788
ASUS43 KLOT 210903
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 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.
ILZ001-002-007-009-015-016-024-211000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE RAIN 53 52 96 NE5 29.65S FOG TC 12
STERLING* CLOUDY 49 49 100 NE7 29.66S FOG TC 9
ILZ003-004-008-010-011-017-018-211000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD DRIZZLE 48 45 89 N3 29.68S FOG TC 9
ILZ005-006-012>014-019>023-211000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 49 48 97 NE8 29.63S FOG TC 9
CHICAGO-MIDWAY CLOUDY 52 50 93 NE7 29.62F FOG TC 11
AURORA CLOUDY 50 48 93 NE6 29.64S FOG TC 10
JOLIET* CLOUDY 54 53 99 NE3 29.63F FOG TC 12
WAUKEGAN CLOUDY 47 45 93 NE9 29.65F FOG TC 8
DUPAGE AIRPORT CLOUDY 49 47 93 NE8 29.64R FOG TC 9
WHEELING CLOUDY 48 47 96 NE7 29.66S FOG TC 9
MORRIS* CLOUDY 52 52 100 CALM 29.63S FOG TC 11
LANSING* CLOUDY 53 53 100 CALM 29.63S FOG TC 12
NORTHERLY ISL* N/A 50 49 96 NE7 N/A TC 10
LMZ740>746-211000-
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 1003.6F 3/ 5
CHICAGO BUOY 50 55 40/ 10/ 12 1004.3F 3/ 5
HARRISON CRIB 52 60/ 13/ 15 N/A
NORTHERLY ISL 50 40/ 7/ 10 N/A
CALUMET HARBOR 52 30/ 5/ 7 1002.4
BURNS HARBOR 54 100/ 4/ 6 1003.7F
MICHIGAN CITY 53 110/ 5/ 7 1002.5F
ST. JOSEPH BUOY 51 50 110/ 8/ 12 1004.6F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-211000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 55 49 80 W12 29.74S TC 13
GALESBURG* CLOUDY 55 54 95 W16G23 29.68S TC 13
MACOMB* CLOUDY 56 52 84 W16 29.72R TC 14
PITTSFIELD* CLOUDY 57 50 78 W13G18 29.76R TC 14
ILZ028>032-037-038-041>044-048-051>054-059>061-211000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 57 55 93 W14 29.66S TC 14
DECATUR CLOUDY 61 54 77 W8 29.69S TC 16
PEORIA CLOUDY 57 55 93 W12G22 29.66F FOG TC 14
LACON* HVY RAIN 56 54 94 W8G16 29.63F TC 13
LINCOLN* CLOUDY 60 53 77 W6 29.68S TC 16
SPRINGFIELD CLOUDY 57 51 80 W15G26 29.70S TC 14
TAYLORVILLE PTCLDY 55 52 88 MISG 29.72S TC 13
ILZ033-039-045-046-055>057-062-063-211000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 59 55 87 SW13 29.67S TC 15
RANTOUL* CLOUDY 58 54 88 W10G16 29.66S TC 14
MATTOON PTCLDY 58 51 78 SW10G20 29.68F TC 14
ILZ079-100>102-211000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 57 50 76 W8 29.77R TC 14
BELLEVILLE CLEAR 58 51 76 W9 29.76R TC 15
CAHOKIA* CLEAR 59 50 72 W5 29.77R TC 15
SPARTA* CLEAR 60 52 75 SW5 29.80R TC 15
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 58 50 75 SW6 29.79R TC 14
CAIRO* CLEAR 62 54 74 W3 29.83R TC 17
MARION CLEAR 59 48 66 CALM 29.80R TC 15
MT. VERNON CLEAR 57 53 86 SW5 29.77R TC 14
CENTRALIA* CLEAR 57 51 79 W6 29.76S TC 14
SALEM* CLEAR 61 49 65 W10G16 29.75S TC 16
METROPOLIS* CLEAR 61 52 72 SW3 29.81S TC 16
ILZ067-068-072-073-078-083-087-091-211000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 59 52 77 W6 29.73R TC 15
FLORA* CLEAR 57 54 88 W7 29.75R TC 14
FAIRFIELD* CLEAR 59 53 79 CALM 29.76R TC 15
HARRISBURG* CLEAR 59 50 72 W7 29.78S TC 15
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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