235
ASUS43 KLOT 202001
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 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.
ILZ001-002-007-009-015-016-024-202100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 76 47 35 NW16 29.82F TC 24
STERLING* SUNNY 75 45 34 NW16G25 29.82S TC 24
SAVANNA* SUNNY 75 42 30 NW12G18 29.83S TC 24
ILZ003-004-008-010-011-017-018-202100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 71 46 40 NW15 29.83R TC 22
FREEPORT* SUNNY 72 45 36 NW14G20 29.84S TC 22
ROCHELLE* SUNNY 73 46 38 N16 29.82R TC 23
DE KALB* MOSUNNY 70 49 46 N13G21 29.82R TC 21
ILZ005-006-012>014-019>023-202100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 65 45 48 NE18G26 29.78R TC 18
CHICAGO-MIDWAY PTSUNNY 65 45 48 NE18 29.79R TC 18
AURORA MOSUNNY 71 50 47 N17 29.79R TC 22
JOLIET* MOSUNNY 74 49 40 NW9 29.79R TC 24
WAUKEGAN MOSUNNY 53 42 66 NE16G30 29.81R TC 12
DUPAGE AIRPORT MOSUNNY 70 48 45 NW16 29.79R TC 21
WHEELING MOSUNNY 58 44 60 NE14G23 29.82R TC 14
MORRIS* MOSUNNY 74 50 43 NW14 29.78S TC 23
ROMEOVILLE* SUNNY 72 50 46 W14G21 29.78S TC 22
LANSING* MOSUNNY 66 44 44 NE12 29.79R TC 19
NORTHERLY ISL* N/A 52 40 63 N15 N/A TC 11
LMZ740>746-202100-
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 45 20/ 18/ 19 N/A
NORTHERLY ISL 57 320/ 9/ 13 N/A
CALUMET HARBOR 53 350/ 12/ 15 1008.5R
BURNS HARBOR 47 60/ 5/ 6 1009.8R
MICHIGAN CITY 47 360/ 14/ 15 1008.6R
ILZ025>027-034>036-040-047-049-050-058-095>099-202100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 83 44 25 W15 29.86F HX 81 TC 28
MACOMB* MOSUNNY 80 45 29 NW12G18 29.88S TC 27
JACKSONVILLE* PTSUNNY 85 40 20 W14 29.84S HX 82 TC 29
PITTSFIELD* PTSUNNY 84 44 24 W12G17 29.86F HX 82 TC 29
ILZ028>032-037-038-041>044-048-051>054-059>061-202100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOSUNNY 78 43 28 MISG 29.79S TC 25
BLOOMINGTON PTSUNNY 79 46 31 NW13 29.82F TC 26
DECATUR PTSUNNY 83 44 25 W16G25 29.81F HX 81 TC 28
PEORIA MOSUNNY 78 45 30 W15G23 29.83S TC 26
LACON* MOSUNNY 77 43 29 NW10G16 29.81S TC 25
LINCOLN* PTSUNNY 82 37 20 W12 29.82F HX 80 TC 28
SPRINGFIELD PTSUNNY 84 43 23 W16G24 29.82F HX 81 TC 29
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-202100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 82 44 26 W22G30 29.79F HX 80 TC 28
DANVILLE* MOSUNNY 82 46 27 W23G32 29.78S HX 81 TC 28
MATTOON MOSUNNY 82 47 29 W15G33 29.82F HX 80 TC 28
PARIS* MOSUNNY 79 49 34 W18G25 29.80F TC 26
ILZ079-100>102-202100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 86 43 22 W13 29.85F HX 83 TC 30
BELLEVILLE MOSUNNY 88 42 19 SW13 29.84F HX 84 TC 31
CAHOKIA* MOSUNNY 88 41 19 W8 29.85F HX 84 TC 31
SPARTA* MOSUNNY 83 46 26 W5 29.89F HX 81 TC 29
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-202100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 83 50 31 SW12 29.89F HX 81 TC 28
CAIRO* SUNNY 82 57 42 SW9 29.93F HX 81 TC 28
EFFINGHAM* PTSUNNY 82 47 29 SW14 29.85F HX 80 TC 28
MARION SUNNY 82 48 30 W8G18 29.90F HX 81 TC 28
MT. VERNON N/A 81 53 37 SW10G20 29.88F HX 80 TC 27
CENTRALIA* MOSUNNY 82 51 33 SW10 29.87F HX 81 TC 28
SALEM* MOSUNNY 83 49 30 W14 29.86F HX 82 TC 29
METROPOLIS* MOSUNNY 80 54 40 CALM 29.93F HX 80 TC 27
ILZ067-068-072-073-078-083-087-091-202100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTSUNNY 80 50 34 SW14G23 29.84F HX 80 TC 27
FLORA* PTSUNNY 82 48 30 W15G22 29.86F HX 81 TC 28
FAIRFIELD* MOSUNNY 79 51 37 SW14 29.87F TC 26
HARRISBURG* MOSUNNY 83 46 27 W10 29.89F 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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