409
ASUS43 KLOT 190306
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 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.
ILZ001-002-007-009-015-016-024-190400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 36 32 85 SE3 30.03R TC 2
STERLING* CLOUDY 35 33 92 E5 30.06R WCI 31 TC 2
SAVANNA* CLOUDY 34 31 88 CALM 30.05S TC 1
ILZ003-004-008-010-011-017-018-190400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 34 28 79 E5 30.06S WCI 30 TC 1
FREEPORT* CLOUDY 34 32 90 S3 30.05F TC 1
ROCHELLE* CLOUDY 34 29 82 E5 30.06S WCI 30 TC 1
DE KALB* CLOUDY 34 29 82 CALM 30.06S TC 1
ILZ005-006-012>014-019>023-190400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 38 28 67 NW3 30.05R TC 3
CHICAGO-MIDWAY CLOUDY 40 30 67 NW7 30.06R TC 4
AURORA CLOUDY 35 31 85 NE3 30.06R TC 2
JOLIET* CLOUDY 40 34 77 N3 30.08R TC 5
WAUKEGAN CLOUDY 33 27 78 CALM 30.05S TC 1
DUPAGE AIRPORT CLOUDY 36 30 79 CALM 30.05S TC 2
KANKAKEE* MOCLDY 40 35 83 W3 30.07S TC 4
WHEELING CLOUDY 37 28 70 CALM 30.07S TC 3
MORRIS* CLOUDY 38 33 84 CALM 30.06R TC 3
ROMEOVILLE* CLOUDY 39 34 81 N8 30.07S WCI 34 TC 4
LANSING* MOCLDY 41 32 71 CALM 30.07R TC 5
NORTHERLY ISL* N/A 38 28 68 MISG N/A TC 3
LMZ740>746-190400-
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 36 330/ 5/ 5 N/A
NORTHERLY ISL 37 350/ 6/ 8 N/A
CALUMET HARBOR 36 330/ 5/ 7 1017.7
BURNS HARBOR 40 300/ 2/ 3 1018.6R
MICHIGAN CITY 42 180/ 3/ 4 1017.6R
ILZ025>027-034>036-040-047-049-050-058-095>099-190400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 51 40 65 SE7 30.04R TC 11
GALESBURG* MOCLDY 37 37 100 CALM 30.05S TC 3
MACOMB* PTCLDY 41 40 94 E3 30.07S TC 5
JACKSONVILLE* PTCLDY 43 37 78 CALM 30.06S TC 6
PITTSFIELD* PTCLDY 52 39 60 CALM 30.06S TC 11
ILZ028>032-037-038-041>044-048-051>054-059>061-190400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOCLDY 42 36 79 CALM 30.07R TC 6
DECATUR MOCLDY 40 37 89 CALM 30.06R TC 4
PEORIA MOCLDY 46 37 71 CALM 30.06R TC 8
LACON* MOCLDY 39 34 83 CALM 30.05F TC 4
LINCOLN* MOCLDY 44 37 75 CALM 30.07R TC 7
SPRINGFIELD MOCLDY 47 38 71 CALM 30.07R TC 8
TAYLORVILLE MOCLDY 46 39 76 S5 30.07S TC 8
ILZ033-039-045-046-055>057-062-063-190400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 42 39 89 W3 30.07R TC 6
DANVILLE* PTCLDY 44 37 76 CALM 30.08R TC 6
RANTOUL* MOCLDY 40 35 81 CALM 30.07R TC 5
MATTOON PTCLDY 43 38 82 S5 30.06S TC 6
PARIS* PTCLDY 38 34 85 CALM 30.07S TC 3
ILZ079-100>102-190400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BELLEVILLE PTCLDY 50 41 70 SE3 30.05R TC 10
CAHOKIA* PTCLDY 53 37 54 CALM 30.05R TC 12
SPARTA* PTCLDY 54 35 49 S6 30.08R TC 12
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-190400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 51 36 56 S3 30.09R TC 11
CAIRO* PTCLDY 55 37 51 S5 30.12R TC 13
EFFINGHAM* PTCLDY 44 40 84 CALM 30.09S TC 7
MARION PTCLDY 49 34 56 S5 30.10R TC 9
MT. VERNON N/A 43 37 79 CALM 30.10R TC 6
CENTRALIA* PTCLDY 50 37 61 S5 30.08S TC 10
SALEM* PTCLDY 53 37 54 S5 30.09R TC 12
METROPOLIS* CLEAR 46 34 62 CALM 30.12R TC 8
ILZ067-068-072-073-078-083-087-091-190400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 42 35 76 S8 30.10R TC 6
FLORA* PTCLDY 48 37 66 SW6 30.09S TC 9
FAIRFIELD* PTCLDY 49 36 59 CALM 30.10R TC 10
HARRISBURG* PTCLDY 44 35 70 CALM 30.11R TC 7
ROBINSON* PTCLDY 41 36 81 S5 30.08S TC 5
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page