740
ASUS43 KLOT 201101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 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.
ILZ001-002-007-009-015-016-024-201200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 40 38 93 W3 29.83S TC 4
STERLING* MOCLDY 39 39 100 CALM 29.83F TC 4
SAVANNA* FOG 39 38 97 CALM 29.82F VSB 1/4 TC 4
ILZ003-004-008-010-011-017-018-201200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 42 38 85 S6 29.81F TC 6
FREEPORT* MOCLDY 49 44 81 SW10 29.81F TC 10
DE KALB* MOCLDY 44 40 85 SW7 29.82S TC 7
ILZ005-006-012>014-019>023-201200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 51 41 68 SW12 29.79F TC 11
CHICAGO-MIDWAY MOCLDY 51 42 71 SW8 29.81F TC 11
AURORA MOCLDY 37 35 92 CALM 29.82F TC 3
JOLIET* MOCLDY 42 41 95 CALM 29.84S TC 6
WAUKEGAN MOCLDY 45 40 82 SW12 29.76F TC 7
DUPAGE AIRPORT MOCLDY 47 41 80 SW9 29.81F TC 8
WHEELING MOCLDY 52 42 69 SW6 29.80F TC 11
MORRIS* MOCLDY 40 37 87 S3 29.82F TC 5
ROMEOVILLE* PTCLDY 45 43 93 S6 29.84S TC 7
LANSING* MOCLDY 47 40 76 SW5 29.83F TC 9
NORTHERLY ISL* N/A 51 41 68 W7 N/A TC 11
LMZ740>746-201200-
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 62 240/ 21/ 24 N/A
NORTHERLY ISL 51 250/ 6/ 7 N/A
CALUMET HARBOR 52 200/ 9/ 11 1009.4
BURNS HARBOR 53 200/ 8/ 10 1010.5F
MICHIGAN CITY 58 200/ 17/ 20 1008.4F
ILZ025>027-034>036-040-047-049-050-058-095>099-201200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 48 42 80 S8 29.89S TC 9
MACOMB* PTCLDY 51 45 80 SW8 29.89S TC 10
PITTSFIELD* PTCLDY 50 41 70 SW6 29.91S TC 10
ILZ028>032-037-038-041>044-048-051>054-059>061-201200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 49 42 75 MISG 29.86S TC 10
BLOOMINGTON PTCLDY 49 43 80 SW10 29.89S TC 9
DECATUR MOCLDY 50 43 77 SW10 29.89S TC 10
PEORIA PTCLDY 48 42 80 SW3 29.87S TC 9
LACON* MOCLDY 47 41 77 SW5 29.84F TC 9
LINCOLN* MOCLDY 45 39 79 CALM 29.89S TC 7
SPRINGFIELD MOCLDY 49 42 77 SW5 29.90R TC 9
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-201200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 41 39 93 SW8 29.89S TC 5
DANVILLE* PTCLDY 50 42 72 SW9 29.90S TC 10
MATTOON MOCLDY 53 43 68 S9 29.89S TC 12
PARIS* PTCLDY 50 42 72 CALM 29.91S TC 10
ILZ079-100>102-201200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE CLEAR 49 45 86 CALM 29.90S TC 9
CAHOKIA* CLEAR 47 43 86 CALM 29.91R TC 8
SPARTA* CLEAR 56 47 72 S8 29.94S TC 14
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-201200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 58 49 72 SW13 29.95S TC 14
CAIRO* CLEAR 58 50 74 S6 29.99S TC 15
MARION CLEAR 55 46 73 S10 29.97S TC 13
MT. VERNON N/A 53 47 79 SW8 29.94S TC 12
CENTRALIA* PTCLDY 54 46 75 S5 29.93S TC 12
SALEM* PTCLDY 56 46 70 S8 29.93R TC 13
ILZ067-068-072-073-078-083-087-091-201200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 50 42 74 S6 29.94S TC 10
FLORA* PTCLDY 52 45 76 S8 29.93F TC 11
FAIRFIELD* PTCLDY 53 44 71 S7 29.94S TC 12
HARRISBURG* CLEAR 59 46 62 SW7 29.97R TC 15
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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