198
ASUS43 KLOT 271506
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM 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.
ILZ001-002-007-009-015-016-024-271600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE HVY RAIN 60 58 92 SW8 29.74R FOG TC 16
STERLING* LGT RAIN 60 54 80 E12 29.68F TC 16
SAVANNA* TSTM 58 54 86 SE7 29.68F TC 14
ILZ003-004-008-010-011-017-018-271600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 59 50 72 E9G21 29.76F TC 15
FREEPORT* CLOUDY 59 55 85 SE17 29.73F THUNDER TC 15
ROCHELLE* CLOUDY 59 49 68 SE22 29.73F TC 15
DE KALB* CLOUDY 56 52 86 SE14G22 29.78F TC 14
PERU* LGT RAIN 61 54 77 SE18G26 29.71F TC 16
ILZ005-006-012>014-019>023-271600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT RAIN 57 52 83 SE12 29.81F TC 14
CHICAGO-MIDWAY LGT RAIN 57 52 83 SE9 29.82F FOG TC 14
AURORA CLOUDY 57 53 86 SE12 29.79F TC 14
JOLIET* CLOUDY 60 54 81 SE12G20 29.81F TC 16
WAUKEGAN LGT RAIN 50 48 93 SE12 29.83F TC 10
DUPAGE AIRPORT CLOUDY 58 54 86 SE10 29.79F TC 14
KANKAKEE* CLOUDY 59 53 79 SE14 29.83F TC 15
WHEELING LGT RAIN 58 52 80 S9G18 29.84F TC 14
MORRIS* CLOUDY 61 51 70 SE16 29.78F TC 16
ROMEOVILLE* PTSUNNY 59 55 88 E17G29 29.80F TC 15
LANSING* CLOUDY 58 50 74 SE10G17 29.83F TC 15
NORTHERLY ISL* N/A 55 51 86 E7 N/A TC 13
LMZ740>746-271600-
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 1014.8 2/ 4
WAUKEGAN HARBOR 46 47 110/ 8/ 12 1011.1 2/ 4
HARRISON CRIB 53 150/ 12/ 13 N/A
NORTHERLY ISL 53 130/ 2/ 10 N/A
CALUMET HARBOR 58 140/ 6/ 13 1010.7
BURNS HARBOR 60 150/ 9/ 13 1011.9S
MICHIGAN CITY 60 140/ 14/ 18 1011.1R
ST. JOSEPH BUOY 56 140/ 14/ 19 1013.6R 2/ 2
ILZ025>027-034>036-040-047-049-050-058-095>099-271600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY TSTM 60 59 96 E13 29.63F TC 16
GALESBURG* HVY RAIN 59 59 100 S10G17 29.77R TC 15
MACOMB* RAIN 60 60 100 SW6 29.77R TC 16
JACKSONVILLE* CLOUDY N/A N/A N/A S17 29.72R
PITTSFIELD* CLOUDY 58 58 98 SE9 29.71F THUNDER TC 15
ILZ028>032-037-038-041>044-048-051>054-059>061-271600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC LGT RAIN 59 53 81 MISG 29.79F TC 15
BLOOMINGTON LGT RAIN 57 56 96 SE20G25 29.77F TC 14
DECATUR TSTM 60 57 89 SE14G22 29.73F FOG TC 16
PEORIA TSTM 59 57 93 SW15 29.73R VSB 1 TC 15
LACON* LGT RAIN 58 54 84 SE16G23 29.68F TC 15
LINCOLN* TSTM 59 59 100 SE20G28 29.71F TC 15
SPRINGFIELD CLOUDY 63 59 87 SE22G35 29.66F TC 17
TAYLORVILLE CLOUDY 63 59 88 SE20G28 29.71F TC 17
ILZ033-039-045-046-055>057-062-063-271600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN RAIN 60 55 83 SE16G29 29.82R TC 16
DANVILLE* CLOUDY 64 52 66 S16G23 29.86R TC 18
RANTOUL* LGT RAIN 60 53 76 S14 29.85R TC 16
MATTOON TSTM 58 55 90 SE15 29.79F FOG TC 14
PARIS* CLOUDY 62 51 67 S15 29.87R THUNDER TC 17
ILZ079-100>102-271600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 66 61 82 S15G26 29.72F TC 19
BELLEVILLE CLOUDY 68 64 87 S21G30 29.71F TC 20
CAHOKIA* CLOUDY 68 62 81 SE17G25 29.68F TC 20
SPARTA* CLOUDY 67 66 95 S13G20 29.78S TC 20
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-271600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE LGT RAIN 66 64 93 SE14 29.78F TC 19
CAIRO* PTSUNNY 74 66 76 S16G23 29.82F TC 23
EFFINGHAM* LGT RAIN 62 60 96 E14 29.81F TC 16
MARION RAIN 64 63 94 S15G24 29.82R TC 18
CENTRALIA* CLOUDY 65 62 91 SE14G22 29.79S TC 18
SALEM* CLOUDY 65 63 91 SE12G21 29.79S TC 19
METROPOLIS* CLOUDY 70 63 78 SE12G18 29.84F TC 21
ILZ067-068-072-073-078-083-087-091-271600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE LGT RAIN 68 57 68 S15G23 29.85F TC 20
FLORA* LGT RAIN 66 61 82 SW18 29.86R TC 19
FAIRFIELD* TSTM 64 58 81 SE15G25 29.84S TC 18
HARRISBURG* TSTM 61 59 95 NE3 29.87R TC 16
ROBINSON* PTSUNNY 63 57 82 SE12 29.84F TC 17
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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