776
ASUS43 KLOT 280201
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 PM CDT MON APR 27 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.
ILZ001-002-007-009-015-016-024-280300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 63 55 75 W15G24 29.63R TC 17
STERLING* MOCLDY 63 62 97 VRB6 29.60R THUNDER TC 17
SAVANNA* CLOUDY 63 57 83 W12 29.60R TC 17
ILZ003-004-008-010-011-017-018-280300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 63 61 93 S9 29.59R TC 17
FREEPORT* CLOUDY 64 62 95 W16G25 29.60R TC 18
DE KALB* MOCLDY 60 60 100 S12 29.61R TC 16
PERU* MOCLDY 63 61 94 S14 29.61R TC 17
ILZ005-006-012>014-019>023-280300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 62 59 90 W14G20 29.58F TC 17
CHICAGO-MIDWAY CLOUDY 62 59 90 SW9G16 29.57F TC 17
AURORA PTCLDY 62 60 93 S13 29.60R TC 17
JOLIET* PTCLDY 63 62 99 S3 29.62R TC 17
WAUKEGAN LGT RAIN 60 59 96 SE13G20 29.52F TC 16
DUPAGE AIRPORT MOCLDY 62 60 93 S13 29.59R TC 17
KANKAKEE* PTCLDY 59 58 95 SE13G18 29.64R TC 15
WHEELING CLOUDY 63 60 90 VRB5 29.56F TC 17
MORRIS* PTCLDY 62 61 97 SW10 29.61R TC 17
LANSING* LGT RAIN 60 59 96 SE16G24 29.56F TC 16
NORTHERLY ISL* N/A 58 55 90 SE24 N/A TC 14
LMZ740>746-280300-
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 47 1010.9R 4/ 5
WAUKEGAN HARBOR 51 47 100/ 10/ 14 1005.3R 3/ 6
HARRISON CRIB 60 160/ 25/ 30 N/A
NORTHERLY ISL 62 200/ 11/ 13 N/A
CALUMET HARBOR 62 170/ 13/ 22 1004.9
BURNS HARBOR 62 190/ 8/ 13 1007.5R
MICHIGAN CITY 63 190/ 16/ 19 1005.7R
ST. JOSEPH BUOY 53 240/ 8/ 14 1006.9R 1/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-280300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 66 56 70 W16 29.68R TC 19
GALESBURG* CLOUDY 64 58 81 NW16G22 29.66R TC 18
MACOMB* MOCLDY 65 60 84 NW21G28 29.68R TC 19
JACKSONVILLE* PTCLDY 58 58 100 S3 29.67R TC 15
ILZ028>032-037-038-041>044-048-051>054-059>061-280300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 58 57 97 MISG 29.64R TC 15
BLOOMINGTON CLEAR 57 57 100 S10 29.66R TC 14
DECATUR CLEAR 61 59 93 SW16 29.68R TC 16
PEORIA PTCLDY 60 59 96 S7 29.64S TC 16
LACON* CLOUDY 62 59 91 S8 29.63R TC 16
LINCOLN* PTCLDY 60 60 100 S3 29.66R TC 15
SPRINGFIELD PTCLDY 60 58 92 S8G20 29.67R TC 16
TAYLORVILLE PTCLDY 61 61 100 SW7 29.68R TC 16
ILZ033-039-045-046-055>057-062-063-280300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 60 58 92 S15 29.68S TC 16
DANVILLE* CLOUDY 59 58 95 SE16 29.70F TC 15
MATTOON TSTM 61 59 93 S12 29.70F TC 16
PARIS* TSTM 59 58 97 SW22G35 29.78R TC 15
ILZ079-100>102-280300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 66 63 88 VRB5 29.71R TC 19
CAHOKIA* PTCLDY 67 65 93 W3 29.69R TC 19
SPARTA* TSTM 65 65 99 W12G17 29.75R TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-280300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOCLDY 78 69 73 S24G36 29.70R HX 80 TC 26
CAIRO* CLOUDY 80 70 71 SW16 29.74R HX 83 TC 27
EFFINGHAM* HVY RAIN 62 62 100 SW7G17 29.76F TC 17
MARION CLOUDY 77 69 76 S16 29.73R TC 25
MT. VERNON MOCLDY 76 69 79 S10 29.69R TC 24
CENTRALIA* TSTM 62 60 94 SW15 29.76R TC 17
SALEM* TSTM 64 64 100 NW13G40 29.75R VSB 1 TC 18
METROPOLIS* CLOUDY 80 69 69 S12G21 29.76R HX 82 TC 27
ILZ067-068-072-073-078-083-087-091-280300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 63 61 93 SE14 29.73R TC 17
FLORA* MOCLDY 64 N/A N/A E12 29.70F TC 18
FAIRFIELD* MOCLDY 67 64 93 CALM 29.72R TC 19
HARRISBURG* MOCLDY 78 69 73 S16G23 29.73R HX 80 TC 26
ROBINSON* CLOUDY 63 63 100 SE15G21 29.71S THUNDER TC 17
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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