Regional Weather Roundup
Issued by NWS
Issued by NWS
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ASUS43 KLOT 031706
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 AM CST WED DEC 03 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.
ILZ001-002-007-009-015-016-024-031800-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLOUDY 32 26 78 SW10 30.00R WCI 24 TC 0
STERLING* PTSUNNY 30 26 85 SW10 30.01R WCI 21 TC -1
$$
ILZ003-004-008-010-011-017-018-031800-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 31 26 82 W7 29.99S WCI 24 TC -1
DE KALB* CLOUDY 27 24 87 CALM 29.99S TC -3
PERU* CLOUDY 30 24 77 SW13 30.00F WCI 20 TC -1
$$
ILZ005-006-012>014-019>023-031800-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE FLURRIES 28 22 78 SW10 29.98S WCI 19 TC -2
CHICAGO-MIDWAY LGT SNOW 28 23 81 SW14 30.00F FOG WCI 17
AURORA LGT SNOW 28 24 85 SW8 29.99F VSB 3/4 WCI 20
JOLIET* CLOUDY 31 25 78 SW9 30.03S WCI 22 TC -1
WAUKEGAN CLOUDY 28 24 85 SW12 29.96S FOG WCI 18
DUPAGE AIRPORT FLURRIES 27 23 85 SW12 29.98F WCI 17 TC -3
WHEELING CLOUDY 28 23 81 SW8 29.99S WCI 20 TC -2
MORRIS* CLOUDY 28 25 87 SW13 30.02S WCI 17 TC -2
ROMEOVILLE* PTSUNNY 28 25 86 SW10G17 30.02S WCI 19 TC -2
LANSING* CLOUDY 27 19 73 SW16 30.03S WCI 14 TC -3
NORTHERLY ISL* N/A 28 23 81 S9 N/A WCI 19 TC -2
$$
LMZ740>746-031800-
SOUTHERN LAKE MICHIGAN
STATION/POSITION SKY/WX TEMP WIND PRES VSBY WAVE
AIR SEA DIR/SP/G HT/PER
(F) (DEG/KT/KT) (MB) (MI) (FT/S)
S. MID LAKE BUOY 33 44 250/ 19/ 23 1014.9R
HARRISON CRIB 28 200/ 18/ 20 N/A
NORTHERLY ISL 27 190/ 8/ 11 N/A
CALUMET HARBOR 27 210/ 9/ 14 1015.8
BURNS HARBOR 29 220/ 8/ 11 1016.9F
MICHIGAN CITY 27 200/ 15/ 17 1016.8F
$$
ILZ025>027-034>036-040-047-049-050-058-095>099-031800-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTSUNNY 31 25 78 SW10 30.03F WCI 22 TC -1
GALESBURG* CLOUDY 31 30 95 SW10 30.03S WCI 23 TC 0
MACOMB* PTSUNNY 32 27 80 SW8 30.05F WCI 25 TC 0
JACKSONVILLE* PTSUNNY 29 23 79 S7 30.06F WCI 22 TC -2
$$
ILZ028>032-037-038-041>044-048-051>054-059>061-031800-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 28 23 82 SW13 30.04F WCI 18 TC -2
BLOOMINGTON CLOUDY 26 23 88 SW16 30.04F WCI 14 TC -3
DECATUR PTSUNNY 28 25 88 SW14G26 30.09S WCI 17 TC -2
PEORIA CLOUDY 28 23 81 SW9 30.04F WCI 19 TC -2
LACON* PTSUNNY 29 22 76 SW9 30.03S WCI 20 TC -2
LINCOLN* CLOUDY 29 23 76 S6 30.08F WCI 23 TC -1
SPRINGFIELD PTSUNNY 28 24 85 S15G22 30.07F WCI 16 TC -2
TAYLORVILLE CLOUDY 28 26 89 S15G21 30.10F WCI 17 TC -2
$$
ILZ033-039-045-046-055>057-062-063-031800-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 26 24 92 S20 30.09R WCI 12 TC -3
RANTOUL* CLOUDY 27 24 87 SW12 30.08F WCI 17 TC -3
MATTOON CLOUDY 27 23 85 S16G29 30.09F WCI 15 TC -3
PARIS* CLOUDY 27 23 85 S17 30.12F WCI 14 TC -3
$$
ILZ079-100>102-031800-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON PTSUNNY 30 27 86 S10 30.11F WCI 21 TC -1
CAHOKIA* CLOUDY 31 26 82 S9 30.13 WCI 23 TC -1
SPARTA* CLOUDY 30 27 90 S10 30.16S WCI 21 TC -1
$$
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-031800-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 30 25 81 S9 30.16F WCI 22 TC -1
CAIRO* CLOUDY 30 26 86 S7 30.21F WCI 23 TC -1
EFFINGHAM* CLOUDY 29 25 84 S12 30.16S WCI 20 TC -1
MARION CLOUDY 30 27 86 S12 30.17F WCI 21 TC -1
MT. VERNON CLOUDY N/A N/A N/A SW10 30.17F
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 31 26 80 S7 30.15S WCI 25 TC 0
METROPOLIS* CLOUDY 28 24 82 CALM 30.21F TC -2
$$
ILZ067-068-072-073-078-083-087-091-031800-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 27 23 85 S15 30.17F WCI 15 TC -3
FLORA* CLOUDY 28 25 86 S10 30.18S WCI 19 TC -2
FAIRFIELD* CLOUDY 28 24 84 S9 30.18F WCI 19 TC -2
HARRISBURG* CLOUDY 29 24 81 S7 30.19F HAZE WCI 22
ROBINSON* CLOUDY 27 25 93 SW10 30.16F WCI 17 TC -3
$$
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
$$