619
ASUS43 KLOT 172209
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT WED JUN 17 2026
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.
ILZ001-002-007-009-015-016-024-172300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 74 66 76 SW6 29.36R TC 23
STERLING* MOSUNNY 72 66 81 VRB3 29.38F TC 22
SAVANNA* PTSUNNY 70 64 81 S12 29.36F TC 21
ILZ003-004-008-010-011-017-018-172300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 68 64 87 S15 29.37F TC 20
FREEPORT* PTSUNNY 66 65 96 SW9G21 29.39S TC 19
ROCHELLE* CLOUDY 70 63 80 S18 29.38S TC 21
DE KALB* PTSUNNY 65 65 100 S18G25 29.38F TC 19
PERU* CLOUDY 70 64 83 S12 29.37F TC 21
ILZ005-006-012>014-019>023-172300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 69 63 81 S15G24 29.37F TC 21
CHICAGO-MIDWAY PTSUNNY 69 64 84 S16G28 29.38F TC 21
AURORA CLOUDY 70 64 81 S13G25 29.36F TC 21
JOLIET* PTSUNNY 69 65 88 SE10G21 29.39F TC 21
WAUKEGAN PTSUNNY 67 63 87 S17G29 29.31F TC 19
DUPAGE AIRPORT PTSUNNY 69 64 84 S18G28 29.36F TC 21
KANKAKEE* CLOUDY 67 65 94 SE3 29.44F TC 20
WHEELING PTSUNNY 68 63 84 S18G25 29.36F TC 20
ROMEOVILLE* MOSUNNY 68 66 94 SE20G31 29.39F TC 20
LANSING* LGT RAIN 64 61 91 SE13G20 29.42F TC 18
NORTHERLY ISL* N/A 67 64 90 S8 N/A TC 19
LMZ740>746-172300-
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)
WINTHROP HARBOR 57 49 1004.4R 4/ 7
WAUKEGAN HARBOR 58 52 160/ 12/ 14 996.8F 4/ 6
WILMETTE BUOY 59 180/ 19/ 25 996.2F 4/ 5
CHICAGO BUOY 63 58 170/ 16/ 21 994.1F 3/ 4
HARRISON CRIB 61 160/ 24/ 27 N/A
NORTHERLY ISL 62 150/ 11/ 16 N/A
CALUMET HARBOR 66 140/ 10/ 15 996.0
BURNS HARBOR 20/ 9/ 14 998.0F
MICHIGAN CITY 62 150/ 18/ 20 996.1F
MICH CITY BUOY 63 62 160/ 19/ 25 975.2F 2/ 3
ST. JOSEPH BUOY 62 65 150/ 17/ 21 998.3F 3/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-172300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY HVY RAIN 73 71 93 N18G29 29.39R VSB 1/4 TC 23
GALESBURG* PTSUNNY 70 66 87 S8 29.40S TC 21
MACOMB* PTSUNNY 70 67 93 CALM 29.41F TC 21
JACKSONVILLE* CLOUDY 76 75 98 NW7 29.36S TC 24
PITTSFIELD* PTSUNNY 86 71 60 SW13G25 29.37F HX 91 TC 30
ILZ028>032-037-038-041>044-048-051>054-059>061-172300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 69 68 97 MISG 29.39F TC 21
BLOOMINGTON LGT RAIN 66 66 100 S6 29.42F FOG TC 19
DECATUR CLOUDY 76 70 82 S21G28 29.34F THUNDER TC 24
PEORIA CLOUDY 64 62 93 SE3 29.40F TC 18
LACON* PTSUNNY 67 63 86 S5 29.37F TC 20
SPRINGFIELD TSTM 76 69 79 VRB6G38 29.38R TC 24
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-172300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN RAIN 71 68 90 SE30G43 29.38F FOG TC 22
DANVILLE* CLOUDY 70 67 92 S12G18 29.44F TC 21
MATTOON CLOUDY 75 69 81 S17G31 29.42F TC 24
PARIS* CLOUDY 73 66 80 S26G32 29.43F THUNDER TC 23
ILZ079-100>102-172300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 90 66 45 SW23G33 29.42F HX 92 TC 32
BELLEVILLE MOSUNNY 91 72 53 SW23G33 29.41F HX 98 TC 33
CAHOKIA* SUNNY 91 70 49 SW14G32 29.42F HX 96 TC 33
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-172300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 87 70 56 SW30G43 29.52F HX 92 TC 31
CAIRO* CLOUDY 85 74 68 SW12G24 29.61F HX 93 TC 30
EFFINGHAM* MOSUNNY 79 73 83 S10 29.46F HX 82 TC 26
MARION PTSUNNY 86 72 62 S18G35 29.54F HX 92 TC 30
CENTRALIA* MOSUNNY 89 69 50 S25G35 29.47F HX 93 TC 32
SALEM* SUNNY 88 71 57 MISG 29.46F HX 94 TC 31
METROPOLIS* CLOUDY 83 72 69 S15G22 29.62F HX 89 TC 29
ILZ067-068-072-073-078-083-087-091-172300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 81 67 62 S23G39 29.48F HX 83 TC 27
FLORA* MOSUNNY 84 72 65 S21G31 29.48F HX 89 TC 29
FAIRFIELD* MOSUNNY 85 67 53 S22G31 29.50F HX 88 TC 30
HARRISBURG* MOSUNNY 85 71 62 S20G36 29.54F HX 90 TC 30
ROBINSON* PTSUNNY 79 68 69 S17G26 29.48F HX 81 TC 26
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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