775
ASUS43 KLOT 060901
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CDT MON APR 06 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.
ILZ001-002-007-009-015-016-024-061000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 42 33 70 W14 30.22R TC 6
STERLING* CLEAR 43 37 79 NW9 30.19R TC 6
SAVANNA* CLEAR 42 33 71 NW10 30.20R TC 6
ILZ003-004-008-010-011-017-018-061000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 41 38 89 NW14 30.16R TC 5
FREEPORT* CLEAR 41 39 93 NW10 30.18R TC 5
ROCHELLE* CLEAR 41 36 81 W10G16 30.16R TC 5
DE KALB* CLEAR 42 38 87 NW10G17 30.14S TC 6
PERU* CLEAR 44 37 75 W10 30.16R TC 7
ILZ005-006-012>014-019>023-061000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 42 40 92 SW5 30.11F TC 6
CHICAGO-MIDWAY PTCLDY 42 40 92 CALM 30.12F TC 6
AURORA CLEAR 36 35 96 W6 30.13S WCI 31 TC 2
JOLIET* PTCLDY 45 40 82 W3 30.14S TC 7
WAUKEGAN CLEAR 40 39 97 W5 30.10F TC 4
DUPAGE AIRPORT PTCLDY 40 38 93 W6 30.12S TC 4
WHEELING PTCLDY 42 41 96 SW3 30.12F TC 6
MORRIS* CLEAR 41 38 86 W8 30.13S TC 5
ROMEOVILLE* CLEAR 43 41 93 W5 30.14S TC 6
LANSING* CLOUDY 42 38 85 CALM 30.14S TC 6
NORTHERLY ISL* N/A 45 39 79 SW6 N/A TC 7
LMZ740>746-061000-
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)
WINTHROP HARBOR 42 40 100/ 6/ 8 1016.0F 1
HARRISON CRIB 45 280/ 9/ 10 N/A
NORTHERLY ISL 45 280/ 2/ 6 N/A
CALUMET HARBOR 44 240/ 2/ 4 1019.7
BURNS HARBOR 44 260/ 3/ 3 1020.7F
MICHIGAN CITY 44 250/ 11/ 12 1019.7F
ST. JOSEPH BUOY 42 260/ 10/ 14 1019.9F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-061000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 44 34 67 NW10 30.25R TC 7
MACOMB* CLEAR 42 37 84 W9 30.26R TC 5
JACKSONVILLE* CLEAR 42 33 69 SW7 30.23S TC 6
PITTSFIELD* CLEAR 48 34 58 W6 30.26S TC 9
ILZ028>032-037-038-041>044-048-051>054-059>061-061000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 45 35 68 MISG 30.16S TC 7
BLOOMINGTON CLEAR 45 34 65 W14 30.19S TC 7
DECATUR CLEAR 45 34 65 SW10 30.21F TC 7
PEORIA CLEAR 46 35 65 W10 30.20S TC 8
LACON* CLEAR 45 34 66 W8 30.18R TC 7
LINCOLN* CLEAR 43 32 64 SW3 30.21S TC 6
SPRINGFIELD CLEAR 42 34 73 W8 30.22F TC 6
TAYLORVILLE NOT AVBL
ILZ033-039-045-046-055>057-062-063-061000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 41 35 79 SW12 30.19F TC 5
DANVILLE* CLEAR 42 35 76 SW9 30.18F TC 6
RANTOUL* CLEAR 41 34 75 SW9 30.17F TC 5
MATTOON CLEAR 44 34 67 SW8 30.21F TC 7
PARIS* CLEAR 41 34 75 SW7 30.21F TC 5
ILZ079-100>102-061000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CAHOKIA* CLEAR 38 36 92 CALM 30.27 TC 3
SPARTA* CLEAR 44 33 64 SW3 30.30S TC 7
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-061000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 37 35 92 S3 30.29F TC 3
CAIRO* CLEAR 41 39 93 CALM 30.32R TC 5
EFFINGHAM* CLEAR 41 35 78 S6 30.26F TC 5
MARION CLEAR 40 39 97 CALM 30.31S TC 4
MT. VERNON CLEAR 36 35 96 CALM 30.28F TC 2
SALEM* CLEAR 43 35 73 CALM 30.26F TC 6
METROPOLIS* CLEAR 38 36 95 CALM 30.31S TC 3
ILZ067-068-072-073-078-083-087-091-061000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 39 34 82 SW7 30.25F WCI 34 TC 4
FLORA* CLEAR 37 34 87 SW6 30.26F WCI 33 TC 3
FAIRFIELD* CLEAR 37 35 91 CALM 30.28S TC 3
HARRISBURG* CLEAR 36 34 92 CALM 30.30F TC 2
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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