Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 241802
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
100 PM CDT SAT MAY 24 2025
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-241900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 69 47 45 CALM 30.16S TC 21
6HR MIN TEMP: 51; 6HR MAX TEMP: 70;
STERLING* PTSUNNY 63 45 51 VRB6 30.21S TC 17
$$
ILZ003-004-008-010-011-017-018-241900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 68 42 38 VRB5 30.21F TC 20
6HR MIN TEMP: 47; 6HR MAX TEMP: 68;
$$
ILZ005-006-012>014-019>023-241900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 64 44 48 E10 30.21F TC 18
6HR MIN TEMP: 50; 6HR MAX TEMP: 65;
CHICAGO-MIDWAY PTSUNNY 63 42 46 E7 30.22F TC 17
6HR MIN TEMP: 52; 6HR MAX TEMP: 64;
AURORA MOSUNNY 68 45 43 E8 30.20F TC 20
6HR MIN TEMP: 49; 6HR MAX TEMP: 68;
JOLIET* MOSUNNY 68 44 43 SE5 30.21F TC 20
WAUKEGAN MOSUNNY 57 41 55 SE9 30.24F TC 14
6HR MIN TEMP: 49; 6HR MAX TEMP: 58;
DUPAGE AIRPORT MOSUNNY 65 43 44 S5 30.20F TC 18
6HR MIN TEMP: 49; 6HR MAX TEMP: 66;
WHEELING SUNNY 61 43 51 E10 30.24F TC 16
6HR MIN TEMP: 48; 6HR MAX TEMP: 62;
MORRIS* MOSUNNY 67 44 43 SE6 30.19F TC 19
ROMEOVILLE* MOSUNNY 66 45 45 SE6 30.21F TC 19
LANSING* MOSUNNY 63 49 59 E8 30.22F TC 17
NORTHERLY ISL* N/A 53 45 74 NE10 N/A TC 12
$$
LMZ740>746-241900-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
WILMETTE BUOY 49 90/ 6/ 8 1024.3F 1
CHICAGO BUOY 51 54 40/ 10/ 12 1025.0F 1/ 4
HARRISON CRIB 53 60/ 10/ 10 N/A
NORTHERLY ISL 53 50/ 7/ 8 N/A
CALUMET HARBOR 55 40/ 6/ 9 1023.0F
BURNS HARBOR 53 40/ 7/ 8 1024.4F
MICHIGAN CITY 52 20/ 13/ 14 1023.7F
ST. JOSEPH BUOY 52 54 360/ 10/ 12 1025.0S 1
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-241900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 69 51 52 VRB7 30.15S TC 21
GALESBURG* CLOUDY 69 45 42 SE6 30.18S TC 21
MACOMB* PTSUNNY 72 50 46 S7 30.19R TC 22
PITTSFIELD* CLOUDY 67 52 57 S6 30.17S TC 20
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-241900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON PTSUNNY 69 48 47 S7 30.19F TC 21
DECATUR PTSUNNY 72 44 36 SE5G17 30.18F TC 22
PEORIA PTSUNNY 71 47 42 S3 30.17F TC 22
6HR MIN TEMP: 54; 6HR MAX TEMP: 71;
LACON* PTSUNNY 69 46 44 S6 30.18S TC 21
LINCOLN* PTSUNNY 72 45 38 S7 30.17F TC 22
SPRINGFIELD PTSUNNY 72 48 42 E13 30.16F TC 22
6HR MIN TEMP: 57; 6HR MAX TEMP: 72;
TAYLORVILLE CLOUDY 70 46 43 MISG 30.18F TC 21
$$
ILZ033-039-045-046-055>057-062-063-241900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 72 43 35 S6 30.19S TC 22
RANTOUL* PTSUNNY 68 44 41 S3 30.20S TC 20
MATTOON CLOUDY 68 45 43 SE5 30.18S TC 20
$$
ILZ079-100>102-241900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 68 50 52 SE12 30.16F TC 20
BELLEVILLE CLOUDY 69 53 55 SE12 30.13F TC 21
CAHOKIA* CLOUDY 70 51 51 SE14 30.14F TC 21
SPARTA* CLOUDY 70 51 50 SE9 30.17F TC 21
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-241900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 69 49 48 SE9 30.15F TC 21
6HR MIN TEMP: 56; 6HR MAX TEMP: 69;
CAIRO* CLOUDY 67 53 59 E5 30.15S TC 20
MARION PTSUNNY 68 52 56 SE6 30.17S TC 20
MT. VERNON N/A 68 51 54 SE3 30.18S TC 20
CENTRALIA* CLOUDY 68 49 51 E7 30.18S TC 20
SALEM* CLOUDY 68 51 52 SE5 30.18S TC 20
METROPOLIS* CLOUDY 67 51 55 E3 30.16S TC 20
$$
ILZ067-068-072-073-078-083-087-091-241900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 70 49 47 VRB5 30.18F TC 21
FAIRFIELD* CLOUDY 69 47 45 E9 30.18S TC 21
HARRISBURG* CLOUDY 69 48 47 SE10 30.17F TC 21
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$