776
ASUS43 KLOT 011708
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CDT FRI MAY 01 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.
ILZ001-002-007-009-015-016-024-011800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 51 29 42 VRB5 30.05R TC 11
STERLING* PTSUNNY 52 31 44 VRB3 30.05S TC 11
SAVANNA* CLOUDY 51 26 38 NW8 30.05S TC 11
ILZ003-004-008-010-011-017-018-011800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTSUNNY 49 29 46 N7G18 30.04F TC 9
FREEPORT* CLOUDY 49 32 51 NW3 30.04F TC 10
ROCHELLE* CLOUDY 50 28 43 N7 30.04S TC 10
DE KALB* CLOUDY 49 33 55 N12 30.03F TC 9
PERU* PTSUNNY 54 28 37 N9 30.04S TC 12
ILZ005-006-012>014-019>023-011800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 49 27 42 N17 30.01S TC 9
CHICAGO-MIDWAY PTSUNNY 46 37 71 E13 30.02S TC 8
AURORA PTSUNNY 50 30 46 N9 30.02F TC 10
JOLIET* PTSUNNY 52 32 46 NE9 30.03S TC 11
WAUKEGAN CLOUDY 41 34 76 NE12 30.02S TC 5
DUPAGE AIRPORT PTSUNNY 49 30 48 NW14 30.01F TC 9
KANKAKEE* CLOUDY 49 33 53 CALM 30.04S TC 10
WHEELING CLOUDY 45 36 70 E10 30.04R TC 7
MORRIS* CLOUDY 54 34 47 NW6 30.02S TC 12
ROMEOVILLE* PTSUNNY 50 34 53 NW9 30.02F TC 10
LANSING* CLOUDY 44 37 77 NE9 30.03S TC 7
NORTHERLY ISL* N/A 45 37 73 N10 N/A TC 7
LMZ740>746-011800-
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 1015.9F 2/ 3
WAUKEGAN HARBOR 41 48 360/ 12/ 16 1016.8S 2/ 3
HARRISON CRIB 41 30/ 14/ 15 N/A
NORTHERLY ISL 42 20/ 7/ 12 N/A
CALUMET HARBOR 43 10/ 9/ 10 1016.6S
BURNS HARBOR 42 10/ 6/ 8 1017.6S
MICHIGAN CITY 42 330/ 13/ 15 1017.0R
ST. JOSEPH BUOY 41 320/ 12/ 16 1017.5R 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-011800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 55 32 41 W8 30.06S TC 13
GALESBURG* PTSUNNY 52 30 43 NW9 30.06S TC 11
MACOMB* MOSUNNY 55 31 39 CALM 30.08S TC 13
JACKSONVILLE* SUNNY 56 35 46 W7 30.07S TC 13
ILZ028>032-037-038-041>044-048-051>054-059>061-011800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 50 33 51 MISG 30.04F TC 10
BLOOMINGTON PTSUNNY 52 37 56 NW10 30.05S TC 11
DECATUR PTSUNNY 53 37 54 N9 30.05S TC 12
PEORIA MOSUNNY 53 32 44 VRB6 30.05S TC 12
LACON* CLOUDY 51 30 43 CALM 30.04F TC 11
LINCOLN* CLOUDY 54 37 52 N3 30.06S TC 12
SPRINGFIELD SUNNY 55 34 45 N10G18 30.06F TC 13
TAYLORVILLE MOSUNNY 54 37 54 NW8 30.07F TC 12
ILZ033-039-045-046-055>057-062-063-011800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTSUNNY 52 38 58 NW10G18 30.05R TC 11
DANVILLE* PTSUNNY 53 38 58 N9 30.04S TC 12
RANTOUL* PTSUNNY 51 37 58 CALM 30.04S TC 11
MATTOON PTSUNNY 52 39 61 N12 30.04S TC 11
PARIS* PTSUNNY 52 38 59 NW10 30.05S TC 11
ILZ079-100>102-011800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 57 32 38 N12 30.09S TC 14
BELLEVILLE MOSUNNY 58 37 44 NW13 30.07S TC 15
CAHOKIA* SUNNY 58 32 37 NW9G16 30.09R TC 14
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-011800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 60 34 37 N14G25 30.08S TC 16
CAIRO* SUNNY 63 31 30 N10 30.09S TC 17
EFFINGHAM* PTSUNNY 55 41 60 NW12 30.07F TC 13
MARION SUNNY 59 34 38 N16G25 30.08S TC 15
MT. VERNON SUNNY 57 35 43 N12G20 30.07S TC 14
CENTRALIA* MOSUNNY 57 35 43 N15G23 30.08R TC 14
SALEM* MOSUNNY 57 40 53 N10 30.07S TC 14
METROPOLIS* SUNNY 60 33 35 N6G20 30.08S TC 16
ILZ067-068-072-073-078-083-087-091-011800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 56 37 49 NW15 30.03F TC 13
FLORA* MOSUNNY 57 36 44 N14 30.07R TC 14
FAIRFIELD* MOSUNNY 56 35 44 N12G20 30.07R TC 14
HARRISBURG* SUNNY 60 35 38 N12G17 30.07S TC 15
ROBINSON* MOSUNNY 55 41 58 NW17 30.04S TC 13
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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