825  
ASUS43 KLOT 162001  
RWRIL  
 
ILLINOIS REGIONAL WEATHER ROUNDUP  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
300 PM CDT FRI MAY 16 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.  
 
ILZ001-002-007-009-015-016-024-162100-  
NORTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
MOLINE MOSUNNY 86 38 18 SW25G40 29.36F HX 83 TC 30  
STERLING* MOSUNNY 87 42 20 S10G21 29.38F HX 84 TC 31  
 
 
ILZ003-004-008-010-011-017-018-162100-  
NORTH CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ROCKFORD MOSUNNY 86 39 19 S25G39 29.39F HX 83 TC 30  
 
 
ILZ005-006-012>014-019>023-162100-  
NORTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHICAGO-OHARE MOSUNNY 86 45 23 S18G35 29.42F HX 83 TC 30  
CHICAGO-MIDWAY MOSUNNY 87 43 21 S21G33 29.44F HX 84 TC 31  
AURORA SUNNY 87 44 22 S28G39 29.42F HX 84 TC 31  
WAUKEGAN MOSUNNY 86 43 22 S24G39 29.42F HX 83 TC 30  
DUPAGE AIRPORT SUNNY 85 48 27 S22G38 29.42F HX 82 TC 29  
WHEELING SUNNY 86 46 24 S18G28 29.44F HX 83 TC 30  
MORRIS* SUNNY 87 44 22 S22G35 29.43F HX 84 TC 31  
ROMEOVILLE* MOSUNNY 88 46 23 S23G37 29.46F HX 85 TC 31  
LANSING* SUNNY 85 46 25 S21G26 29.48F HX 82 TC 29  
NORTHERLY ISL* N/A 82 42 24 S16 N/A HX 80 TC 28  
 
 
LMZ740>746-162100-  
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 79 170/ 24/ 26 N/A  
NORTHERLY ISL 82 190/ 17/ 26 N/A  
CALUMET HARBOR 83 170/ 11/ 15 997.9  
BURNS HARBOR 84 200/ 10/ 16 999.0F  
MICHIGAN CITY 83 190/ 16/ 21 996.7F  
ST. JOSEPH BUOY 71 56 210/ 14/ 19 1000.5F 2/ 3  
 
 
ILZ025>027-034>036-040-047-049-050-058-095>099-162100-  
WEST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
QUINCY SUNNY 86 49 27 W23G39 29.45F HX 83 TC 30  
GALESBURG* MOSUNNY 85 32 14 SW21G37 29.41F HX 82 TC 30  
MACOMB* SUNNY 89 40 18 SW25G36 29.43F HX 85 TC 32  
PITTSFIELD* PTSUNNY 86 56 35 SW16G28 29.48R HX 85 TC 30  
 
 
ILZ028>032-037-038-041>044-048-051>054-059>061-162100-  
CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
BLOOMINGTON SUNNY 84 48 28 S23G31 29.46F HX 82 TC 29  
DECATUR SUNNY 82 49 31 S18G28 29.51F HX 81 TC 28  
PEORIA SUNNY 87 45 23 S16G30 29.41F HX 84 TC 31  
LACON* SUNNY 84 44 24 S20G32 29.40F HX 81 TC 29  
SPRINGFIELD SUNNY 80 48 32 S17G31 29.50S TC 27  
TAYLORVILLE SUNNY 81 52 36 MISG 29.50F HX 80 TC 27  
 
 
ILZ033-039-045-046-055>057-062-063-162100-  
EAST-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHAMPAIGN SUNNY 86 48 26 S24G36 29.51F HX 83 TC 30  
RANTOUL* SUNNY 86 42 20 S23G29 29.50F HX 83 TC 30  
MATTOON SUNNY 82 54 37 S16G35 29.53F HX 81 TC 28  
 
 
ILZ079-100>102-162100-  
SOUTHWEST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
ALTON TSTM 81 63 54 S20G33 29.55R HX 82 TC 27  
BELLEVILLE TSTM 79 69 70 SW12G23 29.57 HX 82 TC 26  
CAHOKIA* TSTM 73 62 68 SW15G39 29.57R TC 23  
SPARTA* PTSUNNY 80 70 70 S12G18 29.60S HX 84 TC 27  
 
 
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-162100-  
SOUTH-CENTRAL ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CARBONDALE CLOUDY 80 70 71 S15 29.61F HX 83 TC 27  
CAIRO* CLOUDY 84 74 71 SW15G24 29.66F HX 90 TC 29  
EFFINGHAM* SUNNY 81 56 41 S14G20 29.58S HX 81 TC 27  
MARION PTSUNNY 79 72 78 S16 29.63F HX 82 TC 26  
MT. VERNON N/A 81 70 69 S20 29.60F HX 84 TC 27  
CENTRALIA* MOSUNNY 81 67 62 S15G26 29.60R HX 83 TC 27  
SALEM* SUNNY 81 65 58 S14G22 29.60R HX 83 TC 27  
METROPOLIS* PTSUNNY 82 71 68 SW16G26 29.67F HX 87 TC 28  
 
 
ILZ067-068-072-073-078-083-087-091-162100-  
SOUTHEAST ILLINOIS  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
LAWRENCEVILLE SUNNY 84 57 39 S15G29 29.60F HX 83 TC 29  
FLORA* SUNNY 81 64 57 S18G25 29.60S HX 82 TC 27  
FAIRFIELD* MOSUNNY 82 66 58 SW16G29 29.61F HX 84 TC 28  
HARRISBURG* PTSUNNY 80 70 73 S15G21 29.64F HX 83 TC 27  
 
 
ABBREVIATIONS USED IN REMARKS  
TC - TEMPERATURE IN CELSIUS  
WCI - WIND CHILL INDEX  
HX - HEAT INDEX  
VSB - VISIBILITY  
 
 
 
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