931
ASUS43 KLOT 151710
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 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.
ILZ001-002-007-009-015-016-024-151800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 88 68 51 S15G30 29.44F HX 91 TC 31
STERLING* SUNNY 86 71 60 SE9G20 29.50F HX 91 TC 30
ILZ003-004-008-010-011-017-018-151800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 84 67 56 SE16G28 29.54F HX 86 TC 29
ROCHELLE* PTSUNNY 85 66 51 SE21G28 29.54F HX 87 TC 30
DE KALB* PTSUNNY 82 68 64 SE21 29.59F HX 84 TC 28
PERU* PTSUNNY 89 69 52 S17G23 29.53F HX 93 TC 32
ILZ005-006-012>014-019>023-151800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 83 66 56 S15G24 29.58F HX 85 TC 28
CHICAGO-MIDWAY PTSUNNY 84 64 50 S15G24 29.59F HX 85 TC 29
AURORA PTSUNNY 84 68 58 SE18G29 29.57F HX 87 TC 29
JOLIET* CLOUDY 84 69 61 S10G20 29.58F HX 87 TC 29
WAUKEGAN MOSUNNY 73 62 68 SE13 29.61S TC 23
DUPAGE AIRPORT PTSUNNY 83 67 58 S18G25 29.58S HX 85 TC 28
KANKAKEE* CLOUDY 85 67 56 S13 29.61S HX 87 TC 29
WHEELING MOSUNNY 82 66 58 S18G26 29.60S HX 84 TC 28
MORRIS* PTSUNNY 85 69 57 S13G21 29.57S HX 89 TC 30
ROMEOVILLE* PTSUNNY 84 70 61 S18 29.59F HX 88 TC 29
LANSING* CLOUDY 83 68 60 S15G22 29.61S HX 85 TC 28
NORTHERLY ISL* N/A 66 58 75 S2 N/A TC 19
LMZ740>746-151800-
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 74 120/ 19/ 20 N/A
NORTHERLY ISL 67 120/ 4/ 4 N/A
CALUMET HARBOR 81 140/ 11/ 14 1001.5F
BURNS HARBOR 82 170/ 8/ 11 1003.4F
MICHIGAN CITY 80 150/ 14/ 17 1001.2F
ST. JOSEPH BUOY 69 57 170/ 10/ 16 1004.5F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-151800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 87 71 58 S20G35 29.51R HX 93 TC 31
GALESBURG* MOSUNNY 86 69 55 S15G21 29.49F HX 90 TC 30
MACOMB* MOSUNNY 88 70 54 S18G25 29.51S HX 93 TC 31
JACKSONVILLE* MOSUNNY 85 70 60 S15G21 29.53F HX 89 TC 29
PITTSFIELD* MOSUNNY 86 72 63 S15G21 29.55S HX 92 TC 30
ILZ028>032-037-038-041>044-048-051>054-059>061-151800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 87 69 54 S18G24 29.57F HX 91 TC 31
BLOOMINGTON MOSUNNY 85 72 65 S20 29.58F HX 91 TC 29
DECATUR MOSUNNY 87 72 60 S20G26 29.59S HX 93 TC 31
PEORIA MOSUNNY 86 69 56 S18G24 29.51F HX 90 TC 30
LACON* MOSUNNY 87 68 54 S13G23 29.52F HX 90 TC 30
LINCOLN* MOSUNNY 87 72 61 S15G21 29.56S HX 93 TC 30
SPRINGFIELD SUNNY 87 72 60 S16 29.55F HX 93 TC 31
TAYLORVILLE SUNNY 86 72 62 MISG 29.58F HX 92 TC 30
ILZ033-039-045-046-055>057-062-063-151800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 87 70 56 S21G32 29.61S HX 92 TC 31
RANTOUL* MOSUNNY 88 69 53 S16G23 29.60F HX 92 TC 31
MATTOON MOSUNNY 83 73 72 SE21G38 29.61S HX 89 TC 28
PARIS* MOSUNNY 85 69 57 S17G24 29.64S HX 89 TC 30
ILZ079-100>102-151800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 84 72 65 S15 29.59S HX 89 TC 29
BELLEVILLE PTSUNNY 84 74 71 S13 29.59S HX 90 TC 29
CAHOKIA* PTSUNNY 85 73 67 S10 29.59R HX 91 TC 29
SPARTA* PTSUNNY 83 74 72 S15 29.63F HX 90 TC 29
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-151800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 83 70 64 S17G24 29.65S HX 87 TC 28
CAIRO* MOSUNNY 82 70 66 S13 29.70F HX 86 TC 28
EFFINGHAM* SUNNY 84 74 71 SE14G20 29.65S HX 91 TC 29
MARION SUNNY 82 72 69 S16G22 29.67R HX 87 TC 28
MT. VERNON N/A 85 73 67 S15 29.65S HX 91 TC 29
CENTRALIA* MOSUNNY 83 72 69 S15 29.64S HX 89 TC 29
SALEM* MOSUNNY 84 72 67 S10 29.63S HX 90 TC 29
METROPOLIS* SUNNY 82 67 59 S13G22 29.71S HX 84 TC 28
ILZ067-068-072-073-078-083-087-091-151800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 83 72 69 S17G24 29.66F HX 88 TC 28
FLORA* SUNNY 82 72 69 S16G22 29.65R HX 87 TC 28
FAIRFIELD* SUNNY 82 69 66 S17 29.65F HX 85 TC 28
HARRISBURG* SUNNY 83 71 66 S15 29.68R HX 88 TC 28
ROBINSON* SUNNY 84 70 61 S17G23 29.64F HX 88 TC 29
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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