480
ASUS43 KLOT 151111
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 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.
ILZ001-002-007-009-015-016-024-151200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 64 62 93 E9 29.53F TC 18
STERLING* CLEAR 66 65 96 E8 29.58F TC 19
ILZ003-004-008-010-011-017-018-151200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 64 59 83 E7 29.62R TC 18
ROCHELLE* CLEAR 63 59 86 SE7 29.61S TC 17
DE KALB* PTCLDY 64 62 91 SE9 29.64S TC 18
PERU* CLEAR 68 63 83 SE8 29.60S TC 20
ILZ005-006-012>014-019>023-151200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 59 54 83 NE5 29.63S TC 15
CHICAGO-MIDWAY PTCLDY 63 57 81 SE5 29.64S TC 17
AURORA CLEAR 65 60 84 SE7 29.61F HAZE TC 18
JOLIET* PTCLDY 67 64 87 SE3 29.63S TC 20
WAUKEGAN FOG 52 51 97 NE5 29.65S VSB 1/4 TC 11
DUPAGE AIRPORT CLEAR 62 58 86 CALM 29.63S TC 17
KANKAKEE* MOCLDY 64 62 92 SE5 29.65S TC 18
WHEELING CLEAR 53 51 93 CALM 29.65F TC 12
MORRIS* PTCLDY 65 63 90 SE6 29.61F TC 19
ROMEOVILLE* CLEAR 66 66 100 SE7 29.64S TC 19
LANSING* CLEAR 64 63 97 SE5 29.65S TC 18
LMZ740>746-151200-
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 53 30/ 5/ 6 N/A
NORTHERLY ISL 53 CALM / 7 N/A
CALUMET HARBOR 54 20/ 2/ 3 1003.1S
BURNS HARBOR 68 160/ 4/ 7 1005.1R
MICHIGAN CITY 66 140/ 10/ 11 1003.0F
ST. JOSEPH BUOY 61 56 140/ 8/ 10 1005.6R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-151200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 69 66 90 SE8 29.52F TC 21
GALESBURG* CLOUDY 69 65 88 SE7 29.56S TC 21
MACOMB* MOCLDY 68 66 94 SE9 29.56F TC 20
JACKSONVILLE* CLEAR 70 67 89 SE9 29.56S TC 21
PITTSFIELD* CLEAR 69 68 98 S8 29.56S TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-151200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 64 63 94 SE8 29.62S TC 18
BLOOMINGTON PTCLDY 67 67 100 SE10 29.62F TC 19
DECATUR CLOUDY 71 67 87 SE6 29.61S TC 22
PEORIA MOCLDY 70 66 87 SE8 29.57F TC 21
LACON* CLEAR 66 63 89 SE8 29.57F TC 19
LINCOLN* MOCLDY 71 71 100 SE8 29.59F TC 22
SPRINGFIELD CLEAR 70 67 90 SE9 29.57S TC 21
TAYLORVILLE PTCLDY 70 66 88 MISG 29.59S TC 21
ILZ033-039-045-046-055>057-062-063-151200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 67 64 90 SE7 29.64S TC 19
RANTOUL* PTCLDY 65 63 94 SE6 29.64S TC 18
MATTOON MOCLDY 68 67 96 SE8 29.62S TC 20
PARIS* MOCLDY 66 65 94 CALM 29.65S TC 19
ILZ079-100>102-151200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 66 66 99 SE5 29.59R TC 19
BELLEVILLE PTCLDY 71 67 88 SW7 29.58R TC 21
CAHOKIA* CLEAR 70 66 87 S6 29.58R TC 21
SPARTA* CLEAR 73 68 87 S9 29.62S TC 23
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-151200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 71 65 81 S9 29.63R TC 22
CAIRO* PTCLDY 73 66 80 S7 29.66S TC 23
EFFINGHAM* MOCLDY 68 67 99 E5 29.64F TC 20
MARION CLEAR 70 65 84 S9 29.64S TC 21
MT. VERNON N/A 71 66 84 S5 29.62F TC 22
CENTRALIA* PTCLDY 72 66 81 S6 29.61S TC 22
SALEM* PTCLDY 73 66 80 SE6 29.61S TC 23
METROPOLIS* PTCLDY 71 63 75 S3 29.67R TC 22
ILZ067-068-072-073-078-083-087-091-151200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 69 66 90 SE5 29.65S TC 21
FLORA* PTCLDY 68 66 94 S7 29.64R TC 20
FAIRFIELD* PTCLDY 71 64 80 S5 29.64R TC 22
HARRISBURG* CLEAR 71 65 83 S6 29.65R TC 22
ROBINSON* PTCLDY 68 66 94 SE10 29.64S TC 20
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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