481
ASUS43 KLOT 271356
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM CDT MON APR 27 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.
ILZ001-002-007-009-015-016-024-271500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE TSTM 60 56 86 E17G25 29.64F TC 16
ILZ003-004-008-010-011-017-018-271500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD NOT AVBL
PERU* PTSUNNY 63 52 67 SE15 29.78S TC 17
ILZ005-006-012>014-019>023-271500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 57 49 74 S12 29.84S TC 14
CHICAGO-MIDWAY NOT AVBL
AURORA NOT AVBL
WAUKEGAN CLOUDY 49 46 90 SE13 29.85F TC 9
DUPAGE AIRPORT NOT AVBL
WHEELING NOT AVBL
ROMEOVILLE* LGT RAIN 57 54 88 SE15 29.85R TC 14
NORTHERLY ISL* N/A 53 48 83 SE7 N/A TC 12
LMZ740>746-271500-
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 47 1015.0F 3/ 4
WAUKEGAN HARBOR 47 47 90/ 12/ 16 1011.6F 3/ 4
HARRISON CRIB 53 140/ 15/ 17 N/A
NORTHERLY ISL 54 140/ 6/ 8 N/A
CALUMET HARBOR 140/ 8/ 14 1011.0
BURNS HARBOR 57 140/ 10/ 13 1011.9F
MICHIGAN CITY 57 140/ 15/ 20 1010.6F
ST. JOSEPH BUOY 55 130/ 16/ 21 1013.2F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-271500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY TSTM 63 59 88 W15G31 29.69R FOG TC 17
ILZ028>032-037-038-041>044-048-051>054-059>061-271500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
DECATUR TSTM 61 54 77 S16G28 29.78F TC 16
PEORIA NOT AVBL
SPRINGFIELD FOG 59 57 93 VRB6 29.84R THUNDER VSB 3/4
TAYLORVILLE CLOUDY 61 55 82 SE20G26 29.75F THUNDER TC 16
ILZ033-039-045-046-055>057-062-063-271500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MATTOON MOSUNNY 61 54 77 SE18G32 29.81F TC 16
ILZ079-100>102-271500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 66 59 77 S21G30 29.74S TC 19
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-271500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE TSTM 64 62 93 CALM 29.82S VSB 3/4 TC 18
MARION CLOUDY 63 63 100 SE12 29.80F TC 17
ILZ067-068-072-073-078-083-087-091-271500-
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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