798
ASUS43 KLOT 151307
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM 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.
ILZ001-002-007-009-015-016-024-151400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 72 66 81 SE12 29.51F TC 22
STERLING* SUNNY 73 67 81 SE9 29.57F TC 23
ILZ003-004-008-010-011-017-018-151400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD SUNNY 72 63 73 SE8 29.60F TC 22
ROCHELLE* SUNNY 72 63 72 SE16 29.60S TC 22
DE KALB* SUNNY 70 65 83 SE13 29.62F TC 21
PERU* PTSUNNY 73 66 78 SE13 29.59S TC 23
ILZ005-006-012>014-019>023-151400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 69 60 73 SE6 29.62F TC 21
CHICAGO-MIDWAY MOSUNNY 72 62 71 SE9 29.63F TC 22
AURORA SUNNY 72 64 76 SE10 29.61F HAZE TC 22
JOLIET* SUNNY 73 66 80 SE9 29.63S TC 23
WAUKEGAN MOSUNNY 55 53 93 E5 29.64F TC 13
DUPAGE AIRPORT SUNNY 70 63 78 SE8 29.61F TC 21
KANKAKEE* SUNNY 72 66 81 SE12 29.64F TC 22
WHEELING SUNNY 64 57 78 SE6 29.64F TC 18
MORRIS* SUNNY 72 66 80 SE8 29.61S TC 22
ROMEOVILLE* SUNNY 72 68 88 SE8 29.63F TC 22
LANSING* SUNNY 71 65 83 SE8 29.66S TC 21
LMZ740>746-151400-
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 58 60/ 2/ 2 N/A
NORTHERLY ISL 55 20/ 1/ 4 N/A
CALUMET HARBOR 59 40/ 3/ 3 1003.2
BURNS HARBOR 71 140/ 4/ 7 1005.1S
MICHIGAN CITY 69 130/ 10/ 11 1003.3F
ST. JOSEPH BUOY 63 56 150/ 10/ 14 1005.8S 1
ILZ025>027-034>036-040-047-049-050-058-095>099-151400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 74 68 81 S9 29.52S TC 23
GALESBURG* MOSUNNY 73 66 79 SE8 29.55S TC 23
MACOMB* SUNNY 73 68 82 S14 29.55F TC 23
JACKSONVILLE* SUNNY 73 67 79 S9G17 29.55F TC 23
PITTSFIELD* SUNNY 74 71 91 SE9 29.55F TC 23
ILZ028>032-037-038-041>044-048-051>054-059>061-151400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 72 67 83 SE12 29.62S TC 22
BLOOMINGTON PTSUNNY 71 69 93 SE13 29.62S TC 22
DECATUR SUNNY 75 68 78 S14 29.61F TC 24
PEORIA MOSUNNY 73 67 81 SE9 29.57F TC 23
LACON* CLOUDY 71 65 80 SE8 29.57S TC 22
LINCOLN* SUNNY 74 71 87 S9 29.59F TC 24
SPRINGFIELD SUNNY 74 68 81 S16 29.58S TC 23
TAYLORVILLE SUNNY 73 66 78 MISG 29.60F TC 23
ILZ033-039-045-046-055>057-062-063-151400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 72 66 81 SE10 29.65R TC 22
RANTOUL* CLOUDY 71 65 83 SE9 29.65R TC 21
MATTOON SUNNY 73 68 84 S12 29.64R TC 23
PARIS* MOSUNNY 73 64 74 SE12G17 29.67R TC 23
ILZ079-100>102-151400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 73 68 83 S10 29.59F TC 23
BELLEVILLE MOSUNNY 75 70 83 S13 29.59R TC 24
CAHOKIA* MOSUNNY 74 68 81 S8 29.58S TC 23
SPARTA* MOSUNNY 76 71 82 S10G16 29.64R TC 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-151400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 75 66 73 S12 29.64S TC 24
CAIRO* PTSUNNY 74 66 76 S10 29.69R TC 23
EFFINGHAM* MOSUNNY 73 68 84 SE7 29.66S TC 23
MARION MOSUNNY 73 66 78 S14 29.66R TC 23
MT. VERNON N/A 75 69 81 S12 29.65R TC 24
CENTRALIA* SUNNY 75 67 76 S9G16 29.63S TC 24
SALEM* SUNNY 76 67 75 S12 29.63S TC 24
METROPOLIS* MOSUNNY 73 63 69 S8 29.70R TC 23
ILZ067-068-072-073-078-083-087-091-151400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 75 67 76 S9 29.67R TC 24
FLORA* MOSUNNY 73 68 83 S10 29.65S TC 23
FAIRFIELD* SUNNY 74 65 74 S9 29.65S TC 23
HARRISBURG* SUNNY 75 66 74 SW9 29.67S TC 24
ROBINSON* MOSUNNY 73 66 78 S12 29.66R TC 23
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