977
ASUS43 KLOT 160308
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 PM CST MON DEC 15 2025
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
REPORT WEATHER SUCH AS PRECIPITATION OR FOG.
ILZ001-002-007-009-015-016-024-160400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 13 9 84 CALM 30.05F TC -11
STERLING* CLEAR 13 10 88 CALM 30.08S TC -11
SAVANNA* CLEAR 16 12 82 CALM 30.06F TC -9
ILZ003-004-008-010-011-017-018-160400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD PTCLDY 13 10 88 CALM 30.08S TC -11
FREEPORT* CLEAR 17 12 82 S6 30.08R WCI 8 TC -8
DE KALB* CLEAR 13 10 87 CALM 30.07S TC -10
PERU* CLEAR 19 12 73 S6 30.08F WCI 11 TC -7
ILZ005-006-012>014-019>023-160400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 20 11 68 SW5 30.08R WCI 13 TC -7
CHICAGO-MIDWAY CLEAR 20 11 68 S8 30.09S WCI 10 TC -7
AURORA CLEAR 13 11 92 CALM 30.08S TC -11
JOLIET* CLEAR 19 12 76 CALM 30.10F TC -7
WAUKEGAN CLEAR 14 9 80 SW3 30.07S TC -10
DUPAGE AIRPORT CLEAR 16 12 84 S3 30.07S TC -9
WHEELING CLEAR 20 12 71 CALM 30.10R TC -7
MORRIS* CLEAR 19 14 81 CALM 30.09S TC -7
ROMEOVILLE* CLEAR 19 12 73 S5 30.10R WCI 13 TC -7
LANSING* CLEAR 18 10 71 SW5 30.11S WCI 11 TC -8
NORTHERLY ISL* N/A 21 12 68 S5 N/A WCI 15 TC -6
LMZ740>746-160400-
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)
ILZ025>027-034>036-040-047-049-050-058-095>099-160400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 29 21 72 SW7 30.06S WCI 22 TC -2
GALESBURG* CLEAR 16 16 100 SE5 30.07F WCI 9 TC -9
MACOMB* CLEAR 18 14 84 CALM 30.09S TC -8
JACKSONVILLE* CLEAR 25 15 64 S5 30.08S WCI 19 TC -4
ILZ028>032-037-038-041>044-048-051>054-059>061-160400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC PTCLDY 17 12 81 SE3 30.11S TC -9
BLOOMINGTON CLEAR 16 12 84 S9 30.09F WCI 4 TC -9
DECATUR CLEAR 13 7 77 CALM 30.11S TC -11
PEORIA CLEAR 19 13 77 CALM 30.09F TC -7
LACON* CLEAR 16 9 73 CALM 30.09S TC -9
LINCOLN* CLEAR 15 8 74 E3 30.11R TC -9
SPRINGFIELD CLEAR 22 14 71 S5 30.09S WCI 16 TC -6
TAYLORVILLE CLEAR 26 13 57 S7 30.10F WCI 18 TC -3
ILZ033-039-045-046-055>057-062-063-160400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 17 10 74 E6 30.12S WCI 9 TC -8
DANVILLE* PTCLDY 22 13 67 S3 30.13F TC -5
RANTOUL* PTCLDY 17 12 82 S6 30.11F WCI 8 TC -9
MATTOON CLEAR 27 10 49 S9 30.10F WCI 18 TC -3
PARIS* PTCLDY 20 9 63 SE6 30.14F WCI 12 TC -7
ILZ079-100>102-160400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 28 14 54 S8 30.11F WCI 20 TC -2
BELLEVILLE MOCLDY 28 13 53 S7 30.12F WCI 20 TC -2
CAHOKIA* CLOUDY 34 13 41 S6 30.12S WCI 29 TC 1
SPARTA* PTCLDY 31 11 43 S10 30.16F WCI 22 TC 0
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-160400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 30 12 47 S10 30.19F WCI 21 TC -1
EFFINGHAM* CLEAR 28 9 45 S3 30.15F TC -2
MT. VERNON CLEAR N/A N/A N/A SW9 30.17F
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLEAR 31 13 46 S10 30.13F WCI 23 TC 0
METROPOLIS* CLEAR 29 11 48 CALM 30.24F TC -2
ILZ067-068-072-073-078-083-087-091-160400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 20 9 62 S7 30.17F WCI 11 TC -7
FLORA* CLEAR 27 14 59 S12 30.16F WCI 16 TC -3
FAIRFIELD* CLEAR 29 11 48 S7 30.18F WCI 21 TC -2
HARRISBURG* CLEAR 31 10 40 SW8 30.20S WCI 24 TC 0
ROBINSON* CLEAR 23 9 54 S6 30.15F WCI 16 TC -5
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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