604
ASUS43 KLOT 171409
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 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.
ILZ001-002-007-009-015-016-024-171500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 53 42 66 W20G31 29.70R TC 12
STERLING* CLOUDY 55 44 66 W24 29.66R TC 13
ILZ003-004-008-010-011-017-018-171500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 54 43 66 W22G31 29.62R TC 12
ROCHELLE* CLOUDY 55 41 60 W26 29.63R HAZE TC 13
DE KALB* CLOUDY 55 44 65 W20G29 29.62R TC 13
PERU* CLOUDY 56 43 61 W18G31 29.67R TC 13
ILZ005-006-012>014-019>023-171500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 56 43 61 W18G26 29.57S TC 13
CHICAGO-MIDWAY PTSUNNY 58 42 55 W15G25 29.60R TC 14
AURORA MOSUNNY 57 43 59 W26G36 29.61R TC 14
JOLIET* CLOUDY 58 44 59 W13G23 29.63S TC 14
WAUKEGAN CLOUDY 56 45 66 W15G25 29.55R TC 13
DUPAGE AIRPORT MOSUNNY 57 43 59 W23G36 29.59S TC 14
KANKAKEE* MOSUNNY 58 42 54 W23G30 29.67R TC 15
WHEELING CLOUDY 56 43 61 W18G29 29.59R TC 13
MORRIS* PTSUNNY 57 44 61 W22G30 29.64R TC 14
ROMEOVILLE* CLOUDY 57 45 62 W16G29 29.63R TC 14
LANSING* CLOUDY 57 44 63 W20G26 29.62R TC 14
NORTHERLY ISL* N/A 55 42 61 W13 N/A TC 13
LMZ740>746-171500-
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 58 260/ 37/ 43 N/A
NORTHERLY ISL 54 220/ 14/ 19 N/A
CALUMET HARBOR 55 250/ 11/ 21 1001.1
BURNS HARBOR 54 270/ 12/ 13 1003.0R
MICHIGAN CITY 53 260/ 23/ 26 1000.8R
ST. JOSEPH BUOY 53 55 260/ 21/ 29 1002.3R 4/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-171500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 57 42 57 W17G26 29.79R TC 14
GALESBURG* CLOUDY 53 40 62 W17G26 29.75R TC 12
MACOMB* PTSUNNY 57 41 54 W24G32 29.78R TC 14
JACKSONVILLE* MOSUNNY 61 42 49 W20G29 29.77R TC 16
PITTSFIELD* MOSUNNY 60 44 54 W15G24 29.80R TC 16
ILZ028>032-037-038-041>044-048-051>054-059>061-171500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 57 41 55 W22G30 29.68R TC 14
BLOOMINGTON MOSUNNY 58 44 60 W21G26 29.71R TC 14
DECATUR MOSUNNY 62 47 57 W13G28 29.74R TC 17
PEORIA PTSUNNY 56 42 59 W17G28 29.72R TC 13
LACON* CLOUDY 56 41 58 W17G25 29.69R TC 13
LINCOLN* MOSUNNY 60 44 56 W8G22 29.73R TC 16
SPRINGFIELD SUNNY 62 45 53 W18G31 29.74R TC 17
TAYLORVILLE SUNNY 61 48 63 MISG 29.76R TC 16
ILZ033-039-045-046-055>057-062-063-171500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 61 48 62 W23G31 29.71R TC 16
RANTOUL* SUNNY 60 43 53 W22G29 29.71R TC 15
MATTOON SUNNY 61 49 64 W15 29.73R TC 16
PARIS* MOSUNNY 61 48 62 W18G26 29.74R TC 16
ILZ079-100>102-171500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 63 45 51 W18G28 29.80R TC 17
BELLEVILLE SUNNY 65 46 51 W17 29.79R TC 18
CAHOKIA* SUNNY 63 45 51 W14 29.81R TC 17
SPARTA* SUNNY 65 45 47 W13G22 29.83S TC 19
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 66 45 46 W14G24 29.82R TC 19
CAIRO* N/A 70 51 52 W14 29.85 TC 21
EFFINGHAM* SUNNY 63 47 55 W16G25 29.79R TC 17
MARION SUNNY 64 45 48 W7 29.83R TC 18
MT. VERNON N/A 65 46 50 W14G20 29.81R TC 18
CENTRALIA* SUNNY 64 44 49 W17G29 29.81R TC 18
SALEM* SUNNY 65 45 49 W16G24 29.79S TC 18
METROPOLIS* SUNNY 69 51 52 W12G18 29.83S TC 21
ILZ067-068-072-073-078-083-087-091-171500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 66 47 50 W17 29.76R TC 19
FAIRFIELD* SUNNY 65 44 45 W10G17 29.79R TC 19
HARRISBURG* SUNNY 67 48 51 W18G28 29.81R TC 19
ROBINSON* SUNNY 64 48 55 W17 29.75R TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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