Regional Weather Roundup
Issued by NWS
Issued by NWS
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
273
ASUS43 KLOT 230501
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CST SAT NOV 22 2025
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.
ILZ001-002-007-009-015-016-024-230600-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 42 40 92 W5 30.06R TC 6
STERLING* CLEAR 40 39 97 W6 30.05R TC 4
$$
ILZ003-004-008-010-011-017-018-230600-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 42 37 82 W5 30.02S TC 6
DE KALB* CLEAR 42 39 92 W10G16 30.01S TC 5
PERU* CLEAR 46 41 84 W10 30.04R TC 8
$$
ILZ005-006-012>014-019>023-230600-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 44 36 73 W10G18 29.99R TC 7
CHICAGO-MIDWAY MOCLDY 45 37 73 W12 30.01R TC 7
AURORA CLEAR 37 36 96 W7 30.01R WCI 32 TC 3
JOLIET* CLEAR 44 39 85 W3 30.02S TC 7
WAUKEGAN CLEAR 43 36 76 W8 29.97R TC 6
DUPAGE AIRPORT CLEAR 41 37 86 W7 30.00R TC 5
WHEELING CLEAR 44 38 79 VRB6 30.01R TC 7
MORRIS* CLEAR 42 40 94 W9 30.01S TC 6
LANSING* CLEAR 43 35 73 W9 30.01S TC 6
$$
LMZ740>746-230600-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 49 50 270/ 19/ 23 1014.5R
WINTHROP HARBOR 46 48 210/ 14/ 17 N/A 1/ 4
WAUKEGAN HARBOR 46 47 230/ 10/ 14 N/A 1/ 3
HARRISON CRIB 49 270/ 19/ 22 N/A
NORTHERLY ISL 47 250/ 6/ 11 N/A
CALUMET HARBOR 47 240/ 7/ 11 1015.4
BURNS HARBOR 47 240/ 9/ 11 1016.3S
MICHIGAN CITY 48 240/ 21/ 24 1014.7R
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-230600-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 44 44 100 SW10 30.12S FOG TC 7
MACOMB* CLEAR 45 43 95 W13 30.11R TC 7
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-230600-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 43 40 89 W10 30.04S TC 6
BLOOMINGTON CLEAR 42 42 100 SW13 30.07S TC 6
DECATUR CLEAR 45 42 89 SW12 30.09S TC 7
PEORIA CLEAR 46 43 89 W9 30.07S TC 8
LACON* CLEAR 45 40 82 W5 30.05R TC 7
LINCOLN* CLEAR 46 46 98 W6 30.09S TC 8
SPRINGFIELD CLEAR 42 40 92 W8 30.10S TC 6
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-230600-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 39 38 96 SW6 30.08S FOG WCI 35
MATTOON CLEAR 45 40 82 SW7 30.09S TC 7
PARIS* CLEAR 40 36 85 SW8 30.09S TC 5
$$
ILZ079-100>102-230600-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 44 42 93 W5 30.14S TC 7
BELLEVILLE CLEAR 45 43 94 SW5 30.13S TC 7
CAHOKIA* CLEAR 46 44 93 CALM 30.15S TC 8
SPARTA* CLEAR 46 46 100 W5 30.16F TC 8
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-230600-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 38 38 100 SW5 30.16F FOG WCI 34
CAIRO* MOCLDY 42 41 99 CALM 30.18S VSB 1/2 TC 5
EFFINGHAM* CLEAR 42 40 93 S3 30.14S TC 5
MT. VERNON CLEAR N/A N/A N/A CALM 30.15S
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLEAR 44 42 90 CALM 30.14S FOG TC 7
METROPOLIS* FOG 41 40 97 CALM 30.18R VSB 3/4 TC 5
$$
ILZ067-068-072-073-078-083-087-091-230600-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 39 37 92 CALM 30.13S TC 4
FLORA* CLEAR 41 41 100 CALM 30.14R TC 5
FAIRFIELD* CLEAR 39 38 96 CALM 30.14F TC 4
HARRISBURG* FOG 39 38 94 CALM 30.16S VSB 1/2 TC 4
ROBINSON* PTCLDY 39 37 93 SW6 30.11F WCI 35 TC 4
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$