501
ASUS43 KLOT 022203
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT SAT MAY 02 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.
ILZ001-002-007-009-015-016-024-022300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 60 26 27 W8G16 30.04F TC 16
STERLING* MOSUNNY 59 28 30 NW14 30.04F TC 15
SAVANNA* PTSUNNY 58 24 27 W7 30.04S TC 14
ILZ003-004-008-010-011-017-018-022300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 57 27 31 W8G17 30.03F TC 14
FREEPORT* CLOUDY 58 28 31 W12G18 30.04S TC 14
DE KALB* PTSUNNY 54 28 36 W12G17 30.04S TC 12
ILZ005-006-012>014-019>023-022300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 54 25 32 W8 30.02S TC 12
CHICAGO-MIDWAY PTSUNNY 54 26 34 NW9 30.03S TC 12
AURORA MOSUNNY 57 29 34 W10 30.03F TC 14
JOLIET* PTSUNNY 60 28 30 NW5 30.05S TC 15
WAUKEGAN PTSUNNY 48 32 53 SE9 30.01F TC 9
DUPAGE AIRPORT MOSUNNY 54 27 35 W8 30.02F TC 12
KANKAKEE* PTSUNNY 54 28 36 N10G25 30.07S TC 12
WHEELING PTSUNNY 55 26 32 W10 30.02F TC 13
ROMEOVILLE* CLOUDY 55 27 33 W8G15 30.04F TC 13
LANSING* CLOUDY 53 25 33 NW7 30.04F TC 12
NORTHERLY ISL* N/A 50 34 54 E8 N/A TC 10
LMZ740>746-022300-
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 48 1018.4F 2/ 3
WAUKEGAN HARBOR 45 49 120/ 14/ 17 1016.6F 2/ 4
HARRISON CRIB 48 130/ 14/ 14 N/A
NORTHERLY ISL 49 120/ 8/ 11 N/A
CALUMET HARBOR 49 80/ 8/ 10 1017.0F
BURNS HARBOR 51 60/ 3/ 4 1018.3F
MICHIGAN CITY 47 30/ 3/ 4 1017.5F
ST. JOSEPH BUOY 46 230/ 2/ 2 1018.5F 1
ILZ025>027-034>036-040-047-049-050-058-095>099-022300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 59 30 33 VRB7G20 30.08F TC 15
GALESBURG* MOSUNNY 58 24 26 SW5 30.07F TC 15
MACOMB* MOSUNNY 59 28 30 W5 30.10S TC 15
JACKSONVILLE* PTSUNNY 58 33 39 NW8 30.08F TC 14
PITTSFIELD* MOSUNNY 58 31 36 NW6 30.10S TC 15
ILZ028>032-037-038-041>044-048-051>054-059>061-022300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTSUNNY 56 23 27 MISG 30.06F TC 14
BLOOMINGTON PTSUNNY 56 25 30 NW6 30.08F TC 13
DECATUR MOSUNNY 57 25 29 NW12 30.08S TC 14
PEORIA MOSUNNY 57 23 26 W7 30.07F TC 14
LACON* MOSUNNY 57 23 27 N7 30.05F TC 14
LINCOLN* MOSUNNY 56 29 35 NE5 30.08S TC 13
SPRINGFIELD SUNNY 59 28 30 NW10 30.08F TC 15
TAYLORVILLE PTSUNNY 57 30 35 N3 30.08F TC 14
ILZ033-039-045-046-055>057-062-063-022300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 54 26 34 NW12 30.08S TC 12
DANVILLE* CLOUDY 54 26 33 NW9 30.08S VSB 1 TC 12
MATTOON MOSUNNY 55 26 32 N12 30.07S TC 13
PARIS* MOSUNNY 55 27 33 NW8 30.08S TC 13
ILZ079-100>102-022300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 59 30 33 N13 30.09F TC 15
CAHOKIA* PTSUNNY 60 34 37 N8 30.08F TC 16
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-022300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 55 43 63 E7 30.09F TC 13
CAIRO* SUNNY 61 41 46 N14G21 30.08R TC 16
EFFINGHAM* PTSUNNY 57 30 36 NW8 30.09S TC 14
MARION PTSUNNY 52 45 76 N6 30.10F TC 11
MT. VERNON MOSUNNY 58 36 43 N6 30.08F TC 14
CENTRALIA* PTSUNNY 59 33 36 NW13 30.08S TC 15
SALEM* PTSUNNY 57 38 49 N7 30.09R TC 14
METROPOLIS* MOSUNNY 57 44 61 N10G18 30.09R TC 14
ILZ067-068-072-073-078-083-087-091-022300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 58 28 32 N15 30.07S TC 14
FLORA* SUNNY 59 34 38 N7 30.08S TC 15
FAIRFIELD* CLOUDY 56 34 43 NW5 30.08S TC 13
HARRISBURG* LGT RAIN 50 44 81 NW10 30.10R TC 10
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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