235
ASUS43 KLOT 061010
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 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.
ILZ001-002-007-009-015-016-024-061100-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 40 33 76 NW13 30.24R TC 4
STERLING* CLEAR 40 35 83 W8 30.21R TC 4
SAVANNA* CLEAR 41 33 75 NW10 30.21S TC 5
ILZ003-004-008-010-011-017-018-061100-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 39 37 92 NW9 30.18R WCI 33 TC 4
FREEPORT* CLEAR 39 37 92 NW10 30.20R WCI 32 TC 4
ROCHELLE* CLEAR 41 35 80 NW13 30.18R TC 5
DE KALB* CLEAR 39 38 93 NW12 30.16R WCI 32 TC 4
PERU* CLEAR N/A N/A N/A W9 30.18R
ILZ005-006-012>014-019>023-061100-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 41 39 93 W6 30.12R TC 5
CHICAGO-MIDWAY CLEAR 40 38 93 SW5 30.13R TC 4
AURORA CLEAR 37 36 96 W10 30.14R WCI 30 TC 3
JOLIET* CLEAR 43 40 88 W5 30.15R TC 6
WAUKEGAN LGT RAIN 41 39 93 NW6 30.12R TC 5
DUPAGE AIRPORT CLEAR 40 38 93 W8 30.13R TC 4
KANKAKEE* CLEAR 41 35 79 W9 30.16R TC 5
WHEELING MOCLDY 42 40 92 NW6 30.13R TC 6
MORRIS* CLEAR 41 37 84 W10 30.14R TC 5
ROMEOVILLE* CLEAR 43 39 87 W7 30.14S TC 6
LANSING* MOCLDY 39 37 94 CALM 30.14R TC 4
NORTHERLY ISL* N/A 44 39 82 W7 N/A TC 7
LMZ740>746-061100-
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 40 130/ 10/ 16 1016.3R 1
HARRISON CRIB 46 270/ 13/ 14 N/A
NORTHERLY ISL 44 230/ 4/ 5 N/A
CALUMET HARBOR 43 210/ 3/ 4 1019.6
BURNS HARBOR 45 250/ 3/ 4 1020.3F
MICHIGAN CITY 45 230/ 10/ 10 1019.5F
ST. JOSEPH BUOY 41 260/ 8/ 10 1019.8F 2/ 3
ILZ025>027-034>036-040-047-049-050-058-095>099-061100-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 44 35 70 NW8 30.27R TC 7
GALESBURG* CLEAR 40 37 89 NW9 30.25R TC 4
MACOMB* CLEAR 43 37 78 NW12G17 30.27S TC 6
JACKSONVILLE* CLEAR 40 33 75 W6 30.25R TC 5
PITTSFIELD* CLEAR 47 34 62 NW7 30.28R TC 8
ILZ028>032-037-038-041>044-048-051>054-059>061-061100-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 43 36 74 MISG 30.17R TC 6
BLOOMINGTON CLEAR 43 35 73 W15 30.19S TC 6
DECATUR CLEAR 45 34 65 W9G20 30.21S TC 7
PEORIA CLEAR 45 36 70 NW10G21 30.21R TC 7
LACON* CLEAR 43 34 71 NW13 30.20R TC 6
LINCOLN* CLEAR 47 31 55 W8 30.22S TC 8
SPRINGFIELD CLEAR 42 35 76 W9 30.23R TC 6
TAYLORVILLE CLEAR 45 34 65 W12 30.23S TC 7
ILZ033-039-045-046-055>057-062-063-061100-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLEAR 41 35 79 SW13 30.19S TC 5
DANVILLE* CLEAR 42 35 76 SW12 30.17F TC 6
RANTOUL* CLEAR 42 34 73 W9 30.17S TC 6
MATTOON CLEAR 44 34 67 SW9 30.20F TC 7
PARIS* CLEAR 40 34 78 SW9 30.20S TC 5
ILZ079-100>102-061100-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 41 35 78 CALM 30.27S TC 5
BELLEVILLE CLEAR 43 36 76 SW5 30.25F TC 6
CAHOKIA* CLEAR 42 34 73 W5 30.27S TC 6
SPARTA* CLEAR 44 33 66 SW6 30.29F TC 7
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-061100-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 37 36 96 CALM 30.29S TC 3
CAIRO* CLEAR 40 39 95 CALM 30.32S TC 5
EFFINGHAM* CLEAR 42 35 77 S3 30.26S TC 5
MARION CLEAR 39 38 97 SW3 30.30S TC 4
MT. VERNON CLEAR 36 35 96 CALM 30.28S TC 2
SALEM* CLEAR 43 35 74 CALM 30.26S TC 6
METROPOLIS* CLEAR 37 36 97 CALM 30.32S TC 3
ILZ067-068-072-073-078-083-087-091-061100-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 40 34 79 S5 30.24F TC 4
FLORA* CLEAR 39 34 81 SW6 30.26S WCI 35 TC 4
FAIRFIELD* CLEAR 37 35 92 CALM 30.27F TC 3
HARRISBURG* CLEAR 37 35 94 CALM 30.29F TC 3
ROBINSON* CLEAR 39 36 87 SW7 30.23S WCI 34 TC 4
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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