107
ASUS43 KLOT 171901
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 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.
ILZ001-002-007-009-015-016-024-172000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 64 44 48 W18G30 29.77F TC 18
STERLING* MOSUNNY 67 45 45 NW21G33 29.74R TC 19
ILZ003-004-008-010-011-017-018-172000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 67 44 43 W25G33 29.71R TC 19
ILZ005-006-012>014-019>023-172000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 66 46 48 W18G30 29.67R TC 19
CHICAGO-MIDWAY PTSUNNY 67 43 41 W18G31 29.68R TC 19
AURORA MOSUNNY 70 45 40 W22G37 29.69S TC 21
WAUKEGAN CLOUDY 62 45 53 W17G28 29.66R TC 17
DUPAGE AIRPORT MOSUNNY 67 45 45 W16G28 29.69R TC 19
WHEELING PTSUNNY 64 44 48 NW18G30 29.69R TC 18
MORRIS* MOSUNNY 68 46 46 W25G31 29.71S TC 20
ROMEOVILLE* PTSUNNY 66 46 48 W21G28 29.71R TC 19
LANSING* CLOUDY 65 46 51 W17G30 29.70S TC 18
NORTHERLY ISL* N/A 62 42 47 W8 N/A TC 17
LMZ740>746-172000-
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 64 280/ 18/ 21 N/A
NORTHERLY ISL 61 310/ 15/ 17 N/A
CALUMET HARBOR 62 230/ 12/ 21 1004.1
BURNS HARBOR 59 260/ 10/ 14 1005.8
MICHIGAN CITY 56 260/ 16/ 17 1004.2R
ST. JOSEPH BUOY 53 55 280/ 14/ 19 1006.0R 3/ 5
ILZ025>027-034>036-040-047-049-050-058-095>099-172000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 69 45 41 W18G28 29.83F TC 21
GALESBURG* MOSUNNY 62 42 48 W18G28 29.82S TC 17
MACOMB* PTSUNNY 67 45 44 W20G25 29.84F TC 19
PITTSFIELD* SUNNY 68 45 42 W17G24 29.84F TC 20
ILZ028>032-037-038-041>044-048-051>054-059>061-172000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOSUNNY 67 47 48 W21G29 29.78R TC 19
DECATUR MOSUNNY 70 49 47 W15G24 29.80R TC 21
PEORIA SUNNY 66 44 45 W13G25 29.79R TC 19
LACON* MOSUNNY 66 44 44 W15G23 29.76S TC 19
LINCOLN* MOSUNNY 69 48 45 W8G18 29.79S TC 21
SPRINGFIELD SUNNY 70 46 42 W15G29 29.80S TC 21
TAYLORVILLE MOSUNNY 66 48 52 MISG 29.82S TC 19
ILZ033-039-045-046-055>057-062-063-172000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 71 48 43 W25G33 29.78R TC 22
RANTOUL* MOSUNNY 70 45 39 W18G25 29.77R TC 21
MATTOON PTSUNNY 67 51 56 W17G33 29.80R TC 19
ILZ079-100>102-172000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 72 48 43 W17G23 29.85R TC 22
BELLEVILLE PTSUNNY 71 52 50 W12 29.83S TC 22
CAHOKIA* PTSUNNY 72 51 47 NW13 29.85S TC 22
SPARTA* MOSUNNY 74 50 42 W15G21 29.87S TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-172000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 75 50 41 NW13G24 29.85F TC 24
CAIRO* SUNNY 79 53 39 W12 29.88S TC 26
EFFINGHAM* PTSUNNY 69 51 54 SW12G20 29.84S TC 20
MARION PTSUNNY 73 48 40 W9 29.86F TC 23
MT. VERNON N/A 72 52 49 W16G23 29.85S TC 22
CENTRALIA* MOSUNNY 71 50 47 W12 29.85R TC 22
SALEM* MOSUNNY 70 49 46 W17 29.85R TC 21
METROPOLIS* SUNNY 77 50 38 W12G20 29.86F TC 25
ILZ067-068-072-073-078-083-087-091-172000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 72 51 47 W16 29.81R TC 22
FLORA* MOSUNNY 70 52 52 W18G25 29.84S TC 21
FAIRFIELD* MOSUNNY 72 49 45 W12G20 29.84S TC 22
HARRISBURG* MOSUNNY 73 53 48 W14 29.86S TC 23
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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