661
ASUS43 KLOT 250412
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM CST TUE FEB 24 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.
ILZ001-002-007-009-015-016-024-250500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 36 24 62 W10 29.60R WCI 28 TC 2
STERLING* CLEAR 31 25 78 W9 29.59R WCI 23 TC -1
SAVANNA* CLEAR 31 23 73 NW3 29.58S TC 0
ILZ003-004-008-010-011-017-018-250500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 30 22 72 W7 29.56R WCI 23 TC -1
ROCHELLE* CLEAR 29 20 69 CALM 29.56R TC -1
PERU* PTCLDY 37 25 61 W15 29.57R WCI 28 TC 3
ILZ005-006-012>014-019>023-250500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 38 22 52 W10G22 29.50S WCI 31 TC 3
CHICAGO-MIDWAY PTCLDY 38 22 52 W12 29.51S WCI 30 TC 3
AURORA CLEAR 28 20 71 W8 29.53R WCI 20 TC -2
JOLIET* PTCLDY 39 24 53 CALM 29.54R TC 4
WAUKEGAN CLEAR 34 22 61 W10G21 29.48R WCI 26 TC 1
DUPAGE AIRPORT PTCLDY 33 21 61 W10 29.52R WCI 25 TC 1
KANKAKEE* MOCLDY 37 25 60 SW10 29.56S WCI 30 TC 3
WHEELING PTCLDY 37 22 54 MISG 29.51R TC 3
MORRIS* PTCLDY 36 22 57 CALM 29.54R TC 2
ROMEOVILLE* PTCLDY 37 23 56 SW9 29.54R WCI 31 TC 3
LANSING* CLOUDY 37 23 56 SW10 29.52F WCI 30 TC 3
NORTHERLY ISL* N/A 39 22 50 W8 N/A WCI 33 TC 4
LMZ740>746-250500-
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)
HARRISON CRIB 40 250/ 17/ 18 N/A
NORTHERLY ISL 39 220/ 7/ 12 N/A
CALUMET HARBOR 39 220/ 8/ 11 998.9
BURNS HARBOR 38 230/ 7/ 10 1000.3R
MICHIGAN CITY 38 220/ 14/ 15 999.0F
ILZ025>027-034>036-040-047-049-050-058-095>099-250500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 43 26 51 NW14 29.64R TC 6
GALESBURG* CLOUDY 36 31 83 W6 29.62R WCI 31 TC 2
MACOMB* CLOUDY 40 30 66 NW10 29.65R TC 5
JACKSONVILLE* MOCLDY 46 26 46 SW5 29.61F TC 8
PITTSFIELD* MOCLDY 52 28 38 SW7 29.63S TC 11
ILZ028>032-037-038-041>044-048-051>054-059>061-250500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 40 23 50 W10 29.57R TC 5
BLOOMINGTON CLOUDY 40 26 57 SW15 29.56F TC 4
DECATUR CLOUDY 40 25 55 SW14G25 29.62S TC 4
PEORIA CLOUDY 42 27 55 NW9 29.60R TC 6
LACON* CLOUDY 39 24 54 NW6 29.59R WCI 35 TC 4
LINCOLN* CLOUDY 41 23 48 S3 29.58F TC 5
SPRINGFIELD PTCLDY 44 25 47 SW6 29.61S TC 7
TAYLORVILLE MOCLDY 39 27 60 S14 29.64S WCI 31 TC 4
ILZ033-039-045-046-055>057-062-063-250500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 38 26 62 SW14 29.60F WCI 30 TC 3
RANTOUL* LGT RAIN 37 25 62 SW17G23 29.57F WCI 28 TC 3
MATTOON MOCLDY 40 27 59 SW13G28 29.63S TC 4
PARIS* MOCLDY 40 26 59 SW20 29.63F TC 4
ILZ079-100>102-250500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE MOCLDY 43 27 53 SW8 29.68S TC 6
CAHOKIA* MOCLDY 41 25 53 S7 29.67F TC 5
SPARTA* MOCLDY 44 28 52 S9 29.73S TC 7
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-250500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE NOT AVBL
CAIRO* CLOUDY 49 28 44 S9 29.81S TC 9
EFFINGHAM* MOCLDY 42 28 58 S13 29.69S TC 6
MARION MOCLDY 48 24 38 SW16G32 29.75S TC 9
MT. VERNON CLOUDY 46 28 49 SW23 29.71S TC 8
CENTRALIA* MOCLDY 45 28 52 SW20G26 29.70S TC 7
SALEM* MOCLDY 45 29 52 SW16G25 29.69S TC 7
ILZ067-068-072-073-078-083-087-091-250500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 44 23 43 SW22 29.70S TC 7
FLORA* CLOUDY 45 28 53 SW20G30 29.70S TC 7
FAIRFIELD* CLOUDY 46 27 46 SW12 29.72S TC 8
HARRISBURG* MOCLDY 47 22 37 SW18G26 29.75S TC 9
ROBINSON* MOCLDY 43 27 52 SW21G32 29.67R TC 6
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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