Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 220801
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 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.
ILZ001-002-007-009-015-016-024-220900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 35 31 85 CALM 30.06R TC 2
STERLING* PTCLDY 34 30 85 N3 30.06R TC 1
$$
ILZ003-004-008-010-011-017-018-220900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 28 27 96 CALM 30.06S TC -2
DE KALB* PTCLDY 32 29 88 N5 30.04R WCI 28 TC 0
PERU* MOCLDY 37 33 87 N5 30.05R WCI 33 TC 3
$$
ILZ005-006-012>014-019>023-220900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE PTCLDY 34 27 75 N7 30.02R WCI 28 TC 1
CHICAGO-MIDWAY PTCLDY 39 30 70 N6 30.02R WCI 35 TC 4
AURORA PTCLDY 32 28 85 CALM 30.03R TC 0
JOLIET* MOCLDY 39 32 75 N3 30.04R TC 4
WAUKEGAN CLEAR 33 27 78 NW5 30.02S WCI 29 TC 1
DUPAGE AIRPORT PTCLDY 33 28 81 N6 30.02R WCI 28 TC 1
WHEELING CLEAR 33 28 81 N6 30.04R WCI 28 TC 1
MORRIS* MOCLDY 36 32 87 CALM 30.03R TC 2
ROMEOVILLE* MOCLDY 37 28 70 N5 30.04R WCI 34 TC 3
LANSING* MOCLDY 39 30 71 N5 30.02R TC 4
NORTHERLY ISL* N/A 42 33 70 N7 N/A TC 6
$$
LMZ740>746-220900-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 43 50 40/ 6/ 10 1017.2R
WINTHROP HARBOR 40 48 270/ 8/ 10 N/A 2/ 4
WAUKEGAN HARBOR 39 48 250/ 8/ 10 N/A 1/ 4
HARRISON CRIB 45 10/ 13/ 14 N/A
NORTHERLY ISL 42 340/ 7/ 11 N/A
CALUMET HARBOR 44 N/A
BURNS HARBOR 46 20/ 9/ 10 1016.6R
MICHIGAN CITY 45 10/ 16/ 18 1015.6R
ST. JOSEPH BUOY 43 50 20/ 14/ 17 1016.4 2/ 3
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-220900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 42 42 100 N5 30.04R TC 6
GALESBURG* MOCLDY N/A N/A N/A N7 30.06R
MACOMB* PTCLDY 38 38 100 N6 30.06S FOG WCI 33
JACKSONVILLE* CLOUDY 44 44 99 N9 30.03R TC 7
PITTSFIELD* CLOUDY 45 45 99 N7 30.05R TC 7
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-220900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 39 37 92 N5 30.03R TC 4
BLOOMINGTON PTCLDY 40 40 100 N8 30.03R FOG TC 4
DECATUR CLOUDY 45 43 93 N9 30.00R FOG TC 7
PEORIA PTCLDY 41 39 93 N3 30.04R TC 5
LACON* MOCLDY 34 33 94 CALM 30.05R FOG TC 1
SPRINGFIELD CLOUDY 45 44 97 N12 30.02R TC 7
TAYLORVILLE NOT AVBL
$$
ILZ033-039-045-046-055>057-062-063-220900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 44 42 93 N9 30.00R FOG TC 7
MATTOON CLOUDY 46 44 93 NE7 29.97S FOG TC 8
PARIS* CLOUDY 45 44 97 CALM 29.98S FOG TC 7
$$
ILZ079-100>102-220900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 48 46 92 CALM 30.01R FOG TC 9
BELLEVILLE CLOUDY 50 49 96 NE5 29.98R FOG TC 10
CAHOKIA* CLOUDY 49 48 97 N9 30.00R FOG TC 9
SPARTA* CLOUDY 50 50 100 N9 30.00R TC 10
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-220900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 54 53 97 NW10 29.97R FOG TC 12
CAIRO* CLOUDY 60 59 99 N12 29.94R TC 15
EFFINGHAM* MOCLDY 46 46 99 CALM 30.00R FOG TC 8
MT. VERNON CLOUDY N/A N/A N/A N5 29.98R
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 49 49 97 N10 29.99R FOG TC 10
METROPOLIS* CLOUDY 59 58 97 CALM 29.94R TC 15
$$
ILZ067-068-072-073-078-083-087-091-220900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 50 48 93 N9 29.97R TC 10
FLORA* CLOUDY 50 N/A N/A N8 29.99R TC 10
FAIRFIELD* CLOUDY 50 50 99 N6 29.98R FOG TC 10
HARRISBURG* CLOUDY 54 52 92 N6 29.96R TC 12
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$