953
ASUS43 KLOT 181910
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 PM CDT WED MAR 18 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.
ILZ001-002-007-009-015-016-024-182000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE SUNNY 42 29 59 W6 29.97S TC 6
STERLING* SUNNY 40 29 64 SW10 29.99S TC 4
SAVANNA* SUNNY 38 25 60 SW5 29.99S WCI 34 TC 3
ILZ003-004-008-010-011-017-018-182000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 36 25 64 S9 29.98F WCI 29 TC 2
FREEPORT* SUNNY 35 26 69 SW10 29.98F WCI 27 TC 2
ROCHELLE* SUNNY 38 29 68 SW8 29.98F WCI 32 TC 3
DE KALB* PTSUNNY 36 29 75 SW10 29.98F WCI 29 TC 2
PERU* SUNNY 43 29 58 SW9 29.98F TC 6
ILZ005-006-012>014-019>023-182000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 40 26 57 SW13 29.98F TC 4
CHICAGO-MIDWAY PTSUNNY 40 27 59 S15 29.99F TC 4
AURORA MOSUNNY 43 29 57 SW10 29.97F TC 6
JOLIET* MOSUNNY 45 31 58 S10 29.99F TC 7
WAUKEGAN CLOUDY 36 25 64 SW10 29.97F WCI 28 TC 2
DUPAGE AIRPORT CLOUDY 39 29 67 SW8 29.98F WCI 33 TC 4
KANKAKEE* MOSUNNY 46 31 56 SW14G21 30.01F TC 8
WHEELING CLOUDY 39 26 59 SW10 29.99F WCI 32 TC 4
MORRIS* SUNNY 44 32 63 SW9 29.98F TC 6
ROMEOVILLE* CLOUDY 41 32 70 S13 30.00F TC 5
LANSING* MOSUNNY 40 30 65 SW13 30.01F TC 5
NORTHERLY ISL* N/A 40 26 58 SW9 N/A TC 4
LMZ740>746-182000-
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 37 210/ 15/ 16 N/A
NORTHERLY ISL 37 200/ 9/ 17 N/A
CALUMET HARBOR 38 190/ 10/ 13 1015.7
BURNS HARBOR 37 190/ 7/ 10 1016.9F
MICHIGAN CITY 35 160/ 12/ 15 1017.0F
ILZ025>027-034>036-040-047-049-050-058-095>099-182000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY SUNNY 55 34 45 VRB6 30.00S TC 13
GALESBURG* SUNNY 46 37 71 SW7 30.00S TC 8
MACOMB* SUNNY 51 36 56 W9 30.01F TC 10
JACKSONVILLE* SUNNY 56 31 38 SW7 30.00S TC 14
PITTSFIELD* SUNNY 58 34 40 W7 30.01F TC 15
ILZ028>032-037-038-041>044-048-051>054-059>061-182000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 47 31 52 E12 29.98F TC 9
BLOOMINGTON SUNNY 49 33 54 SW10G18 29.99F TC 9
DECATUR SUNNY 52 33 48 W9G21 30.01S TC 11
PEORIA SUNNY 48 31 51 SW8 29.98F TC 9
LACON* SUNNY 47 29 50 SW9 29.98F TC 8
LINCOLN* SUNNY 53 30 40 SW5 30.00F TC 12
SPRINGFIELD SUNNY 54 35 48 W8G16 30.01S TC 12
TAYLORVILLE SUNNY 54 36 50 W13G18 30.02S TC 12
ILZ033-039-045-046-055>057-062-063-182000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 50 34 54 S15 30.01S TC 10
DANVILLE* SUNNY 47 33 58 S18G24 30.04S TC 9
RANTOUL* SUNNY 47 32 57 SW14 30.01F TC 8
MATTOON SUNNY 51 32 48 S14G23 30.02S TC 11
PARIS* SUNNY 47 33 58 S14G24 30.05S TC 8
ILZ079-100>102-182000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 61 32 33 SW5 30.02R TC 16
BELLEVILLE SUNNY 62 34 35 W9 30.00F TC 17
CAHOKIA* SUNNY 63 31 30 SW6 30.00S TC 17
SPARTA* SUNNY 58 34 39 S12 30.04F TC 15
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-182000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 57 35 43 S14G24 30.05F TC 14
CAIRO* MOSUNNY 58 34 40 SW18G25 30.10F TC 14
EFFINGHAM* SUNNY 55 33 44 S13G20 30.04F TC 13
MARION SUNNY 57 32 38 S16 30.06F TC 14
CENTRALIA* SUNNY 57 34 41 SW13G18 30.03F TC 14
SALEM* SUNNY 57 34 40 W13G20 30.03S TC 14
METROPOLIS* MOSUNNY 57 29 33 SW14G24 30.09F TC 14
ILZ067-068-072-073-078-083-087-091-182000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 52 32 46 SW14G24 30.06F TC 11
FLORA* SUNNY 55 34 44 SW18 30.04F TC 13
FAIRFIELD* SUNNY 56 31 39 SW14G20 30.05F TC 13
HARRISBURG* SUNNY 58 29 33 SW12G23 30.07F TC 15
ROBINSON* SUNNY 52 32 46 S14G21 30.04F TC 11
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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