757
ASUS43 KLOT 270806
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 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.
ILZ001-002-007-009-015-016-024-270900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 62 50 64 E16 29.76F TC 17
STERLING* MOCLDY 59 50 72 E15G22 29.84F TC 15
SAVANNA* CLOUDY 60 48 65 SE18G24 29.83F TC 16
ILZ003-004-008-010-011-017-018-270900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 52 47 83 E12G22 29.90F TC 11
FREEPORT* CLOUDY 53 50 89 SE15 29.89F TC 12
ROCHELLE* MOCLDY 53 46 79 SE18 29.89F TC 12
DE KALB* CLOUDY 51 48 89 SE15 29.92F TC 11
PERU* CLOUDY 61 50 67 SE14 29.87F TC 16
ILZ005-006-012>014-019>023-270900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 51 47 86 E8 29.94F TC 11
CHICAGO-MIDWAY CLOUDY 54 49 83 SE10 29.95F TC 12
AURORA CLOUDY 53 49 86 SE13 29.92F TC 12
JOLIET* CLOUDY 56 51 82 SE9 29.94S TC 14
WAUKEGAN MOCLDY 47 44 90 SE10 29.96F TC 8
DUPAGE AIRPORT CLOUDY 52 48 86 E8 29.93F TC 11
KANKAKEE* CLOUDY 55 49 83 SE12 29.96S TC 13
WHEELING CLOUDY 51 48 89 SE7 29.96F TC 11
MORRIS* CLOUDY 57 50 76 SE13 29.92F TC 14
ROMEOVILLE* CLOUDY 55 52 88 SE12 29.95F TC 13
LANSING* CLOUDY 53 48 83 SE9 29.97F TC 12
NORTHERLY ISL* N/A 51 48 89 SE5 N/A TC 11
LMZ740>746-270900-
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 1015.9R 1/ 3
WAUKEGAN HARBOR 47 47 90/ 8/ 10 1015.2F 1/ 3
HARRISON CRIB 51 140/ 9/ 11 N/A
NORTHERLY ISL 51 130/ 6/ 11 N/A
CALUMET HARBOR 54 110/ 12/ 16 1014.3
BURNS HARBOR 54 130/ 8/ 12 1015.2F
MICHIGAN CITY 53 130/ 11/ 15 1014.9F
ST. JOSEPH BUOY 52 130/ 10/ 14 1017.3R 1
ILZ025>027-034>036-040-047-049-050-058-095>099-270900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT RAIN 64 57 78 S14G33 29.75F TC 18
GALESBURG* CLOUDY 64 51 64 SE13G21 29.78F TC 18
MACOMB* CLOUDY 65 55 71 SE14G20 29.78F TC 18
JACKSONVILLE* CLOUDY 63 57 82 SE15 29.80F TC 17
PITTSFIELD* CLOUDY 64 58 80 E9 29.82F TC 18
ILZ028>032-037-038-041>044-048-051>054-059>061-270900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 57 49 73 MISG 29.91F TC 14
BLOOMINGTON CLOUDY 61 49 64 SE20G25 29.89F TC 16
DECATUR CLOUDY 63 50 62 SE16 29.89F TC 17
PEORIA CLOUDY 65 51 60 SE13G23 29.83F TC 18
LACON* CLOUDY 61 47 59 SE17G24 29.84F TC 16
LINCOLN* LGT RAIN 65 54 68 SE13 29.86F TC 18
SPRINGFIELD CLOUDY 64 54 69 SE15G22 29.85F TC 18
TAYLORVILLE CLOUDY 64 54 68 SE12G17 29.87S TC 18
ILZ033-039-045-046-055>057-062-063-270900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 59 50 72 SE18 29.91F TC 15
DANVILLE* MOCLDY 58 50 75 SE8 29.96F TC 14
RANTOUL* CLOUDY 58 49 73 SE15 29.93F TC 15
MATTOON MOCLDY 61 50 67 SE13 29.90F TC 16
PARIS* CLOUDY 58 49 70 SE9 29.95F TC 15
ILZ079-100>102-270900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON RAIN 62 58 86 CALM 29.87R TC 17
BELLEVILLE LGT RAIN 65 60 84 E3 29.82F TC 18
CAHOKIA* RAIN 63 59 87 SW3 29.84R TC 17
SPARTA* CLOUDY 64 57 78 SE8 29.85F TC 18
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-270900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 68 54 60 SE9 29.86F TC 20
CAIRO* MOCLDY 71 55 57 SE7 29.86F TC 22
EFFINGHAM* MOCLDY 63 52 67 E12 29.92F TC 17
MARION PTCLDY N/A N/A N/A SE6 29.87F
CENTRALIA* PTCLDY 66 51 58 SE12G21 29.86F TC 19
SALEM* PTCLDY 67 53 60 SE8 29.86F TC 19
METROPOLIS* MOCLDY 66 56 69 E3 29.89F TC 19
ILZ067-068-072-073-078-083-087-091-270900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 61 50 67 E8 29.93F TC 16
FLORA* MOCLDY 64 50 59 SE14G20 29.90F TC 18
FAIRFIELD* MOCLDY 64 50 61 SE8 29.90F TC 18
HARRISBURG* PTCLDY 65 53 64 SE9 29.89F TC 19
ROBINSON* CLOUDY 61 52 72 SE9 29.93F TC 16
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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