881
ASUS43 KLOT 202201
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT FRI MAR 20 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.
ILZ001-002-007-009-015-016-024-202300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 75 46 35 NW12G22 29.83R TC 24
STERLING* MOSUNNY 74 48 39 N8 29.84R TC 23
SAVANNA* MOSUNNY 74 40 29 NW12 29.84R TC 23
ILZ003-004-008-010-011-017-018-202300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 68 46 45 N12 29.85R TC 20
FREEPORT* MOSUNNY 70 43 37 N8 29.86R TC 21
DE KALB* MOSUNNY 66 49 53 N13 29.85R TC 19
ILZ005-006-012>014-019>023-202300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 55 40 56 NE13 29.85R TC 13
CHICAGO-MIDWAY PTSUNNY 55 41 59 NE14 29.85R TC 13
AURORA MOSUNNY 68 49 50 N14 29.82R TC 20
JOLIET* PTSUNNY 73 48 40 N9 29.82R TC 23
WAUKEGAN MOSUNNY 49 39 68 N14G21 29.85R TC 9
DUPAGE AIRPORT MOSUNNY 67 47 48 N12 29.82R TC 19
WHEELING MOSUNNY 52 39 61 NE13 29.87R TC 11
MORRIS* MOSUNNY 73 48 41 N10 29.80R TC 23
ROMEOVILLE* SUNNY 72 48 43 NE13 29.83R TC 22
LANSING* MOSUNNY 51 40 64 NE14 29.86R TC 11
NORTHERLY ISL* N/A 47 37 68 N13 N/A TC 8
LMZ740>746-202300-
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 41 320/ 9/ 9 N/A
NORTHERLY ISL 49 10/ 11/ 18 N/A
CALUMET HARBOR 45 340/ 11/ 15 1010.4
BURNS HARBOR 45 70/ 5/ 6 1011.5R
MICHIGAN CITY 41 40/ 10/ 11 1010.4R
ILZ025>027-034>036-040-047-049-050-058-095>099-202300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 83 44 25 N12 29.84S HX 81 TC 28
MACOMB* MOSUNNY 80 45 29 NW16G22 29.87S TC 26
PITTSFIELD* MOSUNNY 84 46 26 NW9 29.85S HX 81 TC 29
ILZ028>032-037-038-041>044-048-051>054-059>061-202300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 75 44 32 MISG 29.82R TC 24
BLOOMINGTON MOSUNNY 77 42 28 NW18G25 29.83S TC 25
DECATUR MOSUNNY 80 42 25 NW17G24 29.82R TC 27
PEORIA MOSUNNY 78 39 24 NW14G22 29.82S TC 26
LACON* MOSUNNY 75 43 32 NW9 29.81S TC 24
LINCOLN* MOSUNNY 80 36 20 NW8 29.83R TC 27
SPRINGFIELD PTSUNNY 82 41 23 NW14G22 29.83R HX 80 TC 28
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-202300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 80 42 25 NW20G26 29.80R TC 27
MATTOON MOSUNNY 82 46 28 W22G37 29.81S HX 80 TC 28
PARIS* PTSUNNY 80 46 29 NW15G24 29.79S TC 27
ILZ079-100>102-202300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 86 45 23 W13 29.83F HX 83 TC 30
BELLEVILLE MOSUNNY 89 40 17 W10 29.81F HX 85 TC 32
CAHOKIA* MOSUNNY 89 40 17 W9 29.81F HX 85 TC 32
SPARTA* MOSUNNY 85 44 23 W8 29.85F HX 83 TC 30
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-202300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE MOSUNNY 84 50 30 S8 29.85F HX 82 TC 29
CAIRO* SUNNY 83 55 38 SW10G20 29.90F HX 82 TC 28
EFFINGHAM* MOSUNNY 83 47 28 W13G21 29.83F HX 81 TC 29
MARION SUNNY 84 48 28 SW8 29.86S HX 82 TC 29
MT. VERNON N/A 83 51 33 SW16 29.85S HX 81 TC 28
CENTRALIA* MOSUNNY 84 48 28 SW14 29.84F HX 82 TC 29
SALEM* MOSUNNY 85 50 29 W10 29.84S HX 82 TC 29
ILZ067-068-072-073-078-083-087-091-202300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 80 50 34 SW14 29.82S HX 80 TC 27
FLORA* MOSUNNY 82 52 34 W10 29.84S HX 81 TC 28
FAIRFIELD* MOSUNNY 81 49 32 SW9 29.85S HX 80 TC 27
HARRISBURG* MOSUNNY 83 47 28 SW12 29.86F HX 81 TC 28
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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