Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 221401
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM 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.
ILZ001-002-007-009-015-016-024-221500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 29 27 92 CALM 30.12R TC -2
STERLING* CLEAR 31 31 100 CALM 30.13R TC -1
$$
ILZ003-004-008-010-011-017-018-221500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 27 26 96 CALM 30.13R TC -3
DE KALB* CLEAR 31 30 94 CALM 30.11S TC 0
PERU* CLEAR 32 31 96 CALM 30.12R TC 0
$$
ILZ005-006-012>014-019>023-221500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOSUNNY 34 29 82 W3 30.09R TC 1
CHICAGO-MIDWAY MOSUNNY 36 30 79 SW5 30.11R WCI 32 TC 2
AURORA CLEAR 29 28 96 CALM 30.10S FOG TC -2
JOLIET* SUNNY 32 32 99 CALM 30.13R TC 0
WAUKEGAN CLEAR 31 29 92 CALM 30.09R TC -1
DUPAGE AIRPORT CLEAR 30 28 92 CALM 30.10R TC -1
WHEELING CLEAR 34 30 85 W3 30.11R TC 1
MORRIS* SUNNY 32 31 95 CALM 30.11S TC 0
ROMEOVILLE* SUNNY 32 30 93 CALM 30.12R TC 0
LANSING* SUNNY 32 30 92 CALM 30.12R TC 0
NORTHERLY ISL* N/A 40 33 76 S7 N/A TC 4
$$
LMZ740>746-221500-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 43 50 40/ 2/ 4 1019.3R
WINTHROP HARBOR 36 48 220/ 6/ 8 N/A 1/ 3
WAUKEGAN HARBOR 36 48 220/ 6/ 8 N/A 1/ 3
HARRISON CRIB 44 130/ 6/ 6 N/A
NORTHERLY ISL 40 200/ 4/ 9 N/A
CALUMET HARBOR 40 180/ 5/ 9 1018.6
BURNS HARBOR 39 120/ 6/ 8 1019.6R
MICHIGAN CITY 36 120/ 7/ 9 1019.4R
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-221500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 34 34 100 CALM 30.13R TC 1
MACOMB* CLEAR 32 32 100 NW3 30.16R FOG TC 0
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-221500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC SUNNY 33 32 95 CALM 30.13R TC 1
BLOOMINGTON SUNNY 36 34 92 N5 30.12R WCI 32 TC 2
DECATUR SUNNY 39 38 96 N3 30.12R FOG TC 4
PEORIA CLEAR 34 33 96 CALM 30.13R TC 1
LACON* MOCLDY 30 29 96 CALM 30.12R FOG TC -1
SPRINGFIELD SUNNY 38 37 97 NE3 30.12R TC 3
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-221500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN SUNNY 38 36 92 N6 30.10R FOG WCI 33
MATTOON SUNNY 41 38 89 NE7 30.09R TC 5
PARIS* SUNNY 41 39 91 N5 30.10R TC 5
$$
ILZ079-100>102-221500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOSUNNY 45 43 93 N5 30.12R FOG TC 7
BELLEVILLE MOSUNNY 47 44 90 NE6 30.08R FOG TC 8
CAHOKIA* MOSUNNY 47 44 90 N6 30.10R FOG TC 8
SPARTA* CLOUDY 48 48 99 N3 30.10R FOG TC 9
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-221500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 51 50 96 N7 30.07R TC 11
EFFINGHAM* SUNNY 44 43 99 NW3 30.11R FOG TC 7
MARION CLOUDY 52 50 93 N8 30.07R FOG TC 11
MT. VERNON CLOUDY N/A N/A N/A NE8 30.09R HAZE
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* MOSUNNY 47 44 88 NE5 30.09S FOG TC 8
METROPOLIS* CLOUDY 54 53 97 CALM 30.06R FOG TC 12
$$
ILZ067-068-072-073-078-083-087-091-221500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOSUNNY 47 43 86 NE7 30.08R TC 8
FLORA* SUNNY 46 43 87 NE3 30.10R TC 8
FAIRFIELD* CLOUDY 48 45 90 N8 30.08R FOG TC 9
HARRISBURG* CLOUDY 51 47 87 NE8 30.08R TC 11
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$