848
ASUS43 KLOT 152210
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT THU MAY 15 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.
ILZ001-002-007-009-015-016-024-152300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 87 60 40 W21G41 29.42R HX 87 TC 31
STERLING* PTSUNNY 91 62 37 SW14G29 29.40F HX 91 TC 33
ILZ003-004-008-010-011-017-018-152300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 83 64 52 S17G60 29.38F SQUALL THUNDER
ROCHELLE* PTSUNNY 92 62 36 S32G40 29.40F HX 93 TC 34
DE KALB* PTSUNNY 91 66 43 S25G37 29.42F HX 93 TC 33
PERU* MOSUNNY 93 67 42 S26 29.43F HX 96 TC 34
ILZ005-006-012>014-019>023-152300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 93 66 40 S21G35 29.42F HX 96 TC 34
CHICAGO-MIDWAY CLOUDY 95 64 35 S21G33 29.44F HX 97 TC 35
AURORA PTSUNNY 93 65 39 S23G36 29.42F HX 95 TC 34
JOLIET* PTSUNNY 92 67 43 SW14G24 29.46F HX 96 TC 34
WAUKEGAN PTSUNNY 74 61 63 SE12 29.44F TC 23
DUPAGE AIRPORT MOSUNNY 93 62 35 S26G40 29.42F HX 93 TC 34
KANKAKEE* PTSUNNY 89 66 46 S17G29 29.50F HX 92 TC 32
WHEELING PTSUNNY 93 65 39 S22G33 29.43 HX 95 TC 34
MORRIS* PTSUNNY 91 68 46 S23G29 29.44F HX 95 TC 33
ROMEOVILLE* SUNNY 93 68 43 S25G32 29.46F HX 97 TC 34
LANSING* PTSUNNY 90 68 47 S17G23 29.48F HX 94 TC 32
NORTHERLY ISL* N/A 89 61 38 S9 N/A HX 89 TC 32
LMZ740>746-152300-
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 81 150/ 28/ 30 N/A
NORTHERLY ISL 74 170/ 6/ 19 N/A
CALUMET HARBOR 91 160/ 16/ 22 997.3
BURNS HARBOR 92 180/ 7/ 12 999.3F
MICHIGAN CITY 89 150/ 12/ 18 996.8F
ST. JOSEPH BUOY 74 58 170/ 12/ 16 1001.1F 1/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-152300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 87 49 26 SW17G32 29.54R HX 84 TC 31
GALESBURG* PTSUNNY 86 63 47 SW22G30 29.47S HX 86 TC 30
MACOMB* MOSUNNY 89 55 32 W31 29.51S HX 87 TC 32
PITTSFIELD* SUNNY 89 53 28 W22G29 29.55S HX 87 TC 32
ILZ028>032-037-038-041>044-048-051>054-059>061-152300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 91 68 46 S29G35 29.48S HX 94 TC 33
BLOOMINGTON PTSUNNY 88 71 57 SW26G32 29.52R HX 94 TC 31
DECATUR MOSUNNY 88 71 57 S25G38 29.57R HX 94 TC 31
PEORIA MOSUNNY 91 64 40 SW23G30 29.47F HX 92 TC 33
LACON* MOSUNNY 90 66 45 SW20G25 29.44F HX 92 TC 32
LINCOLN* PTSUNNY 90 70 52 SW12G23 29.52R HX 95 TC 32
SPRINGFIELD MOSUNNY 89 68 49 SW16G29 29.52S HX 93 TC 32
TAYLORVILLE MOSUNNY 88 68 51 MISG 29.57S HX 91 TC 31
ILZ033-039-045-046-055>057-062-063-152300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 91 70 49 S30G39 29.56R HX 96 TC 33
RANTOUL* MOSUNNY 89 69 51 S23G32 29.55R HX 93 TC 32
MATTOON MOSUNNY 85 72 65 S20G38 29.61R HX 91 TC 29
PARIS* MOSUNNY 87 69 53 S23G31 29.60R HX 91 TC 31
ILZ079-100>102-152300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 86 70 58 SW15G24 29.59F HX 90 TC 30
BELLEVILLE PTSUNNY 84 73 69 S16G25 29.60F HX 90 TC 29
CAHOKIA* PTSUNNY 85 72 65 S12G26 29.60S HX 91 TC 29
SPARTA* PTSUNNY 81 72 74 S12G20 29.66F HX 85 TC 27
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-152300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 79 69 71 S20G33 29.70R HX 81 TC 26
CAIRO* CLOUDY 75 71 87 S13 29.77R TC 24
EFFINGHAM* PTSUNNY 84 73 67 S15G22 29.65R HX 90 TC 29
MARION LGT RAIN 79 70 73 S21G35 29.72R HX 81 TC 26
MT. VERNON N/A 82 73 74 S17G25 29.68R HX 87 TC 28
CENTRALIA* CLOUDY 83 71 67 S23G29 29.66R HX 87 TC 28
SALEM* CLOUDY 84 71 63 SW21G30 29.65R HX 89 TC 29
METROPOLIS* LGT RAIN 77 67 71 SW21G32 29.82R TC 25
ILZ067-068-072-073-078-083-087-091-152300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 85 71 63 S24G32 29.66R HX 90 TC 29
FLORA* CLOUDY 82 72 69 S24G32 29.66R HX 87 TC 28
FAIRFIELD* CLOUDY 82 69 63 S16G26 29.68R HX 85 TC 28
HARRISBURG* LGT RAIN 80 70 71 SW21G29 29.75R HX 83 TC 27
ROBINSON* PTSUNNY 88 72 58 S21G30 29.62R HX 94 TC 31
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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