987
ASUS43 KLOT 121601
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM CDT SUN APR 12 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.
ILZ001-002-007-009-015-016-024-121700-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 75 59 57 SW20G38 29.87F TC 24
STERLING* PTSUNNY 75 60 59 S12G23 29.91F TC 24
SAVANNA* PTSUNNY 70 57 63 S17G23 29.87F TC 21
ILZ003-004-008-010-011-017-018-121700-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 72 58 61 S25G40 29.90F TC 22
FREEPORT* PTSUNNY 71 62 71 SW28G33 29.90S TC 22
ROCHELLE* PTSUNNY 74 57 55 SW29G38 29.92F TC 23
DE KALB* PTSUNNY 70 59 68 S28G36 29.94F TC 21
PERU* MOSUNNY 74 58 55 SW15G25 29.95F TC 24
ILZ005-006-012>014-019>023-121700-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 72 57 59 S18G26 29.94F TC 22
CHICAGO-MIDWAY PTSUNNY 75 57 53 SW18G31 29.96F TC 24
AURORA PTSUNNY 75 58 55 SW24G39 29.94F TC 24
JOLIET* MOSUNNY 77 58 51 SW15G23 29.97F TC 25
WAUKEGAN PTSUNNY 69 57 65 SW23G32 29.92F TC 21
DUPAGE AIRPORT PTSUNNY 74 59 59 SW20G31 29.94F TC 23
KANKAKEE* MOSUNNY 76 55 47 SW24G33 30.02F TC 25
WHEELING PTSUNNY 72 57 59 SW18G29 29.95F TC 22
MORRIS* MOSUNNY 76 57 51 SW18G32 29.96F TC 25
ROMEOVILLE* SUNNY 75 59 57 SW20G32 29.97F TC 24
LANSING* MOSUNNY 75 56 51 SW21G32 29.99F TC 24
NORTHERLY ISL* N/A 73 54 51 S9 N/A TC 23
LMZ740>746-121700-
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 60 40 350/ 14/ 19 1025.6F 2/ 4
HARRISON CRIB 70 210/ 25/ 29 N/A
NORTHERLY ISL 69 200/ 16/ 21 N/A
CALUMET HARBOR 71 180/ 12/ 21 1014.8
BURNS HARBOR 71 200/ 12/ 17 1016.3F
MICHIGAN CITY 69 190/ 20/ 26 1014.6
ST. JOSEPH BUOY 57 190/ 14/ 16 1016.7F 3/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-121700-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 73 57 57 S21G30 29.97F TC 23
MACOMB* PTSUNNY 77 58 52 SW23G32 29.97F TC 25
PITTSFIELD* CLOUDY 72 58 61 S12G18 30.01F TC 22
ILZ028>032-037-038-041>044-048-051>054-059>061-121700-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 76 55 47 MISG 29.99F TC 25
BLOOMINGTON MOSUNNY 76 59 55 SW23 30.02F TC 24
DECATUR PTSUNNY 75 57 53 S24G32 30.05F TC 24
PEORIA PTSUNNY 74 57 55 SW21G33 29.98F TC 23
LACON* MOSUNNY 74 55 51 SW17G24 29.96F TC 24
LINCOLN* PTSUNNY 77 53 43 S10G20 30.02F TC 25
SPRINGFIELD PTSUNNY 74 56 53 S21G31 30.02F TC 23
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-121700-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 77 56 48 S26G35 30.07F TC 25
DANVILLE* SUNNY 77 56 48 S22G28 30.08F TC 25
RANTOUL* MOSUNNY 78 56 46 S23G30 30.06F TC 25
MATTOON PTSUNNY 74 57 55 S12G23 30.09F TC 23
PARIS* SUNNY 75 55 48 MISG 30.11F TC 24
ILZ079-100>102-121700-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 75 55 50 S14G26 30.06F TC 24
CAHOKIA* PTSUNNY 78 56 46 S12G26 30.05 TC 26
SPARTA* PTSUNNY 75 56 51 S12G20 30.11F TC 24
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121700-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 75 56 51 S18G24 30.13S TC 24
CAIRO* MOSUNNY 76 58 52 SW12G20 30.18R TC 25
EFFINGHAM* PTSUNNY 75 58 53 SE10G18 30.12F TC 24
MARION SUNNY 75 57 53 S17 30.15S TC 24
MT. VERNON MOSUNNY 75 58 55 S14 30.13F TC 24
CENTRALIA* PTSUNNY 75 56 51 S13G20 30.11S TC 24
SALEM* PTSUNNY 79 55 44 SW17G26 30.11S TC 26
ILZ067-068-072-073-078-083-087-091-121700-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 79 54 41 SW17G28 30.14F TC 26
FLORA* PTSUNNY 75 57 53 SW15 30.13S TC 24
FAIRFIELD* PTSUNNY 76 54 45 S14G22 30.13F TC 25
HARRISBURG* MOSUNNY 77 53 44 SW13 30.16S TC 25
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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