256
ASUS43 KLOT 211310
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT SUN JUN 21 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.
ILZ001-002-007-009-015-016-024-211400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE LGT RAIN 63 59 87 S6 29.88S TC 17
STERLING* CLOUDY 62 62 100 E6 29.90F TC 17
SAVANNA* CLOUDY 63 57 82 E9 29.89F TC 17
ILZ003-004-008-010-011-017-018-211400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 63 57 81 CALM 29.93F TC 17
FREEPORT* CLOUDY 61 59 95 CALM 29.94S TC 16
ROCHELLE* CLOUDY 64 57 77 SE3 29.93F TC 18
DE KALB* CLOUDY 63 57 79 E5 29.94F TC 17
PERU* CLOUDY 64 61 88 E3 29.92S TC 18
ILZ005-006-012>014-019>023-211400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 66 55 67 E5 29.93F TC 19
CHICAGO-MIDWAY CLOUDY 68 56 65 CALM 29.93F TC 20
AURORA CLOUDY 64 59 83 CALM 29.93F TC 18
JOLIET* CLOUDY 67 62 82 CALM 29.94F TC 20
WAUKEGAN CLOUDY 65 57 75 E5 29.93F TC 18
DUPAGE AIRPORT CLOUDY 63 58 83 CALM 29.92F TC 17
KANKAKEE* CLOUDY 64 58 82 CALM 29.96F TC 18
WHEELING CLOUDY 63 58 83 CALM 29.95F TC 17
ROMEOVILLE* SUNNY 66 63 88 SE3 29.94F TC 19
LANSING* PTSUNNY 64 58 79 CALM 29.95F TC 18
NORTHERLY ISL* N/A 63 60 90 CALM N/A TC 17
LMZ740>746-211400-
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 55 1013.4 0
WAUKEGAN HARBOR 56 54 330/ 2/ 2 1014.3 0
WILMETTE BUOY 60 140/ 6/ 8 1015.8F 0
CHICAGO BUOY 63 62 120/ 6/ 6 1012.7 0
HARRISON CRIB 64 130/ 9/ 9 N/A
NORTHERLY ISL 63 30/ 4 N/A
CALUMET HARBOR 64 210/ 2/ 3 1014.2
BURNS HARBOR 180/ 4/ 5 1014.9F
MICHIGAN CITY 63 60/ 6/ 6 1013.6R
MICH CITY BUOY 64 64 100/ 6/ 10 992.9S 1
ST. JOSEPH BUOY 64 64 140/ 4/ 6 1015.4R 0
ILZ025>027-034>036-040-047-049-050-058-095>099-211400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 64 60 87 E12 29.81F TC 18
GALESBURG* LGT RAIN 63 59 87 CALM 29.92S TC 17
MACOMB* RAIN 64 62 94 CALM 29.90F TC 18
JACKSONVILLE* CLOUDY 67 57 70 SE16 29.87F TC 19
PITTSFIELD* CLOUDY 68 58 69 E9 29.85F TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-211400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 64 61 90 MISG 29.93F TC 18
BLOOMINGTON LGT RAIN 64 56 75 SE8 29.95F TC 18
DECATUR CLOUDY 67 57 70 SE9 29.93F TC 19
PEORIA LGT RAIN 65 57 75 E8 29.91S TC 18
LACON* CLOUDY 65 55 70 SE6 29.91F TC 19
SPRINGFIELD CLOUDY 67 56 67 SE12G18 29.90F TC 19
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-211400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 67 59 75 E7 29.95F TC 19
DANVILLE* PTSUNNY 66 59 78 SE5 29.97S TC 19
MATTOON LGT RAIN 66 58 75 SE6 29.94S TC 19
PARIS* CLOUDY 64 60 85 CALM 29.97R TC 18
ILZ079-100>102-211400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 70 61 73 SE10 29.89F TC 21
BELLEVILLE PTSUNNY 73 66 78 SE8 29.87F TC 23
CAHOKIA* CLOUDY 73 63 70 SE10 29.88S TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 71 66 84 E3 29.91S TC 22
CAIRO* PTSUNNY 74 72 92 CALM 29.93R TC 24
EFFINGHAM* PTSUNNY 70 61 73 E8 29.95F TC 21
MARION MOSUNNY 72 64 78 SE6 29.92R TC 22
MT. VERNON MOSUNNY 74 63 68 VRB5 29.92F TC 23
CENTRALIA* MOSUNNY 74 60 60 SE12 29.92S TC 24
SALEM* MOSUNNY 72 62 69 MISG 29.92F TC 22
METROPOLIS* PTSUNNY 72 71 98 SW3 29.94R TC 22
ILZ067-068-072-073-078-083-087-091-211400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 70 59 68 E7 29.94S TC 21
FLORA* MOSUNNY 70 61 73 SE7 29.93F TC 21
FAIRFIELD* MOSUNNY 73 61 67 E6 29.93S TC 23
HARRISBURG* MOSUNNY 74 68 80 E3 29.93S TC 23
ROBINSON* CLOUDY 68 63 83 E5 29.95R TC 20
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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