Aviation Digital Data Service (ADDS)

Output produced by METARs form (0225 UTC 06 December 2020)
found at http://aviationweather.gov/metar/data/
 
METAR text: KARR 060152Z 00000KT 10SM CLR M01/M04 A3011 RMK AO2 SLP206 T10061044
Conditions at: KARR (CHICAGO/AURORA , IL, US) observed 0152 UTC 06 December 2020
Temperature: -0.6°C (31°F)
Dewpoint: -4.4°C (24°F) [RH = 75%]
Pressure (altimeter): 30.11 inches Hg (1019.7 mb)
[Sea-level pressure: 1020.6 mb]
Winds: calm
Visibility: 10 or more miles (16+ km)
Ceiling: at least 12,000 feet AGL
Clouds: sky clear below 12,000 feet AGL
Weather: no significant weather observed at this time