302
ASUS43 KLOT 211410
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 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.
ILZ001-002-007-009-015-016-024-211500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE LGT RAIN 63 59 87 SE6 29.88S TC 17
STERLING* PTSUNNY 64 61 90 E5 29.92R TC 18
SAVANNA* CLOUDY 64 58 80 E5 29.91R TC 18
ILZ003-004-008-010-011-017-018-211500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 65 57 75 CALM 29.93S TC 18
FREEPORT* CLOUDY 64 62 94 E5 29.94R TC 18
ROCHELLE* CLOUDY 66 56 71 E5 29.93R TC 19
DE KALB* CLOUDY 66 58 74 SE5 29.94S TC 19
PERU* CLOUDY 66 61 82 SE3 29.92S TC 19
ILZ005-006-012>014-019>023-211500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 68 57 68 E5 29.92F TC 20
CHICAGO-MIDWAY CLOUDY 70 55 59 VRB3 29.93S TC 21
AURORA CLOUDY 67 59 75 SE6 29.92F TC 19
JOLIET* CLOUDY 70 61 73 CALM 29.94R TC 21
WAUKEGAN CLOUDY 66 57 72 E7 29.93S TC 19
DUPAGE AIRPORT CLOUDY 67 58 72 SE3 29.92S TC 19
KANKAKEE* CLOUDY 65 58 79 SE6 29.95S TC 18
WHEELING CLOUDY 66 58 75 E3 29.94F TC 19
ROMEOVILLE* SUNNY 68 61 77 SE6 29.94S TC 20
LANSING* CLOUDY 68 58 69 S3 29.95S TC 20
NORTHERLY ISL* N/A 63 59 87 SE5 N/A TC 17
LMZ740>746-211500-
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 58 56 1013.6 0
WAUKEGAN HARBOR 57 55 330/ 4/ 4 1014.4 0
WILMETTE BUOY 60 130/ 4/ 6 1015.7F 0
CHICAGO BUOY 63 62 150/ 6/ 6 1012.6 0
HARRISON CRIB 65 140/ 9/ 10 N/A
NORTHERLY ISL 63 110/ 3/ 7 N/A
CALUMET HARBOR 65 30/ 4/ 5 1013.7
BURNS HARBOR 80/ 3/ 5 1014.6F
MICHIGAN CITY 66 110/ 7/ 9 1012.7F
MICH CITY BUOY 65 64 110/ 6/ 8 992.6F 1
ST. JOSEPH BUOY 65 64 140/ 6/ 8 1015.0F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-211500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 63 60 90 NE8 29.79F TC 17
GALESBURG* RAIN 62 59 89 E5 29.91F TC 17
MACOMB* RAIN 61 60 99 E10 29.91S TC 16
JACKSONVILLE* PTSUNNY 67 58 71 SE15G22 29.83F TC 20
PITTSFIELD* CLOUDY 69 58 69 E9 29.82F TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-211500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 66 61 82 MISG 29.94R TC 19
BLOOMINGTON PTSUNNY 66 58 75 SE7 29.94F TC 19
DECATUR CLOUDY 69 57 65 SE9 29.92F TC 21
PEORIA CLOUDY 66 56 70 E8 29.90F TC 19
LACON* LGT RAIN 64 58 81 SE3 29.92S TC 18
SPRINGFIELD PTSUNNY 68 56 65 E15 29.87F TC 20
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-211500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 69 59 70 SE8 29.94F TC 21
DANVILLE* PTSUNNY 69 58 68 E6 29.96F TC 21
MATTOON PTSUNNY 69 58 67 SE10 29.93F TC 21
PARIS* PTSUNNY 71 59 66 SE5 29.95F TC 22
ILZ079-100>102-211500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 72 63 73 SE13 29.85F TC 22
BELLEVILLE CLOUDY 76 68 77 S9 29.84F TC 25
CAHOKIA* CLOUDY 75 65 70 SE10 29.84F TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 77 69 76 S8 29.90F TC 25
CAIRO* MOSUNNY 78 73 86 S6 29.92S HX 80 TC 26
EFFINGHAM* PTSUNNY 72 60 66 E12 29.93F TC 22
MARION MOSUNNY 75 66 73 S7 29.92S TC 24
MT. VERNON PTSUNNY 78 65 63 SE7 29.91F HX 80 TC 26
CENTRALIA* PTSUNNY 78 63 59 SE8 29.90F HX 80 TC 26
SALEM* PTSUNNY 76 64 66 MISG 29.90F TC 24
METROPOLIS* PTSUNNY 77 74 91 SW3 29.94S TC 25
ILZ067-068-072-073-078-083-087-091-211500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 74 59 59 SE9 29.94S TC 23
FLORA* PTSUNNY 73 64 73 SE12 29.92F TC 23
FAIRFIELD* PTSUNNY 76 64 66 SE8 29.92F TC 24
HARRISBURG* MOSUNNY 76 69 77 SE6 29.93F TC 25
ROBINSON* CLOUDY 72 61 68 SE8 29.94S TC 22
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page