059
ASUS43 KLOT 210406
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 PM 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.
ILZ001-002-007-009-015-016-024-210500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE CLEAR 30 18 60 W12 30.20R WCI 20 TC -1
STERLING* CLEAR 30 21 69 W16G22 30.17R WCI 19 TC -1
SAVANNA* CLEAR 30 17 56 NW20G26 30.19R WCI 18 TC -1
ILZ003-004-008-010-011-017-018-210500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD CLEAR 30 16 56 W22G30 30.14R WCI 17 TC -1
FREEPORT* CLEAR 29 15 55 W18G28 30.16R WCI 17 TC -1
DE KALB* CLEAR 30 18 60 NW23G30 30.11R WCI 17 TC -1
PERU* CLEAR 31 21 65 W12G18 30.16R WCI 22 TC 0
ILZ005-006-012>014-019>023-210500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLEAR 31 12 45 W18G31 30.07R WCI 19 TC -1
CHICAGO-MIDWAY CLEAR 32 13 45 W16G32 30.08R WCI 21 TC 0
AURORA CLEAR 28 19 69 NW13 30.10R WCI 17 TC -2
JOLIET* CLEAR 32 21 62 W7 30.13R WCI 26 TC 0
WAUKEGAN CLEAR 29 13 51 W15G36 30.04R WCI 18 TC -2
DUPAGE AIRPORT CLEAR 31 16 54 W22G33 30.09R WCI 18 TC -1
KANKAKEE* CLEAR 32 20 61 W14G21 30.15R WCI 22 TC 0
WHEELING CLEAR 31 13 47 NW18G30 30.09R WCI 19 TC -1
MORRIS* CLEAR 31 23 72 W13 30.13R WCI 21 TC -1
ROMEOVILLE* CLEAR 32 18 55 W14G21 30.12R WCI 22 TC 0
LANSING* CLEAR 32 11 41 W16G31 30.09R WCI 21 TC 0
NORTHERLY ISL* N/A 32 14 47 W15 N/A WCI 22 TC 0
LMZ740>746-210500-
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)
NORTHERLY ISL 33 230/ 17/ 24 N/A
CALUMET HARBOR 33 250/ 9/ 20 1017.3
BURNS HARBOR 35 270/ 14/ 16 1018.3R
ILZ025>027-034>036-040-047-049-050-058-095>099-210500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLEAR 30 21 69 NW9 30.25R WCI 22 TC -1
GALESBURG* CLEAR 29 24 80 W9 30.22R WCI 21 TC -1
MACOMB* CLEAR 28 22 78 W10 30.25R WCI 19 TC -2
JACKSONVILLE* PTCLDY 32 21 63 NW7 30.24R WCI 26 TC 0
ILZ028>032-037-038-041>044-048-051>054-059>061-210500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLEAR 32 22 66 W15 30.18R WCI 22 TC 0
BLOOMINGTON CLEAR 30 21 69 W13 30.19R WCI 20 TC -1
DECATUR PTCLDY 35 22 58 NW8 30.21R WCI 29 TC 2
PEORIA CLEAR 31 20 63 W6 30.21R WCI 25 TC -1
LACON* CLEAR 31 19 61 W3 30.19R TC 0
LINCOLN* CLEAR 34 19 54 NW3 30.21R TC 1
SPRINGFIELD PTCLDY 34 21 59 NW8 30.22R WCI 27 TC 1
TAYLORVILLE PTCLDY 35 21 56 NW8 30.22R WCI 29 TC 2
ILZ033-039-045-046-055>057-062-063-210500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN PTCLDY 31 24 75 W13 30.18R WCI 21 TC -1
DANVILLE* PTCLDY 34 23 63 W8 30.16R WCI 27 TC 1
RANTOUL* CLEAR 32 23 71 W10 30.17R WCI 23 TC 0
MATTOON MOCLDY 31 24 75 W8 30.18R WCI 23 TC -1
PARIS* MOCLDY 34 24 67 NW9 30.17R WCI 26 TC 1
ILZ079-100>102-210500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLEAR 37 19 48 N9 30.25R WCI 31 TC 3
BELLEVILLE MOCLDY 35 23 61 N10 30.23R WCI 27 TC 2
CAHOKIA* MOCLDY 38 21 50 N10 30.25R WCI 31 TC 3
SPARTA* PTCLDY 37 24 58 N6 30.24R WCI 33 TC 3
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-210500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLEAR 39 29 67 NW5 30.21R TC 4
CAIRO* PTCLDY 45 34 64 N8 30.17R TC 7
EFFINGHAM* MOCLDY 36 26 65 W6 30.21R WCI 31 TC 2
MARION CLEAR 40 28 62 N5 30.21R TC 5
MT. VERNON PTCLDY 39 27 62 VRB5 30.22R TC 4
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* PTCLDY 36 29 73 N7 30.21R WCI 31 TC 2
METROPOLIS* PTCLDY 44 33 65 CALM 30.17R TC 7
ILZ067-068-072-073-078-083-087-091-210500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE PTCLDY 36 29 75 NW9 30.18R WCI 29 TC 2
FLORA* PTCLDY 36 28 75 NW5 30.21R WCI 32 TC 2
FAIRFIELD* PTCLDY 38 28 67 NW3 30.19R TC 4
HARRISBURG* CLEAR 40 29 65 N7 30.19R TC 5
ROBINSON* PTCLDY 36 30 80 NW6 30.19R WCI 31 TC 2
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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