670
ASUS43 KLOT 201507
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM 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.
ILZ001-002-007-009-015-016-024-201600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTSUNNY 64 44 48 W15 29.82F TC 18
STERLING* MOSUNNY 61 48 62 W17 29.82S TC 16
SAVANNA* MOSUNNY 56 44 62 NW6 29.82R TC 14
ILZ003-004-008-010-011-017-018-201600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 59 44 57 W13G21 29.82R TC 15
FREEPORT* MOSUNNY 57 46 67 W8 29.82R TC 14
ROCHELLE* MOSUNNY 58 44 59 W13 29.81R TC 15
DE KALB* MOSUNNY 58 46 63 W16 29.80R TC 15
PERU* MOSUNNY 62 47 58 SW10 29.82S TC 17
ILZ005-006-012>014-019>023-201600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTSUNNY 59 43 55 W14G22 29.76S TC 15
CHICAGO-MIDWAY CLOUDY 61 44 53 W15G23 29.78F TC 16
AURORA MOSUNNY 57 47 69 SW13 29.78F TC 14
JOLIET* PTSUNNY 63 47 54 W8G16 29.81S TC 17
WAUKEGAN PTSUNNY 59 43 55 W12G23 29.75R TC 15
DUPAGE AIRPORT MOSUNNY 57 45 64 W10 29.77F TC 14
KANKAKEE* PTSUNNY 62 47 56 SW12 29.84S TC 17
WHEELING PTSUNNY 59 43 55 W7 29.78R TC 15
MORRIS* PTSUNNY 63 46 54 W17G23 29.79F TC 17
ROMEOVILLE* SUNNY 59 46 63 SW14G21 29.81S TC 15
LANSING* PTSUNNY 62 43 49 W15G22 29.80F TC 17
NORTHERLY ISL* N/A 59 41 51 W7 N/A TC 15
LMZ740>746-201600-
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 61 250/ 26/ 31 N/A
NORTHERLY ISL 57 240/ 6/ 10 N/A
CALUMET HARBOR 220/ 8/ 14 1008.0F
BURNS HARBOR 60 230/ 9/ 12 1009.1F
MICHIGAN CITY 61 210/ 17/ 18 1007.1F
ILZ025>027-034>036-040-047-049-050-058-095>099-201600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 65 46 50 SW12 29.90S TC 18
GALESBURG* MOSUNNY 62 52 69 W9G16 29.87R TC 17
MACOMB* MOSUNNY 66 47 51 SW15 29.89S TC 19
JACKSONVILLE* MOSUNNY 67 44 42 SW16 29.90S TC 20
PITTSFIELD* MOSUNNY 70 45 41 SW12G17 29.92S TC 21
ILZ028>032-037-038-041>044-048-051>054-059>061-201600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTSUNNY 66 45 47 MISG 29.84S TC 19
BLOOMINGTON MOSUNNY 63 46 54 SW12 29.87S TC 17
DECATUR MOSUNNY 64 46 52 SW12 29.89F TC 18
PEORIA MOSUNNY 61 46 57 SW8 29.86S TC 16
LACON* MOSUNNY 65 43 45 SW10G18 29.83S TC 18
LINCOLN* MOSUNNY 66 43 44 SW3 29.88S TC 19
SPRINGFIELD MOSUNNY 69 47 45 W14 29.89F TC 21
TAYLORVILLE MOSUNNY 66 48 52 SW10 29.91F TC 19
ILZ033-039-045-046-055>057-062-063-201600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOSUNNY 61 48 62 SW12 29.89S TC 16
DANVILLE* PTSUNNY 60 46 61 SW9 29.89R TC 16
RANTOUL* MOSUNNY 61 46 56 W9 29.88R TC 16
MATTOON MOSUNNY 61 48 62 S12 29.90F TC 16
PARIS* MOSUNNY 59 48 65 SW14 29.90F TC 15
ILZ079-100>102-201600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 63 46 55 SW8 29.93F TC 17
BELLEVILLE MOSUNNY 65 52 62 SW7 29.93S TC 19
CAHOKIA* MOSUNNY 65 47 52 SW6 29.94S TC 18
SPARTA* MOSUNNY 66 50 56 SW5 29.97S TC 19
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-201600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 66 51 58 SW9 29.97S TC 19
CAIRO* SUNNY 66 54 65 SW14G22 30.01S TC 19
EFFINGHAM* MOSUNNY 62 51 67 S8 29.95S TC 17
MARION MOSUNNY 66 52 59 SW9 29.98R TC 19
MT. VERNON N/A 65 52 62 SW9 29.96S TC 18
CENTRALIA* MOSUNNY 65 50 58 SW9 29.96S TC 18
SALEM* MOSUNNY 66 50 56 W9 29.95S TC 19
METROPOLIS* SUNNY 66 51 59 CALM 30.01S TC 19
ILZ067-068-072-073-078-083-087-091-201600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 66 51 58 SW12 29.95S TC 19
FLORA* MOSUNNY 64 52 63 SW9 29.95S TC 18
FAIRFIELD* MOSUNNY 63 50 62 SW9 29.96S TC 17
HARRISBURG* MOSUNNY 66 49 55 SW9 29.99R TC 19
ROBINSON* PTSUNNY 64 52 63 SW14 29.93S TC 18
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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