374
ASUS43 KLOT 190306
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 PM CST THU DEC 18 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.
ILZ001-002-007-009-015-016-024-190400-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE MIX PCPN 17 7 64 W31G40 29.65R WCI -3 TC -8
STERLING* CLEAR 18 12 77 W32G41 29.57S WCI -2 TC -8
SAVANNA* PTCLDY 16 5 60 W18G29 29.61R WCI 0 TC -9
ILZ003-004-008-010-011-017-018-190400-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD FLURRIES 20 10 65 W23G38 29.52R WCI 3 TC -7
FREEPORT* MOCLDY 18 8 67 W23G32 29.55R WCI 0 TC -8
DE KALB* FLURRIES 20 15 78 W17G32 29.51R WCI 6 TC -6
PERU* CLOUDY 22 11 64 W22G37 29.59R WCI 6 TC -6
ILZ005-006-012>014-019>023-190400-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE CLOUDY 28 20 71 W14G29 29.45S WCI 17 TC -2
CHICAGO-MIDWAY CLOUDY 29 20 69 W24G33 29.48S WCI 15 TC -2
AURORA CLOUDY 22 14 71 W30G44 29.52R WCI 4 TC -6
JOLIET* CLOUDY 28 19 70 W18G32 29.55R WCI 15 TC -2
WAUKEGAN CLOUDY 28 20 71 W16G29 29.41R WCI 16 TC -2
DUPAGE AIRPORT CLOUDY 25 17 72 W21G33 29.49R WCI 11 TC -4
KANKAKEE* CLOUDY 30 22 73 W21G29 29.55S WCI 17 TC -1
WHEELING CLOUDY 28 19 69 W15G25 29.46R WCI 16 TC -2
MORRIS* PTCLDY 24 16 71 W26G41 29.55R WCI 7 TC -5
ROMEOVILLE* CLOUDY 27 18 69 W28G38 29.52R WCI 11 TC -3
LANSING* CLOUDY 29 19 67 W22G30 29.49R WCI 15 TC -2
NORTHERLY ISL* N/A 29 21 72 W6 N/A WCI 23 TC -2
LMZ740>746-190400-
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 30 270/ 25/ 28 N/A
NORTHERLY ISL 30 290/ 7/ 21 N/A
BURNS HARBOR 32 260/ 13/ 15 998.6R
MICHIGAN CITY 33 250/ 26/ 30 997.0R
ILZ025>027-034>036-040-047-049-050-058-095>099-190400-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY CLOUDY 24 13 62 NW29G38 29.75R WCI 7 TC -4
GALESBURG* PTCLDY 18 13 81 W24G33 29.69R WCI 1 TC -8
MACOMB* FLURRIES 22 15 72 NW24G37 29.73R WCI 6 TC -5
JACKSONVILLE* CLOUDY 27 20 76 W30G38 29.70R WCI 10 TC -3
ILZ028>032-037-038-041>044-048-051>054-059>061-190400-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC CLOUDY 27 19 71 W32G40 29.59R WCI 10 TC -3
BLOOMINGTON CLOUDY 26 19 74 W31G37 29.61R WCI 9 TC -3
DECATUR CLOUDY 31 23 72 NW20G32 29.62R WCI 19 TC -1
PEORIA FLURRIES 22 12 65 W15G40 29.66R WCI 9 TC -6
LACON* CLOUDY 21 9 59 W21G36 29.64R WCI 6 TC -6
LINCOLN* CLOUDY 29 18 63 NW13G24 29.66R WCI 18 TC -2
SPRINGFIELD CLOUDY 30 21 69 W16G37 29.66R WCI 19 TC -1
TAYLORVILLE CLOUDY 32 25 75 W22G29 29.67R WCI 19 TC 0
ILZ033-039-045-046-055>057-062-063-190400-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN CLOUDY 30 25 81 W24G43 29.58R WCI 16 TC -1
DANVILLE* CLOUDY 34 32 93 NW16G22 29.54R WCI 23 TC 1
RANTOUL* LGT RAIN 30 26 84 W21G29 29.57R WCI 17 TC -1
MATTOON CLOUDY 32 29 88 NW20 29.59R WCI 20 TC 0
PARIS* CLOUDY 36 35 96 W22 29.54S WCI 25 TC 2
ILZ079-100>102-190400-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 32 21 64 W28G40 29.72R WCI 18 TC 0
BELLEVILLE CLOUDY 34 25 69 W30G43 29.71R WCI 20 TC 1
CAHOKIA* FLURRIES 33 22 63 NW30G44 29.74R WCI 19 TC 1
SPARTA* CLOUDY 38 28 67 NW12G23 29.71R WCI 30 TC 3
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-190400-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE LGT RAIN 43 38 82 W17G37 29.67R TC 6
CAIRO* CLEAR 44 42 91 SW9 29.67R TC 7
EFFINGHAM* DRIZZLE 36 33 90 W17G23 29.63R WCI 26 TC 2
MARION DRIZZLE 42 41 96 W15G22 29.66R TC 5
MT. VERNON LGT RAIN N/A N/A N/A NW9G22 29.66R
CENTRALIA* N/A N/A N/A N/A MISG N/A
SALEM* CLOUDY 37 34 88 NW13G24 29.65R WCI 29 TC 3
METROPOLIS* PTCLDY 43 42 97 CALM 29.66R TC 6
ILZ067-068-072-073-078-083-087-091-190400-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE MOCLDY 41 39 93 SW5 29.55S TC 5
FLORA* FLURRIES 36 34 93 NW18G26 29.63R WCI 25 TC 2
FAIRFIELD* CLOUDY 42 40 93 CALM 29.59R TC 6
HARRISBURG* MOCLDY 42 40 93 SW6 29.61F TC 5
ROBINSON* CLOUDY 41 41 100 W12 29.56R TC 5
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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