905
ASUS43 KLOT 122210
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM 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.
ILZ001-002-007-009-015-016-024-122300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 74 55 51 SW14G24 29.77F TC 23
STERLING* CLOUDY 74 59 59 CALM 29.80F TC 23
SAVANNA* DRIZZLE 72 58 60 S8 29.78F TC 22
ILZ003-004-008-010-011-017-018-122300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 75 56 51 S20G28 29.79F TC 24
FREEPORT* CLOUDY 70 64 81 SW10 29.80F TC 21
ROCHELLE* CLOUDY 67 60 79 SW12 29.82R TC 19
DE KALB* CLOUDY 75 56 51 S26G33 29.82F TC 24
PERU* CLOUDY 78 55 45 S22 29.81F TC 26
ILZ005-006-012>014-019>023-122300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 79 52 38 S30G41 29.81F TC 26
CHICAGO-MIDWAY PTSUNNY 80 52 37 SW29G39 29.83F HX 80 TC 27
AURORA PTSUNNY 78 55 44 SW23G39 29.81F TC 26
JOLIET* PTSUNNY 80 53 39 SW14G25 29.84F HX 80 TC 27
WAUKEGAN PTSUNNY 78 55 44 SW29G43 29.78F TC 26
DUPAGE AIRPORT CLOUDY 77 54 44 S25G45 29.81F TC 25
KANKAKEE* CLOUDY 79 50 36 SW24G33 29.90F TC 26
WHEELING CLOUDY 79 53 40 SW17G39 29.81F TC 26
MORRIS* CLOUDY 80 54 40 SW31 29.83F HX 80 TC 26
ROMEOVILLE* MOSUNNY 81 54 39 SW23G36 29.85F HX 80 TC 27
LANSING* PTSUNNY 78 52 40 SW22G36 29.86F TC 26
NORTHERLY ISL* N/A 78 48 34 SW16 N/A TC 26
LMZ740>746-122300-
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 68 41 340/ 17/ 25 1017.1 2/ 4
HARRISON CRIB 76 200/ 33/ 38 N/A
NORTHERLY ISL 78 180/ 22/ 26 N/A
CALUMET HARBOR 78 180/ 20/ 28 1010.4
BURNS HARBOR 77 200/ 13/ 18 1011.5F
MICHIGAN CITY 78 210/ 24/ 29 1009.5F
ST. JOSEPH BUOY 55 210/ 10/ 14 1012.1F 2/ 4
ILZ025>027-034>036-040-047-049-050-058-095>099-122300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 66 56 70 S8 29.82F TC 19
GALESBURG* DRIZZLE 72 61 69 S16G26 29.81F TC 22
MACOMB* LGT RAIN 69 57 67 SW29G41 29.86R TC 20
JACKSONVILLE* CLOUDY 73 51 45 S15G23 29.87S TC 23
PITTSFIELD* CLOUDY 71 54 53 S15G23 29.86F TC 22
ILZ028>032-037-038-041>044-048-051>054-059>061-122300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 77 50 38 MISG 29.87F TC 25
BLOOMINGTON LGT RAIN 74 54 49 S29G38 29.88F TC 23
DECATUR CLOUDY 74 54 49 S20G30 29.93F TC 23
PEORIA LGT RAIN 75 54 47 S20G30 29.83F TC 24
LACON* CLOUDY 77 53 42 S13G22 29.82F TC 25
LINCOLN* CLOUDY 76 48 36 S15G25 29.88F TC 25
SPRINGFIELD CLOUDY 76 52 43 S25G39 29.88F TC 24
TAYLORVILLE CLOUDY 73 54 49 S18G26 29.93F TC 23
ILZ033-039-045-046-055>057-062-063-122300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 76 50 40 S28G43 29.94F TC 24
DANVILLE* PTSUNNY 77 52 40 S25G38 29.95F TC 25
RANTOUL* CLOUDY 76 50 39 S25G33 29.93F TC 25
MATTOON CLOUDY 76 50 40 S17G33 29.96F TC 24
PARIS* CLOUDY 77 50 39 MISG 29.99S TC 25
ILZ079-100>102-122300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 73 52 46 S24G35 29.92F TC 23
BELLEVILLE PTSUNNY 75 57 53 SW17G23 29.92 TC 24
CAHOKIA* PTSUNNY 76 54 46 S15G22 29.91F TC 24
SPARTA* PTSUNNY 76 53 44 S18 29.97F TC 25
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-122300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 78 53 41 S21G35 29.99F TC 26
CAIRO* CLOUDY 80 54 41 S14G20 30.04F HX 80 TC 27
EFFINGHAM* CLOUDY 75 52 43 S16G23 30.00F TC 24
MARION CLOUDY 77 52 41 S16G28 30.01F TC 25
MT. VERNON CLOUDY 75 55 49 S14 30.00F TC 24
CENTRALIA* CLOUDY 75 54 47 S10 29.98F TC 24
SALEM* CLOUDY 76 52 42 S15G23 29.98F TC 25
METROPOLIS* CLOUDY 79 48 34 S15G24 30.05F TC 26
ILZ067-068-072-073-078-083-087-091-122300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 79 46 31 S23 30.02F TC 26
FLORA* CLOUDY 75 54 46 S18G29 30.01F TC 24
FAIRFIELD* CLOUDY 77 50 38 S17G28 30.02F TC 25
HARRISBURG* CLOUDY 79 47 32 S18G25 30.03F TC 26
ROBINSON* CLOUDY 79 50 36 SW21G29 30.00F TC 26
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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