Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 011806
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1200 PM CST MON DEC 01 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.
ILZ001-002-007-009-015-016-024-011900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 24 18 77 CALM 30.29F TC -4
6HR MIN TEMP: 16; 6HR MAX TEMP: 24;
STERLING* CLOUDY 22 22 100 CALM 30.30F TC -6
$$
ILZ003-004-008-010-011-017-018-011900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 24 18 77 SE3 30.30F TC -4
6HR MIN TEMP: 10; 6HR MAX TEMP: 24;
DE KALB* CLOUDY 24 19 81 CALM 30.27F TC -4
PERU* CLOUDY 28 22 78 CALM 30.29F TC -2
$$
ILZ005-006-012>014-019>023-011900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 29 17 61 S7 30.28F WCI 22 TC -2
6HR MIN TEMP: 19; 6HR MAX TEMP: 29;
CHICAGO-MIDWAY CLOUDY 30 21 69 S9 30.29F WCI 22 TC -1
6HR MIN TEMP: 20; 6HR MAX TEMP: 30;
AURORA PTSUNNY 26 19 74 SE6 30.27F WCI 19 TC -3
6HR MIN TEMP: 8; 6HR MAX TEMP: 26;
JOLIET* PTSUNNY 26 24 93 SE5 30.30F WCI 20 TC -3
WAUKEGAN CLOUDY 28 17 63 SW6 30.28F WCI 22 TC -2
6HR MIN TEMP: 11; 6HR MAX TEMP: 28;
DUPAGE AIRPORT PTSUNNY 27 18 69 S5 30.27F WCI 22 TC -3
6HR MIN TEMP: 13; 6HR MAX TEMP: 27;
WHEELING CLOUDY 29 19 66 S3 30.30F TC -2
6HR MIN TEMP: 18; 6HR MAX TEMP: 29;
MORRIS* PTSUNNY 23 23 100 CALM 30.29F FOG TC -5
ROMEOVILLE* MOSUNNY 25 21 86 SE9 30.30F WCI 15 TC -4
LANSING* PTSUNNY 28 18 67 S12 30.31F WCI 18 TC -2
NORTHERLY ISL* N/A 30 20 66 S7 N/A WCI 23 TC -1
$$
LMZ740>746-011900-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 34 46 230/ 8/ 12 1026.3F
HARRISON CRIB 31 190/ 16/ 18 N/A
NORTHERLY ISL 30 160/ 6/ 11 N/A
CALUMET HARBOR 29 170/ 7/ 11 1026.1
BURNS HARBOR 29 180/ 7/ 10 1026.8F
MICHIGAN CITY 29 150/ 11/ 13 1027.1F
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-011900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT SNOW 23 20 88 CALM 30.28F VSB 3/4 TC -5
GALESBURG* LGT SNOW 24 24 100 CALM N/A TC -4
MACOMB* CLOUDY 24 20 85 SE5 30.30F WCI 18 TC -4
JACKSONVILLE* CLOUDY 25 19 80 SE5 30.29F WCI 19 TC -4
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-011900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 25 22 89 E7 30.29F WCI 17 TC -4
BLOOMINGTON CLOUDY 26 21 81 SE9 30.28F WCI 17 TC -3
DECATUR CLOUDY 25 21 85 SE7 30.29F WCI 17 TC -4
PEORIA CLOUDY 27 21 78 S6 30.29F WCI 20 TC -3
6HR MIN TEMP: 21; 6HR MAX TEMP: 27;
LACON* CLOUDY 26 20 79 CALM 30.30S TC -3
LINCOLN* CLOUDY 28 20 74 SE3 30.30F TC -2
SPRINGFIELD CLOUDY 26 21 81 SE7 30.29F WCI 18 TC -3
6HR MIN TEMP: 21; 6HR MAX TEMP: 27;
TAYLORVILLE CLOUDY 26 21 81 SE5 30.30F WCI 20 TC -3
6HR MIN TEMP: 21; 6HR MAX TEMP: 26;
$$
ILZ033-039-045-046-055>057-062-063-011900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 23 21 92 SE9 30.28F WCI 13 TC -5
RANTOUL* PTSUNNY 25 21 85 SE6 30.28F WCI 18 TC -4
MATTOON CLOUDY 26 21 81 SE5 30.27F WCI 20 TC -3
PARIS* CLOUDY 26 21 83 SE6 30.29F WCI 19 TC -4
$$
ILZ079-100>102-011900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON LGT SNOW 25 21 86 S5 30.29F WCI 19 TC -4
CAHOKIA* LGT SNOW 26 21 81 S3 30.31F TC -3
SPARTA* CLOUDY 28 22 79 CALM 30.29F TC -2
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-011900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 31 22 69 CALM 30.27F TC -1
6HR MIN TEMP: 26; 6HR MAX TEMP: 31;
CAIRO* CLOUDY 34 25 69 NE5 30.25F WCI 30 TC 1
EFFINGHAM* PTSUNNY 29 24 82 SE5 30.30F WCI 24 TC -2
MARION PTSUNNY 34 21 60 MISG 30.28F TC 1
MT. VERNON CLOUDY N/A N/A N/A VRB3 30.30F
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 31 23 73 S3 30.29F TC -1
METROPOLIS* PTSUNNY 35 21 58 CALM 30.26F TC 1
$$
ILZ067-068-072-073-078-083-087-091-011900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 29 23 78 E8 30.29F WCI 21 TC -2
FLORA* PTSUNNY 30 23 74 SE3 30.29F TC -1
FAIRFIELD* CLOUDY 31 23 72 E3 30.28F TC -1
HARRISBURG* CLOUDY 33 23 66 CALM 30.27S TC 1
ROBINSON* CLOUDY 28 25 86 SE7 30.29F WCI 21 TC -2
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$