821
ASUS43 KLOT 172002
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 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.
ILZ001-002-007-009-015-016-024-172100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 69 64 84 S14 29.38S TC 21
STERLING* MOSUNNY 63 63 100 SE13G18 29.40F TC 17
SAVANNA* CLOUDY 65 61 86 S10 29.38F TC 18
ILZ003-004-008-010-011-017-018-172100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 62 60 93 SE9G21 29.42F TC 17
FREEPORT* CLOUDY 61 60 95 S8 29.43F TC 16
DE KALB* CLOUDY 60 60 100 SE15 29.45F TC 15
ILZ005-006-012>014-019>023-172100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 60 58 92 S12G22 29.48R TC 16
CHICAGO-MIDWAY LGT RAIN 60 58 92 S14G24 29.48F TC 16
AURORA LGT RAIN 60 59 96 SE14 29.45F TC 16
JOLIET* RAIN 61 61 100 SE10G16 29.49F TC 16
WAUKEGAN LGT RAIN 58 56 93 SW3 29.46F TC 14
DUPAGE AIRPORT CLOUDY 60 58 92 S13 29.47R TC 16
KANKAKEE* DRIZZLE 62 60 94 SE15 29.47F TC 17
WHEELING LGT RAIN 60 59 96 S16G24 29.49R TC 16
ROMEOVILLE* LGT RAIN 59 59 100 SE17G25 29.48F TC 15
LANSING* RAIN 59 57 94 SE9 29.52F TC 15
NORTHERLY ISL* N/A 59 57 93 S12 N/A TC 15
LMZ740>746-172100-
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 53 49 1001.8F 3/ 5
WAUKEGAN HARBOR 56 53 200/ 2/ 4 1000.5R 3/ 5
WILMETTE BUOY 60 200/ 23/ 31 998.7F 4/ 5
CHICAGO BUOY 59 58 997.4F 5/ 5
HARRISON CRIB 58 180/ 26/ 28 N/A
NORTHERLY ISL 57 160/ 14/ 29 N/A
CALUMET HARBOR 59 160/ 13/ 17 999.3F
BURNS HARBOR 180/ 10/ 14 1000.3F
MICHIGAN CITY 59 160/ 17/ 21 998.4F
MICH CITY BUOY 59 62 170/ 21/ 27 977.8S 3/ 3
ST. JOSEPH BUOY 61 65 170/ 19/ 27 1000.1F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-172100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 75 69 81 CALM 29.39F TC 24
MACOMB* CLOUDY 66 65 96 CALM 29.44F TC 19
ILZ028>032-037-038-041>044-048-051>054-059>061-172100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON LGT RAIN 68 68 100 W15 29.44R TC 20
DECATUR CLOUDY 72 68 87 S18G32 29.43F TC 22
PEORIA LGT RAIN 59 59 100 NE10 29.43F TC 15
SPRINGFIELD PTSUNNY 75 70 84 S14 29.40F TC 24
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-172100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN LGT RAIN 69 67 93 SE17G31 29.44F TC 21
DANVILLE* CLOUDY 67 66 96 SE21G31 29.47F TC 20
MATTOON CLOUDY 72 67 84 S18G35 29.49F TC 22
PARIS* CLOUDY 70 68 93 S21G30 29.50F TC 21
ILZ079-100>102-172100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 91 66 43 SW23G37 29.46F HX 94 TC 33
CAHOKIA* MOSUNNY 90 67 46 SW14G39 29.45S HX 93 TC 32
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-172100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 88 71 57 S29G45 29.55R HX 94 TC 31
CAIRO* PTSUNNY 84 72 65 S20G33 29.63F HX 89 TC 29
EFFINGHAM* PTSUNNY 75 73 94 SE15 29.52F TC 24
MARION MOSUNNY 88 70 55 S32G47 29.55F HX 92 TC 31
MT. VERNON MOSUNNY 88 69 53 S28G35 29.51F HX 92 TC 31
CENTRALIA* MOSUNNY 89 68 49 SW28G38 29.49S HX 93 TC 32
SALEM* CLOUDY 81 69 68 MISG 29.55R THUNDER HX 84
ILZ067-068-072-073-078-083-087-091-172100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE TSTM 74 68 81 SE10 29.62R TC 23
FLORA* HVY RAIN 72 70 94 SE5 29.59F FOG TC 22
FAIRFIELD* PTSUNNY 84 67 56 S28G36 29.52F HX 87 TC 29
HARRISBURG* MOSUNNY 86 70 58 S25G35 29.58F HX 91 TC 30
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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