904
ASUS43 KLOT 171805
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 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.
ILZ001-002-007-009-015-016-024-171900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE TSTM 58 57 97 SE22G33 29.43F FOG TC 14
6HR MIN TEMP: 56; 6HR MAX TEMP: 58; 6HR PCP: 1.80;
STERLING* PTSUNNY 57 56 96 S8G17 29.46F TC 14
SAVANNA* CLOUDY 57 55 91 S15 29.44R TC 14
ILZ003-004-008-010-011-017-018-171900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD LGT RAIN 57 54 89 S12G25 29.50S TC 14
6HR MIN TEMP: 55; 6HR MAX TEMP: 57; 6HR PCP: 0.42;
FREEPORT* CLOUDY 58 56 95 S14 29.46S TC 14
ROCHELLE* N/A N/A N/A N/A S28 29.44
DE KALB* RAIN 55 55 100 S28G41 29.47F TC 13
PERU* LGT RAIN 57 55 94 SE14G25 29.53S TC 14
ILZ005-006-012>014-019>023-171900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 56 51 84 S12G22 29.49R TC 13
6HR MIN TEMP: 56; 6HR MAX TEMP: 61; 6HR PCP: 0.48;
CHICAGO-MIDWAY LGT RAIN 57 52 83 S31G51 29.48S TC 14
6HR MIN TEMP: 57; 6HR MAX TEMP: 62; 6HR PCP: 0.50;
AURORA RAIN 55 54 96 S26G41 29.49R FOG TC 13
6HR MIN TEMP: 55; 6HR MAX TEMP: 58; 6HR PCP: 0.77;
JOLIET* RAIN 58 57 97 S15G22 29.56R TC 14
WAUKEGAN LGT RAIN 57 53 86 S9 29.49R TC 14
6HR MIN TEMP: 56; 6HR MAX TEMP: 58; 6HR PCP: 0.54;
DUPAGE AIRPORT RAIN 56 53 90 S24G38 29.46R FOG TC 13
6HR MIN TEMP: 55; 6HR MAX TEMP: 58; 6HR PCP: 0.53;
KANKAKEE* LGT RAIN 56 55 95 SE16G22 29.58F TC 14
WHEELING LGT RAIN 57 52 83 S13 29.49R TC 14
6HR MIN TEMP: 56; 6HR MAX TEMP: 61; 6HR PCP: 0.44;
ROMEOVILLE* LGT RAIN 57 57 100 S23G37 29.56R FOG TC 14
LANSING* RAIN 56 53 88 S14 29.56F TC 14
NORTHERLY ISL* N/A 56 50 80 S17 N/A TC 13
LMZ740>746-171900-
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 56 49 1004.1F 2/ 4
WAUKEGAN HARBOR 58 51 140/ 14/ 19 1001.4R 2/ 3
WILMETTE BUOY 60 180/ 25/ 33 1000.2R 4/ 4
CHICAGO BUOY 58 58 996.6F 4/ 4
HARRISON CRIB 59 170/ 40/ 44 N/A
NORTHERLY ISL 57 170/ 20/ 28 N/A
CALUMET HARBOR 58 160/ 26/ 35 998.4
BURNS HARBOR 170/ 11/ 16 1000.3F
MICHIGAN CITY 60 160/ 17/ 20 998.8F
MICH CITY BUOY 60 62 170/ 25/ 33 978.4F 2/ 2
ST. JOSEPH BUOY 61 65 160/ 23/ 33 1000.2F 2
ILZ025>027-034>036-040-047-049-050-058-095>099-171900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 68 64 87 SE9 29.43F TC 20
GALESBURG* LGT RAIN 57 57 100 E8 29.51S TC 14
MACOMB* CLOUDY 62 62 100 CALM 29.48F TC 17
JACKSONVILLE* CLOUDY 67 67 100 NE6 29.48F TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-171900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON RAIN 60 60 100 SE17G28 29.50F FOG TC 16
DECATUR LGT RAIN 64 63 96 SE15G25 29.53R FOG TC 18
PEORIA RAIN 58 57 97 NE5 29.49F FOG TC 14
6HR MIN TEMP: 56; 6HR MAX TEMP: 64; 6HR PCP: 1.24;
SPRINGFIELD LGT RAIN 68 67 96 N5 29.50R TC 20
6HR MIN TEMP: 62; 6HR MAX TEMP: 70; 6HR PCP: 0.49;
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-171900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN HVY RAIN 62 61 96 E17G23 29.56S FOG TC 17
DANVILLE* CLOUDY 62 59 91 CALM 29.66R TC 17
MATTOON LGT RAIN 69 67 93 SE20G32 29.48F FOG TC 21
PARIS* RAIN 65 65 97 SE10G16 29.60F TC 19
ILZ079-100>102-171900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 86 64 48 SW23G40 29.44F HX 87 TC 30
BELLEVILLE PTSUNNY 87 70 57 SW25G33 29.45F HX 91 TC 30
CAHOKIA* PTSUNNY 87 66 49 S18G35 29.45F HX 89 TC 31
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 85 69 58 S25G44 29.58F HX 89 TC 29
6HR MIN TEMP: 69; 6HR MAX TEMP: 86;
CAIRO* PTSUNNY 85 72 65 S15G28 29.66F HX 91 TC 29
EFFINGHAM* CLOUDY 74 68 83 N6G21 29.58R TC 23
MARION MOSUNNY 86 70 58 S28G40 29.59F HX 90 TC 30
MT. VERNON MOSUNNY 88 68 51 S24G37 29.55F HX 91 TC 31
CENTRALIA* MOSUNNY 85 66 52 S26G39 29.52F HX 87 TC 30
SALEM* PTSUNNY 83 69 61 MISG 29.50F HX 86 TC 28
METROPOLIS* MOSUNNY 84 69 59 S15G25 29.67F HX 88 TC 29
ILZ067-068-072-073-078-083-087-091-171900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 80 65 59 S17G32 29.60F HX 82 TC 27
FLORA* CLOUDY 81 64 57 S20G32 29.54F HX 82 TC 27
FAIRFIELD* PTSUNNY 84 63 48 S17G31 29.58F HX 85 TC 29
HARRISBURG* SUNNY 83 67 56 S23G38 29.61F HX 86 TC 29
ROBINSON* PTSUNNY 77 66 69 S10 29.59S TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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