643
ASUS43 KLOT 091310
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
STERLING* SUNNY 52 47 83 SW6 30.14R TC 11
SAVANNA* SUNNY 49 44 80 NW5 30.15R 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
FREEPORT* SUNNY 50 44 78 NW8 30.15R TC 10
ROCHELLE* PTSUNNY 50 47 89 S7 30.13R TC 10
DE KALB* MOSUNNY 49 45 85 SW3 30.13R TC 10
PERU* CLOUDY 54 46 76 W3 30.15R TC 12
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
KANKAKEE* CLOUDY 56 44 64 SW3 30.16R TC 14
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
LANSING* PTSUNNY 57 46 67 SW5 30.13S TC 14
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/ 12 1020.0 1/ 4
WAUKEGAN HARBOR 46 43 10/ 4/ 6 1021.1 1/ 3
HARRISON CRIB 60 250/ 9/ 9 N/A
NORTHERLY ISL 58 220/ 3/ 9 N/A
CALUMET HARBOR 58 200/ 4/ 5 1019.4
BURNS HARBOR 59 230/ 5/ 7 1020.7R
MICHIGAN CITY 53 230/ 12/ 13 1019.3R
ST. JOSEPH BUOY 45 250/ 6/ 8 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
GALESBURG* MOSUNNY 50 47 92 CALM 30.15S TC 10
MACOMB* CLOUDY 54 46 74 CALM 30.17R TC 12
JACKSONVILLE* PTSUNNY 57 42 56 S5 30.17R TC 14
PITTSFIELD* MOSUNNY 56 45 65 S3 30.18R TC 13
ILZ028>032-037-038-041>044-048-051>054-059>061-091400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 55 46 70 MISG 30.15R TC 13
BLOOMINGTON CLOUDY 58 46 64 SW8 30.17R TC 14
DECATUR MOSUNNY 59 43 55 SW15 30.18R TC 15
PEORIA CLOUDY 57 45 64 VRB3 30.14R TC 14
LACON* CLOUDY 56 44 64 CALM 30.13R TC 13
LINCOLN* MOSUNNY 59 42 53 S3 30.17R TC 15
SPRINGFIELD MOSUNNY 58 42 55 SW6 30.18R TC 14
TAYLORVILLE MOSUNNY 59 45 58 S13 30.19S TC 15
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
RANTOUL* MOSUNNY 59 43 55 SW14G20 30.18R 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
CAIRO* SUNNY 60 47 61 S10 30.31R TC 16
EFFINGHAM* MOSUNNY 59 45 60 S7 30.25R TC 15
MARION MOSUNNY 61 45 55 S16G28 30.28R TC 16
MT. VERNON SUNNY 58 48 69 S9 30.27R TC 14
CENTRALIA* SUNNY 59 46 60 S12 30.24S TC 15
SALEM* SUNNY 62 45 54 S10G17 30.24R TC 17
METROPOLIS* SUNNY 61 41 48 S8 30.32R TC 16
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
FLORA* SUNNY 59 48 67 S12 30.26R TC 15
FAIRFIELD* SUNNY 58 46 62 S9 30.27R TC 15
HARRISBURG* SUNNY 62 43 49 S15 30.29S TC 16
ROBINSON* SUNNY 63 46 55 SW16G23 30.25R TC 17
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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