929
ASUS43 KLOT 200806
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
200 AM CST SAT DEC 20 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.
ILZ001-002-007-009-015-016-024-200900-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE PTCLDY 34 18 52 S16G26 29.72F WCI 24 TC 1
STERLING* PTCLDY 31 21 66 VRB7 29.78F WCI 24 TC -1
SAVANNA* PTCLDY 30 19 64 S14 29.73F WCI 19 TC -1
ILZ003-004-008-010-011-017-018-200900-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLOUDY 28 18 66 S15 29.80F WCI 16 TC -2
FREEPORT* MOCLDY 29 20 69 S22G30 29.75F WCI 16 TC -2
DE KALB* MOCLDY 25 20 82 S18 29.82F WCI 11 TC -4
PERU* MOCLDY 29 21 69 S18G24 29.82F WCI 17 TC -1
ILZ005-006-012>014-019>023-200900-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 27 17 66 S13G24 29.86F WCI 16 TC -3
CHICAGO-MIDWAY CLOUDY 27 17 66 S13G21 29.88F WCI 16 TC -3
AURORA MOCLDY 25 19 78 S16 29.84F WCI 12 TC -4
JOLIET* MOCLDY 29 21 70 S14 29.88F WCI 19 TC -1
WAUKEGAN MOCLDY 25 17 72 S13 29.84F WCI 14 TC -4
DUPAGE AIRPORT MOCLDY 26 18 71 S12 29.84F WCI 16 TC -3
KANKAKEE* PTCLDY 28 19 69 S14G23 29.92F WCI 16 TC -2
WHEELING MOCLDY 26 18 71 S14 29.87F WCI 14 TC -3
MORRIS* MOCLDY 27 22 81 S10G16 29.87F WCI 17 TC -3
ROMEOVILLE* MOCLDY 27 19 74 S17G24 29.88F WCI 14 TC -3
LANSING* PTCLDY 26 15 63 S15 29.92F WCI 14 TC -3
NORTHERLY ISL* N/A 27 18 69 S10 N/A WCI 17 TC -3
LMZ740>746-200900-
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)
HARRISON CRIB 26 180/ 26/ 27 N/A
NORTHERLY ISL 25 160/ 9/ 15 N/A
CALUMET HARBOR 25 160/ 11/ 13 1012.4
BURNS HARBOR 25 170/ 9/ 13 1013.5F
MICHIGAN CITY 24 160/ 15/ 18 1014.0
ILZ025>027-034>036-040-047-049-050-058-095>099-200900-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY PTCLDY 36 19 50 S14G23 29.78F WCI 27 TC 2
GALESBURG* PTCLDY 30 25 81 S10 29.79S WCI 21 TC -1
MACOMB* PTCLDY 31 21 66 S17 29.80F WCI 20 TC 0
JACKSONVILLE* PTCLDY 34 21 59 S12G20 29.85F WCI 25 TC 1
ILZ028>032-037-038-041>044-048-051>054-059>061-200900-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 28 20 69 S18G24 29.88F WCI 16 TC -2
BLOOMINGTON MOCLDY 28 22 78 S17 29.89F WCI 16 TC -2
DECATUR PTCLDY 31 21 66 S18G29 29.92F WCI 19 TC -1
PEORIA PTCLDY 29 20 69 S13 29.85F WCI 19 TC -2
LACON* MOCLDY 31 18 58 S12G17 29.83F WCI 22 TC 0
LINCOLN* MOCLDY 32 20 60 S16 29.90S WCI 21 TC 0
SPRINGFIELD MOCLDY 32 22 66 S22G31 29.87F WCI 19 TC 0
TAYLORVILLE PTCLDY 32 23 68 S17G26 29.92F WCI 21 TC 0
ILZ033-039-045-046-055>057-062-063-200900-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 28 21 75 S18 29.94F WCI 15 TC -2
DANVILLE* PTCLDY 30 21 67 S16 29.98S WCI 19 TC -1
RANTOUL* MOCLDY 27 21 77 S16 29.94F WCI 15 TC -3
MATTOON PTCLDY 30 21 69 S16G26 29.96F WCI 19 TC -1
PARIS* PTCLDY 28 20 71 S15 29.99F WCI 17 TC -2
ILZ079-100>102-200900-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON MOCLDY 35 22 59 SE9 29.93F WCI 27 TC 2
BELLEVILLE MOCLDY 36 24 61 S13 29.94F WCI 28 TC 2
CAHOKIA* MOCLDY 33 23 66 S6 29.93 WCI 28 TC 1
SPARTA* MOCLDY 37 22 54 S15 29.99F WCI 28 TC 3
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-200900-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE PTCLDY 34 22 61 S9 30.04S WCI 27 TC 1
CAIRO* CLEAR 36 24 63 S7 30.07S WCI 30 TC 2
EFFINGHAM* PTCLDY 29 22 74 SE8 30.01F WCI 21 TC -1
MARION PTCLDY 34 19 55 S8 30.05F WCI 27 TC 1
MT. VERNON PTCLDY 32 22 66 S8 30.02F WCI 25 TC 0
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* PTCLDY 35 22 59 S8 29.99F WCI 28 TC 2
METROPOLIS* PTCLDY 32 20 63 CALM 30.08R TC 0
ILZ067-068-072-073-078-083-087-091-200900-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLEAR 27 22 81 S7 30.05F WCI 19 TC -3
FLORA* PTCLDY 30 23 74 S10 30.03F WCI 21 TC -1
FAIRFIELD* PTCLDY 31 22 69 S8 30.04F WCI 23 TC -1
HARRISBURG* CLEAR 26 23 85 CALM 30.07S TC -3
ROBINSON* PTCLDY 28 23 80 S9 30.03F WCI 20 TC -2
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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