787
ASUS43 KLOT 170908
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 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.
ILZ001-002-007-009-015-016-024-171000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 52 41 66 W20G32 29.60R TC 11
STERLING* PTCLDY 52 42 69 W20G28 29.57R TC 11
ILZ003-004-008-010-011-017-018-171000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 54 41 61 W17 29.53R TC 12
ROCHELLE* CLOUDY 53 40 62 W21G29 29.54R HAZE TC 11
DE KALB* CLOUDY 53 44 72 W18G24 29.54R TC 12
PERU* CLOUDY 56 41 58 W22G32 29.58R TC 13
ILZ005-006-012>014-019>023-171000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 55 43 63 W14G30 29.50R TC 13
CHICAGO-MIDWAY MOCLDY 58 43 57 W23G36 29.53R TC 14
AURORA CLOUDY 56 42 59 W23G29 29.53S TC 13
JOLIET* CLOUDY 58 46 63 W9G20 29.56R TC 14
WAUKEGAN MOCLDY 54 N/A N/A W13G30 29.47R TC 12
DUPAGE AIRPORT CLOUDY 55 43 63 W16G28 29.52R TC 13
KANKAKEE* MOCLDY 59 41 51 W20G25 29.57S TC 15
WHEELING CLOUDY 56 42 59 W17G25 29.51R TC 13
MORRIS* CLOUDY 57 45 64 W16G23 29.55R TC 14
ROMEOVILLE* CLOUDY 55 45 67 W17G35 29.55R TC 13
LANSING* CLOUDY 56 44 64 W16G30 29.54R TC 14
NORTHERLY ISL* N/A 57 43 59 SW15 N/A TC 14
LMZ740>746-171000-
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 60 260/ 34/ 39 N/A
NORTHERLY ISL 57 250/ 15/ 20 N/A
CALUMET HARBOR 58 230/ 9/ 19 998.6
BURNS HARBOR 59 250/ 15/ 17 1000.0R
MICHIGAN CITY 57 250/ 19/ 21 997.5R
ST. JOSEPH BUOY 55 55 270/ 17/ 23 999.6S 3/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-171000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 59 42 53 W15G24 29.69S TC 15
GALESBURG* CLEAR 52 40 63 W17 29.65R TC 11
MACOMB* CLEAR 55 42 60 W24G32 29.69R TC 13
JACKSONVILLE* CLEAR 58 40 50 W17G25 29.68R TC 15
PITTSFIELD* CLEAR 60 42 51 W6 29.71R TC 15
ILZ028>032-037-038-041>044-048-051>054-059>061-171000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 59 40 50 W31 29.59R TC 15
BLOOMINGTON PTCLDY 58 43 57 W18G24 29.61R TC 14
DECATUR CLEAR 62 43 49 W17G33 29.64R TC 17
PEORIA PTCLDY 57 42 57 W13G23 29.63R TC 14
LACON* PTCLDY 55 40 58 W16G23 29.61R TC 13
LINCOLN* CLEAR 60 43 53 W9 29.64S TC 15
SPRINGFIELD CLEAR 59 42 53 W20G32 29.67R TC 15
TAYLORVILLE CLEAR 61 45 55 MISG 29.66R TC 16
ILZ033-039-045-046-055>057-062-063-171000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 58 46 64 W18G24 29.62R TC 14
RANTOUL* CLEAR 59 41 50 W17G25 29.61R TC 15
MATTOON CLEAR 62 48 60 W9G20 29.63R TC 17
PARIS* CLEAR 60 47 63 W16 29.62R TC 16
ILZ079-100>102-171000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 62 44 51 W10 29.70R TC 16
BELLEVILLE CLEAR 64 44 49 W14 29.68R TC 18
CAHOKIA* CLEAR 67 41 38 W13G23 29.69S TC 19
SPARTA* CLEAR 65 46 49 W5 29.73S TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 65 50 58 W8 29.74R TC 18
EFFINGHAM* CLEAR 63 46 54 SW13 29.67R TC 17
MT. VERNON N/A 61 52 72 SW6 29.71R TC 16
CENTRALIA* CLEAR 64 49 56 W9 29.69S TC 18
SALEM* CLEAR 64 49 57 SW8 29.68S TC 18
METROPOLIS* CLEAR 61 60 97 SW3 29.76R TC 16
ILZ067-068-072-073-078-083-087-091-171000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 67 53 61 W10 29.65S TC 19
FLORA* CLEAR 61 54 77 SW7 29.68S TC 16
FAIRFIELD* CLEAR 65 50 57 SW7 29.69S TC 19
HARRISBURG* CLEAR 61 54 77 W7 29.73R TC 16
ROBINSON* CLEAR 64 54 68 W13G20 29.63S TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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