617
ASUS43 KLOT 110712
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 AM CDT SAT APR 11 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.
ILZ001-002-007-009-015-016-024-110800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 37 35 92 CALM 30.35S TC 3
STERLING* CLEAR 39 39 100 E6 30.38R WCI 35 TC 4
SAVANNA* CLEAR 37 36 96 CALM 30.37R FOG TC 3
ILZ003-004-008-010-011-017-018-110800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 34 34 100 CALM 30.40R TC 1
FREEPORT* CLEAR 36 35 95 E5 30.39R WCI 32 TC 2
ROCHELLE* CLEAR 39 37 94 SE8 30.39R FOG WCI 33
DE KALB* CLEAR 36 36 100 CALM 30.39R FOG TC 2
ILZ005-006-012>014-019>023-110800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 38 33 82 E3 30.38S TC 3
CHICAGO-MIDWAY CLEAR 40 35 83 E3 30.39S TC 4
AURORA CLEAR 35 35 100 CALM 30.38R FOG TC 2
JOLIET* CLEAR 41 40 98 CALM 30.39S FOG TC 5
WAUKEGAN CLEAR 30 30 100 CALM 30.38S TC -1
DUPAGE AIRPORT CLEAR 35 34 96 CALM 30.38R TC 2
KANKAKEE* MOCLDY 40 39 95 E5 30.40S TC 5
WHEELING CLEAR 36 34 92 CALM 30.40R TC 2
MORRIS* CLEAR 40 38 96 CALM 30.38R FOG TC 4
ROMEOVILLE* CLEAR 37 37 100 NE3 30.39S FOG TC 3
LANSING* CLEAR 36 36 100 CALM 30.40S FOG TC 2
NORTHERLY ISL* N/A 40 34 79 CALM N/A TC 4
LMZ740>746-110800-
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 38 41 50/ 2/ 4 1020.9 1
WAUKEGAN HARBOR 39 43 330/ 2/ 4 1029.7 1/ 3
HARRISON CRIB 41 160/ 3/ 3 N/A
NORTHERLY ISL 40 80/ 2/ 3 N/A
CALUMET HARBOR 39 CALM / 2 1028.5S
BURNS HARBOR 41 90/ 2/ 2 1029.5R
MICHIGAN CITY 39 150/ 2/ 2 1029.2R
ST. JOSEPH BUOY 42 60/ 4/ 4 1029.2R 1/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-110800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 47 43 86 E3 30.34R TC 8
GALESBURG* CLEAR 38 38 100 CALM 30.37S TC 4
MACOMB* PTCLDY 39 38 96 CALM 30.37S TC 4
JACKSONVILLE* PTCLDY 41 41 99 CALM 30.35S TC 5
PITTSFIELD* PTCLDY 47 47 99 E3 30.36R TC 9
ILZ028>032-037-038-041>044-048-051>054-059>061-110800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 40 39 95 MISG 30.38S TC 5
BLOOMINGTON CLEAR 42 42 100 E6 30.37S TC 6
DECATUR PTCLDY 43 42 97 CALM 30.35S TC 6
PEORIA CLEAR 42 41 96 CALM 30.36S TC 6
LACON* MOCLDY 40 37 90 CALM 30.36S TC 5
LINCOLN* CLEAR 42 40 93 CALM 30.37R TC 6
SPRINGFIELD PTCLDY 43 41 93 CALM 30.35S TC 6
TAYLORVILLE PTCLDY 46 45 93 E5 30.35S TC 8
ILZ033-039-045-046-055>057-062-063-110800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 44 42 93 NE8 30.35F TC 7
DANVILLE* CLEAR 44 40 87 NE5 30.38S TC 7
RANTOUL* CLEAR 42 40 92 E7 30.36F TC 6
MATTOON PTCLDY 43 41 93 NE5 30.34S TC 6
PARIS* CLEAR 46 40 80 MISG 30.35F TC 8
ILZ079-100>102-110800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 50 46 84 NE5 30.34S TC 10
CAHOKIA* CLEAR 53 47 79 E6 30.33S TC 12
SPARTA* CLEAR 50 50 99 NE5 30.34S TC 10
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-110800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 55 51 86 NE7 30.32R TC 13
CAIRO* CLOUDY 63 61 93 NE5 30.30S TC 17
EFFINGHAM* PTCLDY 48 46 90 CALM 30.36S TC 9
MARION PTCLDY 53 52 97 N7 30.33R TC 12
MT. VERNON PTCLDY 51 47 86 NE6 30.34R TC 11
CENTRALIA* CLEAR 51 47 84 CALM 30.33S TC 11
SALEM* CLEAR 52 47 84 CALM 30.33S TC 11
METROPOLIS* CLOUDY 60 59 97 CALM 30.30S TC 16
ILZ067-068-072-073-078-083-087-091-110800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 50 46 86 NE9 30.34R TC 10
FLORA* CLEAR 50 46 87 NE7 30.34S TC 10
FAIRFIELD* PTCLDY 51 47 86 N6 30.33S TC 10
HARRISBURG* CLEAR 54 49 84 N3 30.33R TC 12
ROBINSON* PTCLDY 50 45 81 NE12G18 30.34S TC 10
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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