135
ASUS43 KLOT 210801
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 AM CDT WED MAY 21 2025
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.
ILZ001-002-007-009-015-016-024-210900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE RAIN 54 53 97 NE6 29.65S FOG TC 12
STERLING* CLOUDY 50 50 100 NE8 29.66F FOG TC 10
ILZ003-004-008-010-011-017-018-210900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD DRIZZLE 48 45 89 NE6 29.68F FOG TC 9
ILZ005-006-012>014-019>023-210900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 49 48 97 NE8 29.63F FOG TC 9
CHICAGO-MIDWAY CLOUDY 52 50 93 NE6 29.63F FOG TC 11
AURORA CLOUDY 50 48 93 NE7 29.64F FOG TC 10
JOLIET* CLOUDY 54 54 99 N3 29.64S FOG TC 12
WAUKEGAN LGT RAIN 46 44 93 NE8 29.66F FOG TC 8
DUPAGE AIRPORT CLOUDY 49 47 93 NE9 29.64F FOG TC 9
WHEELING CLOUDY 48 47 96 NE8 29.66F FOG TC 9
MORRIS* CLOUDY 53 53 100 CALM 29.63S FOG TC 12
LANSING* CLOUDY 53 53 100 CALM 29.63F TC 12
NORTHERLY ISL* N/A 50 48 93 NE7 N/A TC 10
LMZ740>746-210900-
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)
WILMETTE BUOY 47 1004.0F 3/ 5
CHICAGO BUOY 50 55 50/ 8/ 14 1004.8F 3/ 5
HARRISON CRIB 53 60/ 11/ 13 N/A
NORTHERLY ISL 50 60/ 7/ 11 N/A
CALUMET HARBOR 51 30/ 6/ 8 1002.6F
BURNS HARBOR 53 90/ 3/ 5 1004.1F
MICHIGAN CITY 52 90/ 6/ 8 1002.8F
ST. JOSEPH BUOY 51 50 110/ 8/ 12 1005.0F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-210900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 56 50 80 W12 29.74R TC 13
GALESBURG* CLOUDY 56 54 93 W15 29.67F TC 13
MACOMB* CLOUDY 57 53 88 W17G24 29.71S TC 14
PITTSFIELD* PTCLDY 57 51 78 W8 29.75S TC 14
ILZ028>032-037-038-041>044-048-051>054-059>061-210900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON LGT RAIN 57 55 93 W16G23 29.66F TC 14
DECATUR CLOUDY 62 54 74 W10 29.69S TC 17
PEORIA CLOUDY 58 55 90 W8 29.67S TC 14
LACON* RAIN 56 55 94 W6 29.64S TC 14
LINCOLN* CLOUDY 60 54 78 W6 29.68F TC 16
SPRINGFIELD CLOUDY 59 53 80 W13G22 29.70S TC 15
TAYLORVILLE CLEAR 57 52 82 MISG 29.72S TC 14
ILZ033-039-045-046-055>057-062-063-210900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 59 55 87 W12 29.67F TC 15
RANTOUL* CLOUDY 58 55 88 W10 29.66S TC 15
MATTOON MOCLDY 58 52 80 SW9G20 29.69S TC 14
ILZ079-100>102-210900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 59 50 72 W10 29.76R TC 15
BELLEVILLE CLEAR 61 50 67 W8 29.74S TC 16
CAHOKIA* CLEAR 60 50 69 VRB7 29.76S TC 16
SPARTA* CLEAR 61 51 69 W6 29.79S TC 16
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-210900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 63 48 58 W9 29.78S TC 17
CAIRO* CLEAR 63 55 73 CALM 29.81S TC 17
MARION CLEAR 61 47 59 W3 29.79S TC 16
MT. VERNON N/A 60 54 80 W7 29.76S TC 16
CENTRALIA* CLEAR 59 52 76 W7 29.75F TC 15
SALEM* CLEAR 61 52 72 W7 29.75S TC 16
METROPOLIS* CLEAR 62 52 68 W6 29.81R TC 17
ILZ067-068-072-073-078-083-087-091-210900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 62 46 55 W7 29.72F TC 17
FLORA* CLEAR 57 54 88 SW6 29.74S TC 14
FAIRFIELD* CLEAR 57 54 89 CALM 29.75S TC 14
HARRISBURG* CLEAR 60 52 73 W9 29.77S TC 16
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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