251
ASUS43 KLOT 171256
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT SUN MAY 17 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.
ILZ001-002-007-009-015-016-024-171400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 67 64 90 SE12 29.79F TC 19
ILZ003-004-008-010-011-017-018-171400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 68 63 84 SE6 29.91R TC 20
PERU* CLOUDY 70 64 83 S9 29.90R TC 21
ILZ005-006-012>014-019>023-171400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 70 63 78 CALM 29.92R TC 21
CHICAGO-MIDWAY NOT AVBL
AURORA PTSUNNY 70 64 81 S12 29.92R TC 21
WAUKEGAN PTSUNNY 53 45 74 NE9 29.94R TC 12
DUPAGE AIRPORT PTSUNNY 69 64 84 S7 29.92R TC 21
WHEELING MOSUNNY 59 51 75 NE7 29.95R TC 15
MORRIS* CLOUDY 68 64 88 S8 29.91R TC 20
ROMEOVILLE* MOSUNNY 70 66 88 S13 29.93R TC 21
NORTHERLY ISL* N/A 71 62 73 S6 N/A TC 22
LMZ740>746-171400-
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 1004.8R 2/ 3
WAUKEGAN HARBOR 50 53 340/ 14/ 19 1014.2R 2/ 4
HARRISON CRIB 67 160/ 6/ 6 N/A
NORTHERLY ISL 70 180/ 6/ 9 N/A
CALUMET HARBOR 170/ 9/ 12 1013.0
BURNS HARBOR 69 180/ 7/ 11 1013.9S
MICHIGAN CITY 70 160/ 11/ 15 1011.9F
ST. JOSEPH BUOY 60 140/ 6/ 6 1014.8R 0
ILZ025>027-034>036-040-047-049-050-058-095>099-171400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ028>032-037-038-041>044-048-051>054-059>061-171400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PEORIA NOT AVBL
SPRINGFIELD CLOUDY 71 65 81 S14 29.89F TC 22
TAYLORVILLE PTSUNNY 70 66 88 S12G18 29.94S TC 21
ILZ033-039-045-046-055>057-062-063-171400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ILZ079-100>102-171400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 72 64 78 S12 29.93R TC 22
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 73 62 68 S9 29.99R TC 23
MARION MOSUNNY 72 61 68 S12 30.00R TC 22
ILZ067-068-072-073-078-083-087-091-171400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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