369
ASUS43 KLOT 172009
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 PM 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.
ILZ001-002-007-009-015-016-024-172100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 66 44 45 W21G30 29.78R TC 19
STERLING* MOSUNNY 69 45 41 W24G33 29.74S TC 21
ILZ003-004-008-010-011-017-018-172100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 70 44 39 W18G31 29.71S TC 21
ROCHELLE* PTSUNNY 67 43 41 W23G30 29.73R HAZE TC 20
DE KALB* MOSUNNY 66 45 47 W23G31 29.72R TC 19
PERU* MOSUNNY 70 43 38 W18G30 29.75S TC 21
ILZ005-006-012>014-019>023-172100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 67 45 45 W17G30 29.67S TC 19
CHICAGO-MIDWAY PTSUNNY 69 44 40 W15G28 29.69R TC 21
AURORA MOSUNNY 70 45 40 W22G33 29.70R TC 21
JOLIET* PTSUNNY 71 45 40 NW13G21 29.72R TC 21
WAUKEGAN PTSUNNY 68 32 26 NW14G28 29.66S TC 20
DUPAGE AIRPORT MOSUNNY 69 45 41 W20G32 29.69S TC 21
KANKAKEE* MOSUNNY 69 43 38 W22G28 29.75R TC 21
WHEELING MOSUNNY 68 45 43 NW18G25 29.69S TC 20
MORRIS* PTSUNNY 69 46 43 W21G35 29.72R TC 21
ROMEOVILLE* PTSUNNY 68 46 45 W21G29 29.71S TC 20
LANSING* PTSUNNY 66 47 49 W14G24 29.71S TC 19
NORTHERLY ISL* N/A 64 42 44 W17 N/A TC 18
LMZ740>746-172100-
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)
ILZ025>027-034>036-040-047-049-050-058-095>099-172100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 70 45 40 W17G26 29.85R TC 21
GALESBURG* SUNNY 64 42 45 W21G26 29.83R TC 18
MACOMB* SUNNY 67 44 43 NW22G29 29.85R TC 20
JACKSONVILLE* SUNNY 71 43 36 NW14G29 29.83S TC 22
PITTSFIELD* MOSUNNY 70 46 41 W13G24 29.85S TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-172100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 70 43 36 W18G30 29.76S TC 21
BLOOMINGTON SUNNY 68 47 46 W20G25 29.79R TC 20
DECATUR MOSUNNY 71 48 43 SW12G28 29.81R TC 22
PEORIA SUNNY 68 44 42 W14G26 29.80R TC 20
LACON* PTSUNNY 66 43 42 W14G22 29.77S TC 19
LINCOLN* SUNNY 70 47 43 W9G20 29.80R TC 21
SPRINGFIELD MOSUNNY 72 47 40 W15G25 29.81R TC 22
TAYLORVILLE MOSUNNY 70 48 46 MISG 29.83R TC 21
ILZ033-039-045-046-055>057-062-063-172100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 73 47 39 W18G32 29.79R TC 23
RANTOUL* MOSUNNY 71 44 38 W20G29 29.77S TC 22
MATTOON PTSUNNY 69 51 52 SW13G29 29.81R TC 21
PARIS* PTSUNNY 70 47 44 W18G25 29.79S TC 21
ILZ079-100>102-172100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 72 48 43 NW17G23 29.85S TC 22
BELLEVILLE PTSUNNY 73 53 49 W13 29.84R TC 23
CAHOKIA* PTSUNNY 72 52 49 W15G22 29.85S TC 22
SPARTA* MOSUNNY 75 51 43 W12G20 29.87S TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-172100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 77 50 38 W15G25 29.85S TC 25
CAIRO* SUNNY 82 55 39 W12G21 29.87F HX 81 TC 28
EFFINGHAM* CLOUDY 70 52 53 SW14 29.85R TC 21
MARION PTSUNNY 73 48 40 NW9 29.86S TC 23
MT. VERNON N/A 73 53 49 VRB6G16 29.85S TC 23
CENTRALIA* PTSUNNY 71 51 50 W14 29.85S TC 22
SALEM* PTSUNNY 71 49 45 W17G23 29.85S TC 22
METROPOLIS* SUNNY 79 50 35 W13G18 29.87S TC 26
ILZ067-068-072-073-078-083-087-091-172100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 72 51 47 W15G25 29.81S TC 22
FLORA* MOSUNNY 70 50 49 W14G23 29.85R TC 21
FAIRFIELD* PTSUNNY 71 49 44 W9G16 29.84S TC 22
HARRISBURG* MOSUNNY 75 53 45 W16G22 29.86S TC 24
ROBINSON* CLOUDY 72 50 46 W17G24 29.81R TC 22
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page