924
ASUS43 KLOT 170210
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 PM CST TUE DEC 16 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.
ILZ001-002-007-009-015-016-024-170300-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MOCLDY 40 31 70 SW10 29.77F TC 4
STERLING* MOCLDY 34 29 82 VRB5 29.78F WCI 30 TC 1
SAVANNA* MOCLDY 32 27 82 S5 29.77R WCI 27 TC 0
ILZ003-004-008-010-011-017-018-170300-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD MOCLDY 33 28 81 S9 29.76F WCI 25 TC 1
FREEPORT* MOCLDY 35 30 79 SW12 29.77R WCI 27 TC 2
DE KALB* MOCLDY 32 27 83 S14 29.78F WCI 22 TC 0
PERU* PTCLDY 29 25 84 S10 29.81S WCI 20 TC -1
ILZ005-006-012>014-019>023-170300-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE MOCLDY 36 27 69 SW16G25 29.77S WCI 26 TC 2
CHICAGO-MIDWAY CLEAR 35 28 75 SW13 29.80S WCI 26 TC 2
AURORA PTCLDY 28 25 88 S5 29.80R WCI 23 TC -2
JOLIET* CLEAR 36 31 81 SW6 29.83R WCI 31 TC 2
WAUKEGAN MOCLDY 37 28 70 SW23G35 29.72F WCI 26 TC 3
DUPAGE AIRPORT PTCLDY 31 27 85 SW10 29.79R WCI 22 TC -1
WHEELING MOCLDY 36 27 69 SW10 29.78S WCI 28 TC 2
MORRIS* CLEAR 31 29 90 S7 29.80F WCI 25 TC 0
ROMEOVILLE* CLEAR 34 30 86 S7 29.82S WCI 28 TC 1
LANSING* PTCLDY 35 25 68 SW17 29.81F WCI 24 TC 1
NORTHERLY ISL* N/A 36 27 70 SW6 N/A WCI 31 TC 2
LMZ740>746-170300-
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 37 190/ 20/ 24 N/A
NORTHERLY ISL 35 210/ 11/ 17 N/A
CALUMET HARBOR 36 190/ 12/ 15 1008.5F
BURNS HARBOR 36 190/ 8/ 11 1009.8F
MICHIGAN CITY 37 180/ 18/ 23 1009.2F
ILZ025>027-034>036-040-047-049-050-058-095>099-170300-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY MOCLDY 43 34 70 SW6 29.87R TC 6
GALESBURG* MOCLDY 33 32 96 S7 29.83F WCI 27 TC 1
MACOMB* MOCLDY 38 32 78 SW10 29.87R WCI 32 TC 4
JACKSONVILLE* MOCLDY 41 32 69 S8 29.86R TC 5
ILZ028>032-037-038-041>044-048-051>054-059>061-170300-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MOCLDY 37 29 72 S14 29.84R WCI 29 TC 3
BLOOMINGTON MOCLDY 38 30 73 SW22 29.84R WCI 27 TC 3
DECATUR MOCLDY 39 28 64 S22G31 29.87F WCI 29 TC 4
PEORIA PTCLDY 35 29 78 SW5 29.86R WCI 31 TC 2
LINCOLN* PTCLDY 38 27 62 SW8 29.87R WCI 33 TC 4
SPRINGFIELD MOCLDY 38 29 70 S15 29.86R WCI 29 TC 3
TAYLORVILLE MOCLDY 37 28 71 S18G25 29.88F WCI 27 TC 3
ILZ033-039-045-046-055>057-062-063-170300-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 36 28 73 S22 29.88R WCI 25 TC 2
DANVILLE* PTCLDY 38 27 64 S22 29.88F WCI 27 TC 3
RANTOUL* MOCLDY 35 28 76 S10 29.87R WCI 27 TC 2
MATTOON MOCLDY 38 26 62 S15 29.91R WCI 29 TC 3
PARIS* MOCLDY 37 26 63 S22 29.92S WCI 26 TC 3
ILZ079-100>102-170300-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 41 27 56 S12 29.92R TC 5
BELLEVILLE MOCLDY 38 23 55 S6 29.94R WCI 33 TC 3
CAHOKIA* MOCLDY 39 24 55 S5 29.94R TC 4
SPARTA* PTCLDY 41 24 50 S9 29.96S TC 5
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-170300-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 46 20 35 S20G31 29.97S TC 8
CAIRO* PTCLDY 44 23 43 S5 30.03S TC 7
EFFINGHAM* MOCLDY 39 25 55 S8 29.97R WCI 34 TC 4
MARION CLEAR 44 17 33 S21 29.98S TC 7
MT. VERNON MOCLDY N/A N/A N/A S8 29.98R
CENTRALIA* MOCLDY 37 23 56 S5 29.97R WCI 34 TC 3
SALEM* MOCLDY 40 23 50 S6 29.96R TC 5
METROPOLIS* MOCLDY 47 16 28 CALM 30.03R TC 9
ILZ067-068-072-073-078-083-087-091-170300-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 39 23 52 SW10 29.98R WCI 32 TC 4
FLORA* MOCLDY 37 23 56 S7 29.97S WCI 32 TC 3
FAIRFIELD* MOCLDY 40 20 45 S6 29.98R TC 4
HARRISBURG* PTCLDY 46 15 28 S13 29.99S TC 8
ROBINSON* PTCLDY 39 25 56 S7 29.96S WCI 34 TC 4
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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