587
ASUS43 KLOT 011601
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM CDT FRI MAY 01 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.
ILZ001-002-007-009-015-016-024-011700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 51 27 39 CALM 30.04F TC 11
ILZ003-004-008-010-011-017-018-011700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 48 29 47 N13 30.05F TC 9
ILZ005-006-012>014-019>023-011700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 49 29 46 N13 30.01S TC 9
CHICAGO-MIDWAY PTSUNNY 46 33 60 N10 30.02S TC 8
AURORA MOSUNNY 50 33 52 N10 30.03R TC 10
WAUKEGAN PTSUNNY 45 37 73 NE9 30.02R TC 7
DUPAGE AIRPORT MOSUNNY 48 31 51 N8 30.02S TC 9
WHEELING PTSUNNY 48 28 46 N9G23 30.03S TC 9
MORRIS* PTSUNNY 48 36 61 CALM 30.03S TC 9
ROMEOVILLE* PTSUNNY 48 37 66 NW5G14 30.03S TC 9
NORTHERLY ISL* N/A 45 38 76 N12 N/A TC 7
LMZ740>746-011700-
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 48 1018.2F 2/ 3
WAUKEGAN HARBOR 41 48 360/ 12/ 16 1016.8R 2/ 3
HARRISON CRIB 42 20/ 12/ 13 N/A
NORTHERLY ISL 46 40/ 10/ 10 N/A
CALUMET HARBOR 45 20/ 8/ 11 1016.3
BURNS HARBOR 42 350/ 6/ 8 1017.6R
MICHIGAN CITY 42 300/ 7/ 9 1016.8R
ST. JOSEPH BUOY 41 330/ 10/ 14 1017.2R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-011700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 53 32 44 MISG 30.06F TC 12
ILZ028>032-037-038-041>044-048-051>054-059>061-011700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
DECATUR PTSUNNY 50 38 63 N10 30.05S TC 10
PEORIA PTSUNNY 51 30 44 N6 30.05F TC 11
SPRINGFIELD SUNNY 53 33 46 N9 30.07R TC 12
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-011700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 50 38 63 N12 30.04R TC 10
MATTOON PTSUNNY 52 41 66 N15G32 30.04R TC 11
ILZ079-100>102-011700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 55 32 41 MISG 30.09S TC 13
CAHOKIA* SUNNY 57 33 40 N9G18 30.08S TC 14
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-011700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 58 35 42 N14G26 30.08S TC 14
MARION SUNNY 57 32 38 N16G28 30.08R TC 14
ILZ067-068-072-073-078-083-087-091-011700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 54 39 57 NW17G24 30.04R TC 12
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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