489
ASUS43 KLOT 180101
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 PM CDT TUE MAR 17 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.
ILZ001-002-007-009-015-016-024-180200-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 22 11 62 SE9 30.11F WCI 12 TC -6
STERLING* MOCLDY 21 11 65 SE5 30.15F WCI 15 TC -6
SAVANNA* CLOUDY 20 7 57 S9 30.14F WCI 9 TC -7
ILZ003-004-008-010-011-017-018-180200-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 19 6 57 S8 30.16F WCI 9 TC -7
FREEPORT* CLOUDY 20 9 61 S10 30.14F WCI 9 TC -7
DE KALB* CLOUDY 19 10 67 SW7 30.16F WCI 10 TC -7
ILZ005-006-012>014-019>023-180200-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 22 6 50 SW12 30.17S WCI 10 TC -6
CHICAGO-MIDWAY CLOUDY 23 9 55 SW9 30.19S WCI 13 TC -5
AURORA CLOUDY 21 8 57 S8 30.17F WCI 11 TC -6
JOLIET* CLOUDY 25 12 57 SW7 30.20F WCI 18 TC -4
WAUKEGAN CLOUDY 20 4 50 SW12 30.16S WCI 8 TC -7
DUPAGE AIRPORT CLOUDY 21 9 59 SW9 30.17S WCI 11 TC -6
WHEELING CLOUDY 22 6 50 SW9 30.19S WCI 12 TC -6
MORRIS* CLOUDY 24 13 63 SW8 30.19S WCI 15 TC -4
ROMEOVILLE* CLOUDY 23 10 58 S8G16 30.20S WCI 14 TC -5
LANSING* CLOUDY 23 11 60 SW12 30.21S WCI 11 TC -5
NORTHERLY ISL* N/A 23 7 50 S9 N/A WCI 13 TC -5
LMZ740>746-180200-
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 23 210/ 18/ 20 N/A
NORTHERLY ISL 23 220/ 8/ 11 N/A
CALUMET HARBOR 23 200/ 9/ 12 1022.0R
BURNS HARBOR 24 220/ 7/ 9 1023.0S
MICHIGAN CITY 24 220/ 14/ 16 1023.6R
ILZ025>027-034>036-040-047-049-050-058-095>099-180200-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 28 12 51 S9 30.09F WCI 19 TC -2
MACOMB* CLOUDY 27 14 58 SE12 30.13F WCI 16 TC -3
PITTSFIELD* CLOUDY 30 13 48 S12 30.13F WCI 21 TC -1
ILZ028>032-037-038-041>044-048-051>054-059>061-180200-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
BLOOMINGTON MOCLDY 24 14 65 S12 30.17F WCI 13 TC -4
DECATUR CLOUDY 26 13 57 SE8 30.20F WCI 18 TC -3
PEORIA CLOUDY 25 14 63 S8 30.15F WCI 16 TC -4
LACON* CLOUDY 24 10 54 S6 30.16F WCI 17 TC -5
LINCOLN* CLOUDY 27 11 51 S9 30.18F WCI 18 TC -3
SPRINGFIELD CLOUDY 27 14 58 S12 30.16F WCI 17 TC -3
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-180200-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 25 14 63 S10 30.21S WCI 15 TC -4
DANVILLE* CLOUDY 25 14 61 S10 30.24S WCI 15 TC -4
MATTOON MOCLDY 26 13 57 S7 30.22R WCI 18 TC -3
PARIS* CLOUDY 25 14 62 CALM 30.25R TC -4
ILZ079-100>102-180200-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 32 10 40 SE8 30.18S WCI 25 TC 0
BELLEVILLE MOCLDY 33 13 43 S8 30.18S WCI 27 TC 1
CAHOKIA* CLOUDY 34 12 40 SE7 30.19R WCI 28 TC 1
SPARTA* CLOUDY 33 13 44 SE6 30.22R WCI 27 TC 1
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-180200-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 35 12 38 S8 30.23S WCI 29 TC 2
CAIRO* MOCLDY 36 18 47 SE3 30.25F TC 2
EFFINGHAM* MOCLDY 27 11 50 CALM 30.26R TC -3
MARION MOCLDY 33 8 35 S6 30.24F WCI 27 TC 0
MT. VERNON N/A 30 13 49 SE3 30.24S TC -1
CENTRALIA* MOCLDY 31 14 50 CALM 30.23R TC -1
SALEM* CLOUDY 31 11 44 CALM 30.23R TC -1
ILZ067-068-072-073-078-083-087-091-180200-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 28 11 48 S5 30.26S WCI 23 TC -2
FLORA* MOCLDY 28 14 54 S3 30.25R TC -2
FAIRFIELD* CLOUDY 30 11 45 SE3 30.25S TC -1
HARRISBURG* CLOUDY 32 14 47 SE5 30.24F WCI 28 TC 0
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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