>061-222300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 84 73 68 SE9 30.05S HX 90 TC 29
BLOOMINGTON MOSUNNY 85 76 74 SE9 30.05F HX 94 TC 29
DECATUR MOSUNNY 88 77 69 SE12 30.03F HX 100 TC 31
PEORIA PTSUNNY 87 74 64 SE8 30.01F HX 95 TC 31
LACON* PTSUNNY 85 73 69 SE9 30.01F HX 91 TC 29
LINCOLN* MOSUNNY 88 76 67 SE7 30.02S HX 99 TC 31
SPRINGFIELD PTSUNNY 86 77 74 SE14G21 30.00F HX 97 TC 30
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-222300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 85 75 72 SE8 30.05F HX 93 TC 29
RANTOUL* PTSUNNY 83 72 68 SE8 30.06F HX 89 TC 29
MATTOON MOSUNNY 86 74 67 SE9 30.03F HX 94 TC 30
ILZ079-100>102-222300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 86 77 74 SE8 29.99S THUNDER HX 97
BELLEVILLE MOSUNNY 92 79 66 SE8 29.96 HX 108 TC 33
CAHOKIA* MOSUNNY 90 78 68 SE6 29.97F HX 104 TC 32
SPARTA* MOSUNNY 94 75 54 CALM 30.00S HX 104 TC 34
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-222300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 88 79 74 SE10 29.99S HX 103 TC 31
CAIRO* SUNNY 94 78 60 CALM 29.99S HX 109 TC 34
EFFINGHAM* SUNNY 88 77 71 E8 30.04F HX 100 TC 31
MARION MOSUNNY 86 79 79 SE10 30.00F HX 99 TC 30
MT. VERNON MOSUNNY 90 79 70 E6 30.01S HX 106 TC 32
CENTRALIA* SUNNY 91 79 68 E8 30.00F HX 107 TC 33
SALEM* MOSUNNY 89 76 65 E5 30.01S HX 100 TC 32
METROPOLIS* MOSUNNY 91 74 58 CALM 29.99F HX 101 TC 33
ILZ067-068-072-073-078-083-087-091-222300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 90 74 59 NE8 30.02F HX 99 TC 32
FLORA* MOSUNNY 90 75 62 E8 30.02S HX 100 TC 32
FAIRFIELD* PTSUNNY 90 74 59 E5 30.01S HX 98 TC 32
HARRISBURG* MOSUNNY 87 78 75 E6 30.00F HX 101 TC 31
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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