632
ASUS43 KLOT 301912
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 PM CDT SAT MAY 30 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.
ILZ001-002-007-009-015-016-024-302000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 82 48 30 E20G26 30.00F HX 81 TC 28
STERLING* PTSUNNY 86 47 25 E12G20 30.03F HX 83 TC 30
SAVANNA* PTSUNNY 85 45 24 SE10G17 30.04S HX 82 TC 30
ILZ003-004-008-010-011-017-018-302000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 76 46 34 NE8G18 30.09S TC 24
FREEPORT* PTSUNNY 80 48 32 E17G23 30.09S TC 27
ROCHELLE* PTSUNNY 77 45 32 E12G18 30.07S TC 25
DE KALB* PTSUNNY 76 51 41 NE14 30.09S TC 24
PERU* MOSUNNY 86 46 25 SE15 30.02F HX 83 TC 30
ILZ005-006-012>014-019>023-302000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 73 40 30 NE13G21 30.10S TC 23
CHICAGO-MIDWAY PTSUNNY 72 40 31 E13 30.09F TC 22
AURORA PTSUNNY 74 50 42 E14 30.07F TC 23
JOLIET* PTSUNNY 78 54 43 NE10 30.07S TC 25
WAUKEGAN PTSUNNY 62 41 46 NE14 30.14S TC 17
DUPAGE AIRPORT PTSUNNY 75 48 38 NE15G22 30.08F TC 24
KANKAKEE* MOSUNNY 80 49 33 E12G20 30.06S TC 27
WHEELING PTSUNNY 67 41 38 NE14 30.13S TC 19
MORRIS* MOSUNNY 82 52 34 E14 30.04F HX 81 TC 28
ROMEOVILLE* SUNNY 75 54 46 NE13G20 30.08S TC 24
LANSING* PTSUNNY 74 48 40 NE7 30.08F TC 23
NORTHERLY ISL* N/A 64 48 56 N9 N/A TC 18
LMZ740>746-302000-
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 55 1019.2 2/ 4
WAUKEGAN HARBOR 55 56 340/ 16/ 19 1019.9 2/ 4
WILMETTE BUOY 55 60/ 12/ 19 1021.6R 2/ 4
CHICAGO BUOY 60 59 50/ 14/ 17 1018.0 2/ 4
HARRISON CRIB 60 50/ 16/ 18 N/A
NORTHERLY ISL 66 360/ 4/ 13 N/A
CALUMET HARBOR 63 10/ 9/ 14 1019.2F
BURNS HARBOR 64 30/ 8/ 10 1019.3S
MICHIGAN CITY 74 90/ 11/ 12 1017.5F
ST. JOSEPH BUOY 69 100/ 6/ 10 1020.2F 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-302000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 80 61 52 E13 29.97F HX 81 TC 27
GALESBURG* PTSUNNY 82 42 24 SE10G17 30.02F HX 80 TC 28
MACOMB* CLOUDY 80 50 35 SE12 30.03F TC 27
JACKSONVILLE* CLOUDY 80 61 52 NE16 29.99F HX 81 TC 27
PITTSFIELD* PTSUNNY 83 63 49 E12 29.99F HX 84 TC 29
ILZ028>032-037-038-041>044-048-051>054-059>061-302000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 87 43 21 MISG 30.02F HX 83 TC 30
BLOOMINGTON PTSUNNY 84 49 29 E13 30.03S HX 82 TC 29
DECATUR PTSUNNY 82 47 29 E13G21 30.00F HX 80 TC 28
PEORIA PTSUNNY 82 49 31 E12 30.01S HX 81 TC 28
LACON* PTSUNNY 85 48 27 E9G18 30.00F HX 83 TC 30
LINCOLN* PTSUNNY 88 49 25 SE7 29.99F HX 85 TC 31
SPRINGFIELD CLOUDY 82 55 39 SE9 29.99F HX 81 TC 28
TAYLORVILLE CLOUDY 81 55 41 SE9 30.00S HX 80 TC 27
ILZ033-039-045-046-055>057-062-063-302000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 84 48 28 NE9G20 30.01F HX 82 TC 29
DANVILLE* PTSUNNY 81 48 31 E12 30.03F HX 80 TC 27
RANTOUL* MOSUNNY 84 42 22 E9G18 30.01F HX 81 TC 29
MATTOON PTSUNNY 81 53 37 E9 30.00S HX 80 TC 27
PARIS* PTSUNNY 80 50 35 E13 30.02S TC 27
ILZ079-100>102-302000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 79 66 65 E10 29.97F HX 81 TC 26
BELLEVILLE MOSUNNY 83 72 69 E10 29.94F HX 87 TC 28
CAHOKIA* LGT RAIN 77 72 84 NE9 29.95F TC 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-302000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 81 71 71 E7 29.94F HX 85 TC 27
CAIRO* MOSUNNY 86 73 66 E5 29.92F HX 93 TC 30
EFFINGHAM* PTSUNNY 83 59 44 NE6 30.00F HX 83 TC 28
MARION PTSUNNY 81 70 69 E9 29.94F HX 84 TC 27
MT. VERNON PTSUNNY 80 70 71 NE8 29.97S HX 83 TC 27
CENTRALIA* PTSUNNY 83 68 60 E5 29.97F HX 86 TC 29
SALEM* PTSUNNY 83 66 56 MISG 29.97F HX 85 TC 28
METROPOLIS* MOSUNNY 84 71 64 NE6 29.93F HX 89 TC 29
ILZ067-068-072-073-078-083-087-091-302000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 83 50 31 E13 29.98S HX 81 TC 28
FLORA* PTSUNNY 81 63 54 E6 29.98F HX 82 TC 27
FAIRFIELD* PTSUNNY 81 61 49 E8 29.97S HX 82 TC 27
HARRISBURG* PTSUNNY 82 70 67 E7 29.96S HX 86 TC 28
ROBINSON* PTSUNNY 84 52 32 NE12 29.98F HX 82 TC 29
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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