Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 071910
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 PM CDT MON SEP 07 2026
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-072000-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOSUNNY 81 56 42 SE14G20 30.12F HX 81 TC 27
STERLING* SUNNY 82 55 39 SE6 30.15F HX 81 TC 28
SAVANNA* SUNNY 82 57 41 S12G17 30.15S HX 82 TC 28
$$
ILZ003-004-008-010-011-017-018-072000-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOSUNNY 81 56 42 E8 30.17F HX 81 TC 27
FREEPORT* SUNNY 80 58 47 E9 30.18F HX 81 TC 27
ROCHELLE* SUNNY 79 55 43 E8 30.17F TC 26
DE KALB* SUNNY 80 56 43 E9G16 30.18F HX 81 TC 27
PERU* SUNNY 82 55 39 SE12 30.13F HX 82 TC 28
$$
ILZ005-006-012>014-019>023-072000-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 80 52 37 E9G21 30.15F HX 80 TC 27
CHICAGO-MIDWAY MOSUNNY 79 58 48 E13G21 30.15F HX 80 TC 26
AURORA SUNNY 81 56 42 E8 30.16F HX 81 TC 27
JOLIET* SUNNY 81 56 42 E8 30.16F HX 81 TC 27
WAUKEGAN MOSUNNY 74 61 63 SE9 30.17F TC 23
DUPAGE AIRPORT SUNNY 80 56 43 E6 30.16F HX 80 TC 27
KANKAKEE* SUNNY 81 57 44 E3 30.15F HX 81 TC 27
WHEELING MOSUNNY 77 58 51 E10G21 30.18F TC 25
LANSING* SUNNY 81 54 40 E9 30.16F HX 80 TC 27
NORTHERLY ISL* N/A 76 63 64 NE9 N/A TC 24
$$
LMZ740>746-072000-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
WINTHROP HARBOR 72 73 90/ 8/ 10 1020.9 2/ 3
WAUKEGAN HARBOR 72 73 100/ 8/ 12 1021.7 1/ 3
WILMETTE BUOY 72 130/ 8/ 10 1025.1F 1/ 3
CHICAGO BUOY 73 73 1020.6 2/ 3
HARRISON CRIB 72 70/ 10/ 11 N/A
NORTHERLY ISL 76 70/ 7/ 8 N/A
CALUMET HARBOR 74 50/ 11/ 12 1021.7
MICHIGAN CITY 74 10/ 12/ 13 1020.1F
MICH CITY BUOY 72 72 10/ 10/ 12 N/A 1
ST. JOSEPH BUOY 72 71 360/ 10/ 12 1022.6F 1
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-072000-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOSUNNY 83 58 42 SE6 30.09F HX 83 TC 28
GALESBURG* MOSUNNY 79 58 47 E9 30.14F HX 80 TC 26
MACOMB* SUNNY 81 63 53 E6 30.13F HX 82 TC 27
JACKSONVILLE* SUNNY 84 58 40 E3 30.10S HX 83 TC 29
PITTSFIELD* SUNNY 86 53 32 NE8 30.10F HX 84 TC 30
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-072000-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 81 58 45 E6 30.15S HX 81 TC 27
BLOOMINGTON SUNNY 81 60 48 E7 30.14F HX 82 TC 27
DECATUR SUNNY 82 56 40 E10G18 30.12F HX 82 TC 28
PEORIA SUNNY 81 56 42 NE6G17 30.12F HX 81 TC 27
LACON* SUNNY 81 54 39 SE7 30.11F HX 81 TC 27
LINCOLN* SUNNY 83 60 45 SE6 30.11F HX 83 TC 28
SPRINGFIELD SUNNY 83 58 42 NE7G17 30.10F HX 83 TC 28
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-072000-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 80 59 48 E7 30.13F HX 81 TC 27
RANTOUL* SUNNY 81 56 42 E9 30.14S HX 81 TC 27
MATTOON SUNNY 83 54 36 E10G17 30.11S HX 82 TC 28
PARIS* SUNNY 82 58 42 NE9 30.12S HX 82 TC 28
$$
ILZ079-100>102-072000-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON SUNNY 84 55 37 SE6 30.08F HX 83 TC 29
BELLEVILLE SUNNY 86 56 35 CALM 30.05F HX 84 TC 30
CAHOKIA* SUNNY 86 57 37 E8 30.06F HX 85 TC 30
SPARTA* SUNNY 85 53 32 E5 30.08S HX 84 TC 30
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-072000-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE SUNNY 86 54 32 VRB5 30.05F HX 84 TC 30
CAIRO* SUNNY 86 62 44 NE7 30.04F HX 86 TC 30
EFFINGHAM* SUNNY 83 50 31 NE5 30.11S HX 82 TC 29
MT. VERNON SUNNY 86 52 30 VRB7 30.07F HX 84 TC 30
CENTRALIA* SUNNY 86 54 33 E5 30.08F HX 84 TC 30
SALEM* SUNNY 86 56 35 MISG 30.08F HX 84 TC 30
METROPOLIS* MOSUNNY 86 55 35 CALM 30.05F HX 84 TC 30
$$
ILZ067-068-072-073-078-083-087-091-072000-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE SUNNY 86 52 30 E7G17 30.07F HX 84 TC 30
FLORA* SUNNY 84 54 34 NE8 30.08S HX 83 TC 29
FAIRFIELD* MOSUNNY 86 50 28 E9 30.07F HX 83 TC 30
HARRISBURG* SUNNY 86 58 38 N6 30.06S HX 85 TC 30
ROBINSON* SUNNY 84 57 39 E7 30.08S HX 83 TC 29
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$