561
ASUS43 KLOT 160412
RWRIL
ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1100 PM CDT SUN MAR 15 2026
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.
ILZ001-002-007-009-015-016-024-160500-
NORTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MOLINE FOG 28 26 92 NW18G33 29.50F VSB 1 WCI 15
STERLING* CLOUDY 27 27 100 NW16G26 29.46S FOG WCI 15
SAVANNA* LGT SNOW 28 25 88 NW14G21 29.51F VSB 3/4 WCI 17
ILZ003-004-008-010-011-017-018-160500-
NORTH CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ROCKFORD SNOW 27 25 92 NW17G28 29.43F VSB 1/2 WCI 14
FREEPORT* CLOUDY 27 25 89 N21G29 29.48F VSB 3/4 WCI 14
ROCHELLE* LGT SNOW 28 26 92 N23 29.40R VSB 3/4 WCI 14
PERU* LGT SNOW N/A N/A N/A NW17G26 29.40S
ILZ005-006-012>014-019>023-160500-
NORTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHICAGO-OHARE LGT SNOW 32 30 92 N23G29 29.28F FOG WCI 19
CHICAGO-MIDWAY LGT SNOW 33 32 96 N15G23 29.29R FOG WCI 23
AURORA LGT SNOW 31 29 92 N23G35 29.32R FOG WCI 18
JOLIET* RAIN 34 34 99 N10 29.32S WCI 26 TC 1
WAUKEGAN LGT SNOW 31 29 92 N21G41 29.27F FOG WCI 18
DUPAGE AIRPORT LGT SNOW 31 29 92 NW14G26 29.33R FOG WCI 21
KANKAKEE* LGT RAIN 36 34 95 NW16 29.28S WCI 26 TC 2
WHEELING MIX PCPN 32 30 92 N14G30 29.30S FOG WCI 22
MORRIS* LGT SNOW 33 32 98 N9G18 29.33R WCI 25 TC 0
ROMEOVILLE* MIX PCPN 32 32 100 NW15 29.31F FOG WCI 22
NORTHERLY ISL* N/A 34 32 92 NW18 N/A WCI 23 TC 1
LMZ740>746-160500-
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 35 340/ 30/ 36 N/A
NORTHERLY ISL 35 310/ 8/ 31 N/A
CALUMET HARBOR 35 320/ 17/ 26 991.4
BURNS HARBOR 36 320/ 6/ 7 991.5R
MICHIGAN CITY 36 30/ 8/ 9 989.4F
ILZ025>027-034>036-040-047-049-050-058-095>099-160500-
WEST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
QUINCY LGT SNOW 30 29 96 NW24G35 29.63R FOG WCI 16
GALESBURG* LGT SNOW 28 28 100 NW17G29 29.56R WCI 16 TC -2
MACOMB* MIX PCPN 30 29 97 NW24G32 29.59R WCI 16 TC -1
JACKSONVILLE* CLOUDY 32 31 98 W21G31 29.56R WCI 20 TC 0
PITTSFIELD* CLOUDY 32 32 99 NW22G28 29.62R WCI 19 TC 0
ILZ028>032-037-038-041>044-048-051>054-059>061-160500-
CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
PONTIAC MIX PCPN 32 31 95 NW20G30 29.37R WCI 20 TC 0
BLOOMINGTON LGT SNOW 32 32 100 NW18G25 29.38F FOG WCI 20
DECATUR CLOUDY 35 33 92 W18G28 29.45R WCI 24 TC 2
PEORIA LGT SNOW 30 28 92 NW14G25 29.49R VSB 1 WCI 19
LACON* LGT SNOW 29 26 86 N18G29 29.39F WCI 17 TC -1
LINCOLN* LGT SNOW 33 32 95 W12G18 29.48R WCI 25 TC 1
SPRINGFIELD FLURRIES 33 31 92 W23G41 29.52R WCI 21 TC 1
TAYLORVILLE CLOUDY 34 32 93 W24G33 29.50R WCI 21 TC 1
ILZ033-039-045-046-055>057-062-063-160500-
EAST-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CHAMPAIGN MOCLDY 35 33 92 W22G33 29.35S WCI 23 TC 2
DANVILLE* CLOUDY 38 36 93 W28 29.33R WCI 26 TC 3
RANTOUL* CLOUDY 35 33 94 NW25 29.34S FOG WCI 22
MATTOON CLOUDY 37 34 89 W20G37 29.43R WCI 27 TC 3
ILZ079-100>102-160500-
SOUTHWEST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ALTON CLOUDY 36 30 79 W25G31 29.57F WCI 23 TC 2
BELLEVILLE CLOUDY 36 31 83 W20G28 29.59R WCI 25 TC 2
CAHOKIA* CLOUDY 36 29 75 W22G36 29.62R WCI 25 TC 2
SPARTA* CLOUDY 36 32 85 W17G26 29.66R WCI 26 TC 2
ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-160500-
SOUTH-CENTRAL ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
CARBONDALE CLOUDY 39 30 70 W14G33 N/A WCI 31 TC 4
CAIRO* CLOUDY 42 35 76 NW23G31 29.64F TC 6
EFFINGHAM* CLOUDY 38 36 93 W21G30 29.49R WCI 27 TC 3
MARION RAIN 38 32 79 W15G25 29.62R WCI 29 TC 3
MT. VERNON N/A 38 32 79 W16G29 29.58R WCI 29 TC 3
CENTRALIA* CLOUDY 38 32 78 W28G37 29.57R WCI 27 TC 4
SALEM* CLOUDY 39 33 80 W26G35 29.54R WCI 28 TC 4
ILZ067-068-072-073-078-083-087-091-160500-
SOUTHEAST ILLINOIS
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LAWRENCEVILLE CLOUDY 41 37 86 W21G36 29.45S TC 5
FLORA* CLOUDY 39 36 87 W20G30 29.51R WCI 30 TC 4
FAIRFIELD* CLOUDY 40 35 81 W12G26 29.53R TC 4
HARRISBURG* LGT RAIN 39 34 80 W25G35 29.58R WCI 28 TC 4
ROBINSON* CLOUDY 41 37 87 W22G32 29.45R TC 5
ABBREVIATIONS USED IN REMARKS
TC - TEMPERATURE IN CELSIUS
WCI - WIND CHILL INDEX
HX - HEAT INDEX
VSB - VISIBILITY
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