487
ASUS43 KLOT 171003
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 AM CDT SAT MAY 17 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.
ILZ001-002-007-009-015-016-024-171100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 51 41 68 W24G38 29.62R TC 11
STERLING* CLOUDY 52 42 69 W21G26 29.59R TC 11
ILZ003-004-008-010-011-017-018-171100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 53 40 61 W15G23 29.55R TC 12
ILZ005-006-012>014-019>023-171100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 55 43 63 W16G25 29.51R TC 13
CHICAGO-MIDWAY CLOUDY 57 42 57 W16G26 29.53S TC 14
AURORA CLOUDY 54 42 64 W24G35 29.54R TC 12
WAUKEGAN CLOUDY 54 32 43 W20G28 29.48R TC 12
DUPAGE AIRPORT CLOUDY 55 43 63 W18G29 29.53R TC 13
WHEELING CLOUDY 55 43 63 W15G26 29.52R TC 13
MORRIS* CLOUDY 55 42 63 W21G30 29.57R TC 13
LANSING* MOCLDY 55 45 67 W18G26 29.56R TC 13
NORTHERLY ISL* N/A 56 41 57 S12 N/A TC 13
LMZ740>746-171100-
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)
HARRISON CRIB 59 260/ 28/ 33 N/A
NORTHERLY ISL 56 250/ 13/ 20 N/A
CALUMET HARBOR 57 240/ 6/ 20 999.0
BURNS HARBOR 57 270/ 13/ 16 1000.7R
MICHIGAN CITY 56 250/ 20/ 22 998.4R
ST. JOSEPH BUOY 54 55 280/ 19/ 25 1000.3R 4/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-171100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 59 43 55 W18G31 29.70R TC 15
GALESBURG* PTCLDY 51 40 65 W16G23 29.68R TC 11
MACOMB* CLEAR 54 43 66 W13 29.71R TC 12
PITTSFIELD* PTCLDY 59 42 53 W13G18 29.72R TC 15
ILZ028>032-037-038-041>044-048-051>054-059>061-171100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLEAR 57 43 59 W22 29.64R TC 14
DECATUR CLEAR 59 44 57 W14G24 29.67R TC 15
PEORIA CLEAR 56 42 59 W15G23 29.66R TC 13
LACON* CLEAR 53 40 59 W12G21 29.62R TC 12
LINCOLN* PTCLDY 59 43 54 W7 29.66R TC 15
SPRINGFIELD CLEAR 58 43 57 W22G31 29.67S TC 14
TAYLORVILLE CLEAR 57 45 62 MISG 29.69R TC 14
ILZ033-039-045-046-055>057-062-063-171100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 56 45 66 W14 29.65R TC 13
RANTOUL* CLEAR 57 42 55 W9 29.63R TC 14
MATTOON CLEAR 59 47 64 W16G24 29.66R TC 15
ILZ079-100>102-171100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 61 42 49 W17 29.71R TC 16
BELLEVILLE CLEAR 65 43 45 W12 29.70R TC 18
CAHOKIA* CLEAR 65 41 41 W14G21 29.71R TC 18
SPARTA* CLEAR 63 46 54 W3 29.75R TC 17
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 60 50 69 SW6 29.75R TC 16
EFFINGHAM* CLEAR 60 47 62 W7 29.70R TC 16
MT. VERNON N/A 62 49 62 W12 29.71S TC 17
CENTRALIA* CLEAR 61 48 62 W12 29.70S TC 16
SALEM* CLEAR 63 48 58 W7 29.70R TC 17
METROPOLIS* CLEAR 61 60 97 SW3 29.78R TC 16
ILZ067-068-072-073-078-083-087-091-171100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 66 51 58 W13 29.66R TC 19
FLORA* CLEAR 63 48 59 W7 29.69R TC 17
FAIRFIELD* CLEAR 64 48 57 SW9 29.69S TC 18
HARRISBURG* CLEAR 61 53 74 W7 29.74R TC 16
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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