303
ASUS43 KLOT 230908
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CDT MON MAR 23 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.
ILZ001-002-007-009-015-016-024-231000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 32 24 72 NW7 30.31R WCI 26 TC 0
STERLING* PTCLDY N/A N/A N/A MISG N/A
SAVANNA* CLEAR 31 20 62 N13G23 30.31R WCI 21 TC -1
ILZ003-004-008-010-011-017-018-231000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 33 22 63 NW14G22 30.27R WCI 23 TC 1
FREEPORT* CLEAR 30 22 72 N13 30.30R WCI 20 TC -1
ROCHELLE* CLOUDY 33 22 64 N13G21 30.26R WCI 24 TC 1
DE KALB* CLOUDY 32 25 75 N8 30.24S WCI 25 TC 0
PERU* MOCLDY 33 26 77 NW8 30.26R WCI 26 TC 0
ILZ005-006-012>014-019>023-231000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 29 23 78 N10 30.23R WCI 20 TC -2
CHICAGO-MIDWAY CLOUDY 32 24 72 N18G25 30.23R WCI 20 TC 0
AURORA CLOUDY 30 25 81 N9 30.23R WCI 22 TC -1
JOLIET* CLEAR 31 26 80 N5 30.25R WCI 26 TC 0
WAUKEGAN CLOUDY 29 21 72 N9 30.24R WCI 20 TC -2
DUPAGE AIRPORT MOCLDY 28 23 81 N9 30.23R WCI 19 TC -2
KANKAKEE* PTCLDY 30 25 79 N10 30.22S WCI 21 TC -1
WHEELING MOCLDY 30 23 75 N9G18 30.25R WCI 22 TC -1
MORRIS* MOCLDY 28 24 84 CALM 30.24R TC -2
ROMEOVILLE* PTCLDY 28 25 86 N10 30.25R WCI 19 TC -2
LANSING* CLOUDY 32 24 72 N9G23 30.22R WCI 24 TC 0
NORTHERLY ISL* N/A 32 25 76 N15 N/A WCI 22 TC 0
LMZ740>746-231000-
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 32 360/ 23/ 26 N/A
NORTHERLY ISL 32 340/ 15/ 21 N/A
CALUMET HARBOR 32 340/ 17/ 23 1022.6
BURNS HARBOR 34 360/ 13/ 16 1023.0R
MICHIGAN CITY 34 350/ 27/ 29 1022.1R
ILZ025>027-034>036-040-047-049-050-058-095>099-231000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 34 28 79 N13 30.30R WCI 25 TC 1
GALESBURG* CLEAR 31 29 93 N9 30.31R WCI 23 TC -1
MACOMB* CLEAR 32 28 86 N12 30.32R WCI 23 TC 0
JACKSONVILLE* CLEAR 35 29 80 N10 30.27R WCI 27 TC 2
PITTSFIELD* CLEAR 37 30 77 N14 30.29S WCI 28 TC 3
ILZ028>032-037-038-041>044-048-051>054-059>061-231000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 28 24 83 MISG 30.25R TC -2
BLOOMINGTON CLEAR 30 26 85 N12 30.24R WCI 20 TC -1
DECATUR CLEAR 32 27 81 N13 30.23R WCI 22 TC 0
PEORIA CLEAR 32 27 81 N8 30.27R WCI 25 TC 0
LACON* CLEAR 32 25 76 N7 30.26S WCI 25 TC 0
LINCOLN* CLEAR 33 24 68 N5 30.26R WCI 28 TC 1
SPRINGFIELD CLEAR 33 27 78 N6 30.26R WCI 28 TC 1
TAYLORVILLE CLEAR 34 27 75 N12 30.25R WCI 25 TC 1
ILZ033-039-045-046-055>057-062-063-231000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 30 25 81 N16 30.20R WCI 19 TC -1
DANVILLE* CLOUDY 33 27 81 N17 30.19R WCI 21 TC 0
RANTOUL* CLEAR 29 24 81 N12 30.21R WCI 19 TC -2
MATTOON CLEAR 30 27 88 N16 30.19R WCI 19 TC -1
PARIS* PTCLDY 32 26 77 N10 30.17S WCI 24 TC 0
ILZ079-100>102-231000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 40 29 65 N8 30.26R TC 4
BELLEVILLE CLEAR 44 35 70 N10 30.23R TC 7
CAHOKIA* CLEAR 41 30 65 N13G25 30.24R TC 5
SPARTA* CLEAR 40 32 74 N10 30.24R TC 4
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-231000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 41 31 67 N13 30.20R TC 5
CAIRO* CLEAR 47 34 61 N17G31 30.14R TC 8
EFFINGHAM* CLEAR 33 28 82 NW10G18 30.22R WCI 25 TC 1
MARION CLEAR 40 28 62 N14G24 30.20R TC 5
MT. VERNON N/A 38 29 70 N8G16 30.21R WCI 32 TC 3
CENTRALIA* PTCLDY 38 31 76 N9 30.22R WCI 32 TC 4
SALEM* CLEAR 37 30 75 N18G24 30.22R WCI 27 TC 3
METROPOLIS* CLEAR 44 32 63 N9G16 30.14R TC 7
ILZ067-068-072-073-078-083-087-091-231000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 38 33 82 N22G30 30.15R WCI 27 TC 3
FLORA* CLEAR 36 28 75 N18G29 30.20R WCI 25 TC 2
FAIRFIELD* CLEAR 37 27 68 N15G26 30.18R WCI 28 TC 3
HARRISBURG* CLEAR 39 28 64 N15G22 30.17R WCI 31 TC 4
ROBINSON* CLOUDY 36 32 87 N15G24 30.15R WCI 26 TC 2
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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