581
ASUS43 KLOT 211006
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 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.
ILZ001-002-007-009-015-016-024-211100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE RAIN 52 51 97 N3 29.65S FOG TC 11
STERLING* PTCLDY 49 49 100 N5 29.67R FOG TC 9
ILZ003-004-008-010-011-017-018-211100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD DRIZZLE 48 45 89 N5 29.67F FOG TC 9
ROCHELLE* CLOUDY 47 46 94 NE9 29.65F FOG TC 9
DE KALB* CLOUDY 47 47 100 N7 29.65F FOG TC 8
PERU* CLOUDY 51 51 98 N7 29.64S FOG TC 11
ILZ005-006-012>014-019>023-211100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 49 48 97 NE9 29.62F FOG TC 9
CHICAGO-MIDWAY CLOUDY 52 50 93 N6 29.62S FOG TC 11
AURORA CLOUDY 50 48 93 NE7 29.63F FOG TC 10
JOLIET* CLOUDY 54 53 99 NE3 29.63S FOG TC 12
WAUKEGAN CLOUDY 47 45 93 NE10 29.65S FOG TC 8
DUPAGE AIRPORT CLOUDY 49 47 93 NE8 29.62F FOG TC 9
KANKAKEE* CLOUDY 56 55 95 CALM 29.61F FOG TC 14
WHEELING CLOUDY 48 47 96 NE7 29.65F FOG TC 9
MORRIS* CLOUDY 52 52 100 CALM 29.62S FOG TC 11
ROMEOVILLE* CLOUDY 52 52 100 N8 29.63F FOG TC 11
LANSING* RAIN 53 53 100 CALM 29.62F TC 12
NORTHERLY ISL* N/A 50 48 93 N6 N/A TC 10
LMZ740>746-211100-
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 1003.4S 3/ 5
CHICAGO BUOY 50 55 60/ 10/ 12 1004.1 3/ 5
HARRISON CRIB 52 60/ 12/ 13 N/A
NORTHERLY ISL 49 40/ 5/ 9 N/A
CALUMET HARBOR 51 20/ 5/ 6 1002.3F
BURNS HARBOR 54 100/ 1/ 3 1003.7S
MICHIGAN CITY 53 130/ 7/ 10 1002.2F
ST. JOSEPH BUOY 51 50 120/ 12/ 16 1004.3F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-211100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 54 49 83 W13 29.75R TC 12
GALESBURG* CLOUDY 54 53 96 W14G21 29.69R TC 12
MACOMB* CLOUDY 55 50 84 W17 29.72S TC 13
JACKSONVILLE* MOCLDY 55 49 80 W9 29.73S TC 13
PITTSFIELD* CLOUDY 57 50 78 W9G16 29.76R TC 14
ILZ028>032-037-038-041>044-048-051>054-059>061-211100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC RAIN 57 56 97 W12 29.63S TC 14
BLOOMINGTON LGT RAIN 56 56 100 W15 29.66S FOG TC 13
DECATUR CLOUDY 60 54 80 W10G20 29.69S TC 16
PEORIA CLOUDY 56 55 97 W13G18 29.66S TC 13
LACON* DRIZZLE 56 54 94 W7 29.64R TC 13
LINCOLN* CLOUDY 60 53 78 W7 29.68S TC 15
SPRINGFIELD PTCLDY 56 50 80 W16G25 29.71S TC 13
TAYLORVILLE PTCLDY 55 52 88 MISG 29.72S TC 13
ILZ033-039-045-046-055>057-062-063-211100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 59 53 80 W15G24 29.67S TC 15
RANTOUL* CLOUDY 58 54 87 W10G20 29.66R TC 14
MATTOON MOCLDY 57 51 80 SW10G22 29.69S TC 14
PARIS* CLOUDY 57 53 89 SW12 29.68S TC 14
ILZ079-100>102-211100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 57 50 76 W13 29.77S TC 14
BELLEVILLE CLEAR 58 51 79 W7 29.77R TC 14
CAHOKIA* CLEAR 58 50 75 W7 29.79R TC 14
SPARTA* CLEAR 59 51 76 W6 29.81R TC 15
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-211100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 58 50 75 W7 29.80R TC 14
CAIRO* CLEAR 62 54 74 W7 29.84R TC 17
MARION CLEAR 58 48 69 W3 29.81R TC 15
MT. VERNON CLEAR 58 51 78 W7 29.78R TC 14
CENTRALIA* CLEAR 57 51 79 W8 29.77S TC 14
SALEM* CLEAR 59 51 76 W9 29.76S TC 15
METROPOLIS* CLEAR 60 52 73 W5 29.83R TC 16
ILZ067-068-072-073-078-083-087-091-211100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 58 53 84 W8 29.73S TC 14
FLORA* CLEAR 59 52 77 W13 29.76R TC 15
FAIRFIELD* CLEAR 58 51 76 CALM 29.76R TC 15
HARRISBURG* CLEAR 58 50 74 W8 29.79R TC 15
ROBINSON* CLEAR 59 52 77 W10 29.71S TC 15
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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