109
ASUS43 KLOT 261901
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 PM CDT TUE MAY 26 2026
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.
ILZ001-002-007-009-015-016-024-262000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 83 51 33 S7 29.98F HX 81 TC 28
STERLING* MOSUNNY 86 48 26 VRB3 30.01F HX 83 TC 30
SAVANNA* MOSUNNY 85 53 32 SW7 30.00F HX 83 TC 30
ILZ003-004-008-010-011-017-018-262000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 86 50 28 VRB3 30.01F HX 84 TC 30
FREEPORT* MOSUNNY 87 51 28 S12G18 30.01F HX 85 TC 31
DE KALB* PTSUNNY 79 53 39 S9 30.04F TC 26
PERU* CLOUDY 84 50 30 SE5 30.02F HX 82 TC 29
ILZ005-006-012>014-019>023-262000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 83 48 29 E7 30.02F HX 81 TC 28
CHICAGO-MIDWAY CLOUDY 82 48 30 E10G21 30.02F HX 81 TC 28
AURORA PTSUNNY 85 50 29 E8 30.02F HX 83 TC 29
JOLIET* CLOUDY 83 52 33 SE8 30.02F HX 81 TC 28
WAUKEGAN PTSUNNY 78 53 41 S12 30.02F TC 26
DUPAGE AIRPORT PTSUNNY 81 49 32 VRB3 30.02F HX 80 TC 27
KANKAKEE* CLOUDY 80 51 35 E9 30.04F TC 27
WHEELING PTSUNNY 82 48 30 VRB5 30.03F HX 81 TC 28
MORRIS* CLOUDY 82 52 34 E9 30.01F HX 81 TC 28
ROMEOVILLE* SUNNY 82 52 34 E8G15 30.03F HX 81 TC 28
LANSING* CLOUDY 80 52 37 E9 30.03F HX 80 TC 27
NORTHERLY ISL* N/A 70 57 63 E2 N/A TC 21
LMZ740>746-262000-
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)
WINTHROP HARBOR 54 1015.6F 1
WAUKEGAN HARBOR 59 56 190/ 4/ 6 1017.0F 0
WILMETTE BUOY 61 160/ 6/ 6 1019.8F 0
CHICAGO BUOY 64 62 110/ 6/ 8 1016.0F 0
HARRISON CRIB 73 120/ 9/ 9 N/A
NORTHERLY ISL 70 70/ 2/ 3 N/A
CALUMET HARBOR 72 50/ 6/ 7 1017.4
BURNS HARBOR 69 70/ 4/ 5 1017.9F
MICHIGAN CITY 68 40/ 7/ 7 1016.1F
ST. JOSEPH BUOY 69 330/ 4/ 4 1018.4F 0
ILZ025>027-034>036-040-047-049-050-058-095>099-262000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 79 58 48 E7 30.00F HX 80 TC 26
MACOMB* PTSUNNY 83 54 36 E9 30.02F HX 82 TC 29
ILZ028>032-037-038-041>044-048-051>054-059>061-262000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON CLOUDY 81 50 33 SE8 30.03F HX 80 TC 27
DECATUR CLOUDY 79 60 52 E8 30.01F HX 80 TC 26
PEORIA CLOUDY 79 51 37 SE9 30.01F TC 26
SPRINGFIELD PTSUNNY 82 57 42 E10 30.00F HX 82 TC 28
TAYLORVILLE MOSUNNY 81 63 54 E8 30.01F HX 82 TC 27
ILZ033-039-045-046-055>057-062-063-262000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 78 57 48 SE13 30.02F TC 26
DANVILLE* CLOUDY 78 57 48 E5 30.04S TC 26
MATTOON PTSUNNY 74 65 73 E7 30.01F TC 23
PARIS* PTSUNNY 74 63 67 E6 30.03F TC 23
ILZ079-100>102-262000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 82 66 57 E8 29.98F HX 85 TC 28
CAHOKIA* PTSUNNY 82 66 58 E9 29.96F HX 84 TC 28
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-262000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTSUNNY 77 67 71 E10G20 29.95F TC 25
CAIRO* CLOUDY 79 70 74 E7 29.94F HX 82 TC 26
MARION PTSUNNY 75 66 73 NE8 29.96F TC 24
MT. VERNON LGT RAIN 75 69 81 NE12 29.98F TC 24
CENTRALIA* PTSUNNY 77 68 74 NE8 29.98F TC 25
SALEM* PTSUNNY 76 69 78 MISG 29.99F TC 25
ILZ067-068-072-073-078-083-087-091-262000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE LGT RAIN 72 68 87 E8 29.99F TC 22
FLORA* CLOUDY 73 68 83 E10 29.99F TC 23
FAIRFIELD* CLOUDY 73 68 85 CALM 29.98F TC 23
HARRISBURG* CLOUDY 76 69 78 NE10G17 29.96F TC 25
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