609
ASUS43 KLOT 091301
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT THU APR 09 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.
ILZ001-002-007-009-015-016-024-091400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 50 46 86 CALM 30.13R TC 10
ILZ003-004-008-010-011-017-018-091400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 51 43 74 SW3 30.13R TC 11
PERU* CLOUDY N/A N/A N/A CALM 30.13R
ILZ005-006-012>014-019>023-091400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 55 45 68 SW7 30.11R TC 13
CHICAGO-MIDWAY PTSUNNY 57 44 62 SW6 30.12R TC 14
AURORA LGT RAIN 51 47 86 SW8 30.11R TC 11
JOLIET* CLOUDY 57 47 69 CALM 30.14R TC 14
WAUKEGAN MOSUNNY 54 41 61 SW8 30.09R TC 12
DUPAGE AIRPORT CLOUDY 53 47 79 SW7 30.11R TC 12
WHEELING PTSUNNY 55 45 68 SW6 30.12R TC 13
MORRIS* CLOUDY 55 46 72 CALM 30.13R TC 13
ROMEOVILLE* PTSUNNY 55 46 71 SW5 30.13R TC 13
NORTHERLY ISL* N/A 58 43 57 W2 N/A TC 14
LMZ740>746-091400-
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 50 40 340/ 6/ 8 1017.8R 1/ 4
WAUKEGAN HARBOR 49 43 30/ 6/ 8 1021.0R 1/ 3
HARRISON CRIB 59 240/ 7/ 8 N/A
NORTHERLY ISL 58 220/ 3/ 9 N/A
CALUMET HARBOR 200/ 4/ 5 1019.1
BURNS HARBOR 58 230/ 5/ 7 1020.7R
MICHIGAN CITY 54 240/ 15/ 15 1019.4R
ST. JOSEPH BUOY 45 250/ 6/ 10 1020.5R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-091400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 56 43 61 S9 30.15R TC 13
MACOMB* CLOUDY 54 46 74 CALM 30.17R TC 12
ILZ028>032-037-038-041>044-048-051>054-059>061-091400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
DECATUR MOSUNNY 59 43 55 SW15 30.18R TC 15
PEORIA CLOUDY 57 45 64 VRB3 30.14R TC 14
SPRINGFIELD MOSUNNY 58 42 55 SW6 30.18R TC 14
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-091400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 59 44 57 S13 30.18R TC 15
DANVILLE* MOSUNNY 59 44 57 SW15G21 30.19R TC 15
MATTOON PTSUNNY 58 44 60 S12 30.21R TC 14
PARIS* MOSUNNY 59 44 55 SW18 30.22R TC 15
ILZ079-100>102-091400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 59 43 55 S8 30.21R TC 15
CAHOKIA* SUNNY 62 43 49 SW6 30.21R TC 17
SPARTA* SUNNY 59 44 57 S10G17 30.26R TC 15
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-091400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 60 46 59 S10 30.28R TC 16
MARION MOSUNNY 61 45 55 S16G28 30.28R TC 16
SALEM* SUNNY 62 45 54 S10G17 30.24R TC 17
ILZ067-068-072-073-078-083-087-091-091400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 61 46 57 S20 30.27R TC 16
FAIRFIELD* SUNNY 58 46 62 S9 30.27R TC 15
HARRISBURG* SUNNY 62 43 49 S15 30.29S TC 16
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