600
ASUS43 KLOT 171507
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 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.
ILZ001-002-007-009-015-016-024-171600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 55 43 63 W20G31 29.72R TC 13
STERLING* CLOUDY 56 44 64 W24G32 29.69R TC 13
ILZ003-004-008-010-011-017-018-171600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 57 43 59 W22G28 29.65R TC 14
ROCHELLE* CLOUDY 56 42 60 W23G29 29.67R HAZE TC 13
DE KALB* CLOUDY 55 44 68 W22G28 29.65R TC 13
PERU* CLOUDY 57 43 59 W17G28 29.69R TC 14
ILZ005-006-012>014-019>023-171600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 58 44 60 W14G24 29.59R TC 14
CHICAGO-MIDWAY PTSUNNY 60 43 53 W22G31 29.61R TC 16
AURORA CLOUDY 59 44 57 W24G35 29.63R TC 15
JOLIET* CLOUDY 60 45 57 W10G22 29.65R TC 15
WAUKEGAN CLOUDY 57 45 64 W15G29 29.57R TC 14
DUPAGE AIRPORT PTSUNNY 59 44 57 W21G30 29.62R TC 15
KANKAKEE* CLOUDY 59 42 54 W23G32 29.69R TC 15
WHEELING CLOUDY 56 44 64 W15G28 29.61R TC 13
MORRIS* CLOUDY 59 44 58 NW20G29 29.65R TC 15
ROMEOVILLE* CLOUDY 59 45 58 W17G25 29.64R TC 15
LANSING* CLOUDY 58 45 62 W20G29 29.64R TC 14
NORTHERLY ISL* N/A 57 42 57 W12 N/A TC 14
LMZ740>746-171600-
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 59 280/ 28/ 32 N/A
NORTHERLY ISL 57 270/ 12/ 20 N/A
CALUMET HARBOR 56 250/ 9/ 18 1001.5
BURNS HARBOR 55 260/ 10/ 13 1003.4R
MICHIGAN CITY 54 250/ 23/ 25 1001.1S
ST. JOSEPH BUOY 53 55 260/ 19/ 25 1002.8R 4/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-171600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 61 43 51 W14G26 29.81R TC 16
GALESBURG* CLOUDY 55 41 60 W21 29.77R TC 13
MACOMB* MOSUNNY 59 42 52 W22G29 29.80R TC 15
JACKSONVILLE* MOSUNNY 62 42 47 W18G28 29.80R TC 17
PITTSFIELD* MOSUNNY 61 44 53 W15G26 29.83R TC 16
ILZ028>032-037-038-041>044-048-051>054-059>061-171600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 59 42 53 W22 29.70R TC 15
BLOOMINGTON MOSUNNY 59 45 59 W21G29 29.73R TC 15
DECATUR PTSUNNY 63 48 58 W14G25 29.76R TC 17
PEORIA MOSUNNY 60 42 51 W16G26 29.74R TC 16
LACON* CLOUDY 56 41 58 W12G25 29.72R TC 13
LINCOLN* MOSUNNY 62 44 53 W8G22 29.75R TC 17
SPRINGFIELD SUNNY 63 44 50 W16G31 29.76R TC 17
TAYLORVILLE MOSUNNY 61 48 63 MISG 29.77S TC 16
ILZ033-039-045-046-055>057-062-063-171600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 63 48 58 W22G33 29.73R TC 17
RANTOUL* MOSUNNY 62 44 51 W22G29 29.72R TC 17
MATTOON MOSUNNY 62 49 62 W17G36 29.75R TC 17
PARIS* SUNNY 63 49 60 W18 29.75R TC 17
ILZ079-100>102-171600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 64 46 52 W15G22 29.82R TC 18
BELLEVILLE SUNNY 68 49 50 W14 29.80R TC 20
CAHOKIA* SUNNY 66 47 50 W15G21 29.82R TC 19
SPARTA* SUNNY 67 46 47 W12G18 29.84S TC 19
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-171600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 68 46 45 W12 29.83R TC 20
CAIRO* MOSUNNY 71 52 50 W12G21 29.86S TC 22
EFFINGHAM* SUNNY 64 48 55 W14G21 29.80R TC 18
MARION SUNNY 66 45 45 NW12G21 29.84R TC 19
MT. VERNON N/A 67 48 50 W12G20 29.82R TC 19
CENTRALIA* SUNNY 65 46 51 W18 29.82R TC 18
SALEM* SUNNY 67 46 47 W16G22 29.81R TC 19
METROPOLIS* SUNNY 70 48 45 W13G18 29.84R TC 21
ILZ067-068-072-073-078-083-087-091-171600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 68 48 48 W13 29.77R TC 20
FLORA* SUNNY 64 46 52 W16G26 29.80S TC 18
FAIRFIELD* SUNNY 66 44 45 W7G17 29.80R TC 19
HARRISBURG* SUNNY 69 51 52 W13G18 29.82S TC 20
ROBINSON* SUNNY 66 48 52 NW22G28 29.75S TC 19
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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