556
ASUS43 KLOT 201903
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 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.
ILZ001-002-007-009-015-016-024-202000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 82 72 71 NE3 29.96S HX 87 TC 28
ILZ003-004-008-010-011-017-018-202000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 74 64 71 E8 30.02R TC 23
ROCHELLE* CLOUDY 74 66 75 E9 30.00R TC 23
PERU* CLOUDY 75 73 95 NE8 29.98S TC 24
ILZ005-006-012>014-019>023-202000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 72 64 76 NE13 29.99S TC 22
CHICAGO-MIDWAY PTSUNNY 78 66 66 E12 29.98F HX 80 TC 26
AURORA CLOUDY 76 67 73 E7 29.99R TC 24
JOLIET* CLOUDY 75 72 89 CALM 29.99S TC 24
WAUKEGAN CLOUDY 72 62 71 N10 30.01S TC 22
DUPAGE AIRPORT CLOUDY 76 65 68 E9 29.98S TC 24
KANKAKEE* CLOUDY 74 72 95 NE9 29.99S TC 23
WHEELING PTSUNNY 73 65 75 NE9 30.02S TC 23
MORRIS* CLOUDY 73 71 93 E6 29.98R TC 23
ROMEOVILLE* PTSUNNY 75 72 88 NE9 29.99F TC 24
LANSING* CLOUDY 73 71 91 NE6 29.99F TC 23
NORTHERLY ISL* N/A 72 66 81 MISG N/A TC 22
LMZ740>746-202000-
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 69 360/ 8/ 10 1016.1R
WINTHROP HARBOR 67 69 320/ 10/ 14 N/A 2/ 5
WAUKEGAN HARBOR 68 69 320/ 12/ 16 N/A 2/ 4
WILMETTE BUOY 69 20/ 12/ 14 1018.2R 3/ 5
CHICAGO BUOY 71 71 10/ 12/ 14 1016.0F 2/ 5
HARRISON CRIB 75 10/ 18/ 19 N/A
NORTHERLY ISL 73 40/ 8/ 11 N/A
CALUMET HARBOR 73 360/ 10/ 15 1014.5
BURNS HARBOR 73 30/ 5/ 7 1015.9F
MICHIGAN CITY 73 10/ 8/ 10 1014.0R
MICH CITY BUOY 73 76 360/ 8/ 10 1013.9S 3/ 5
ST. JOSEPH BUOY 73 75 330/ 10/ 14 1016.1R 3/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-202000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 80 77 90 S3 29.96S HX 87 TC 27
GALESBURG* PTSUNNY 82 71 71 SW3 29.98S HX 86 TC 28
MACOMB* PTSUNNY 82 74 77 CALM 29.99S HX 88 TC 28
PITTSFIELD* PTSUNNY 84 79 86 S5 29.97F HX 95 TC 29
ILZ028>032-037-038-041>044-048-051>054-059>061-202000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 82 73 75 CALM 29.97R HX 86 TC 28
BLOOMINGTON PTSUNNY 79 75 87 SW10 30.00R HX 83 TC 26
DECATUR PTSUNNY 81 74 79 SE5 29.98R HX 86 TC 27
PEORIA CLOUDY 82 75 79 SW7 29.97S HX 89 TC 28
LACON* PTSUNNY 81 72 73 W5 29.96S HX 85 TC 27
LINCOLN* PTSUNNY 80 78 94 S3 29.98S HX 85 TC 26
SPRINGFIELD PTSUNNY 82 77 84 S3 29.97R HX 90 TC 28
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-202000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* PTSUNNY 79 74 83 S6 29.98S HX 83 TC 26
MATTOON PTSUNNY 82 72 71 SE6 29.96F HX 87 TC 28
ILZ079-100>102-202000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 90 77 66 S8 29.96F HX 102 TC 32
BELLEVILLE MOSUNNY 91 78 66 S6 29.94F HX 106 TC 33
CAHOKIA* MOSUNNY 92 74 55 VRB5 29.95F HX 101 TC 33
SPARTA* PTSUNNY 93 73 52 W5 29.99S HX 102 TC 34
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-202000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 90 77 66 SW6 29.98F HX 102 TC 32
CAIRO* MOSUNNY 91 79 68 S9 30.00F HX 106 TC 33
EFFINGHAM* MOSUNNY 87 79 76 SE6 29.98F HX 101 TC 31
MARION MOSUNNY 90 79 70 S9 29.99F HX 105 TC 32
MT. VERNON PTSUNNY 92 79 65 SW7 29.98F HX 108 TC 33
CENTRALIA* MOSUNNY 90 77 65 CALM 29.98F HX 103 TC 32
SALEM* PTSUNNY 89 76 66 CALM 29.97F HX 100 TC 32
METROPOLIS* PTSUNNY 90 76 62 CALM 30.01F HX 102 TC 32
ILZ067-068-072-073-078-083-087-091-202000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 91 78 65 VRB5 29.97F HX 106 TC 33
FLORA* MOSUNNY 88 77 70 SW6 29.98S HX 100 TC 31
FAIRFIELD* MOSUNNY 88 75 65 W3 29.98F HX 97 TC 31
HARRISBURG* MOSUNNY 91 76 60 SW7 29.99S HX 103 TC 33
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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