618
ASUS43 KLOT 202312
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 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.
ILZ001-002-007-009-015-016-024-210000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 81 74 79 NE13 29.94S HX 86 TC 27
ILZ003-004-008-010-011-017-018-210000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 75 61 61 VRB5 30.02S TC 24
ROCHELLE* CLOUDY 73 65 77 E5 30.02R TC 23
DE KALB* CLOUDY 74 65 74 NE7 30.02S TC 23
PERU* CLOUDY 76 72 86 NE10 29.99R TC 25
ILZ005-006-012>014-019>023-210000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 73 63 70 NE10 29.99F TC 23
CHICAGO-MIDWAY PTSUNNY 74 63 68 NE10 29.99S TC 23
AURORA CLOUDY 75 65 70 NE6 29.99F TC 24
JOLIET* CLOUDY 77 69 76 CALM 29.99S TC 25
WAUKEGAN PTSUNNY 71 60 68 NE8 30.01F TC 22
DUPAGE AIRPORT CLOUDY 74 62 66 NE8 29.99F TC 23
KANKAKEE* PTSUNNY 76 72 86 NE9 29.99R TC 25
WHEELING PTSUNNY 74 64 71 NE8 30.01F TC 23
MORRIS* CLOUDY 74 72 93 CALM 29.98S TC 24
ROMEOVILLE* CLOUDY 75 70 83 NE10 30.00F TC 24
LANSING* CLOUDY 72 67 85 N7 30.00F TC 22
NORTHERLY ISL* N/A 70 63 78 N14 N/A TC 21
LMZ740>746-210000-
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 70 340/ 14/ 16 1016.2F 2/ 5
WINTHROP HARBOR 69 69 310/ 12/ 16 N/A 2/ 5
WAUKEGAN HARBOR 69 69 320/ 12/ 17 N/A 2/ 4
WILMETTE BUOY 69 40/ 16/ 23 1017.7F 3/ 5
CHICAGO BUOY 70 71 340/ 14/ 17 1016.3 2/ 3
HARRISON CRIB 75 360/ 18/ 20 N/A
NORTHERLY ISL 69 350/ 11/ 12 N/A
CALUMET HARBOR 70 340/ 8/ 12 1014.9
BURNS HARBOR 72 10/ 6/ 7 1016.3S
MICHIGAN CITY 72 360/ 13/ 16 1014.0F
MICH CITY BUOY 72 75 350/ 10/ 14 1014.0F 3/ 5
ST. JOSEPH BUOY 72 75 320/ 14/ 19 1016.4F 3/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-210000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 81 79 94 SE7 29.92F HX 90 TC 27
GALESBURG* MOSUNNY 83 71 66 CALM 29.95F HX 88 TC 29
MACOMB* PTSUNNY 83 76 80 CALM 29.96S HX 92 TC 29
JACKSONVILLE* PTSUNNY 81 80 98 N6 29.93S HX 91 TC 27
PITTSFIELD* CLOUDY 83 82 99 NE6 29.94S THUNDER HX 98
ILZ028>032-037-038-041>044-048-051>054-059>061-210000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC LGT RAIN 74 74 97 NE9 29.98R TC 24
BLOOMINGTON CLOUDY 80 74 81 CALM 29.98R HX 85 TC 27
DECATUR PTSUNNY 83 77 82 NE7 29.94F HX 92 TC 28
PEORIA PTSUNNY 87 72 60 CALM 29.94F HX 93 TC 31
LACON* CLOUDY 76 72 89 NE3 29.96R TC 24
LINCOLN* PTSUNNY 83 76 79 NE5 29.95S HX 90 TC 28
SPRINGFIELD CLOUDY 81 76 84 NE10 29.93F HX 87 TC 27
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-210000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
RANTOUL* CLOUDY 79 73 80 CALM 29.96S HX 83 TC 26
MATTOON TSTM 75 74 96 W9 29.96R VSB 1 TC 24
ILZ079-100>102-210000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 91 77 62 SW7 29.91F HX 105 TC 33
BELLEVILLE SUNNY 92 77 61 SW10 29.89F HX 104 TC 33
CAHOKIA* SUNNY 93 73 52 S8G18 29.90F HX 102 TC 34
SPARTA* SUNNY 93 74 52 SW10 29.95R HX 103 TC 34
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-210000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 90 75 62 SW12 29.94S HX 100 TC 32
CAIRO* SUNNY 90 76 63 SW7 29.96F HX 101 TC 32
EFFINGHAM* PTSUNNY 85 81 90 NW17G24 29.96R THUNDER HX 100
MARION MOSUNNY 90 75 62 SW12 29.95S HX 100 TC 32
MT. VERNON MOSUNNY 92 78 63 SW15 29.94R HX 107 TC 33
CENTRALIA* SUNNY 91 77 63 SW7 29.93R HX 103 TC 33
SALEM* MOSUNNY 90 77 65 SW10 29.92F HX 102 TC 32
METROPOLIS* MOSUNNY 91 73 56 CALM 29.97F HX 99 TC 33
ILZ067-068-072-073-078-083-087-091-210000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 90 79 70 SW7 29.92S HX 106 TC 32
FLORA* MOSUNNY 90 79 70 SW10 29.93S HX 105 TC 32
FAIRFIELD* MOSUNNY 89 76 64 S10 29.93S HX 100 TC 32
HARRISBURG* SUNNY 90 75 62 SW7 29.95S HX 100 TC 32
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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