Aviation Digital Data Service (ADDS)

Output produced by METARs form (0159 UTC 26 April 2017)
found at http://www.aviationweather.gov/adds/metars/
 
METAR text: KNHK 260152Z 01012KT 6SM OVC004 15/15 A2969 RMK AO2 SLP054 P0001 T01500150 $
Conditions at: KNHK (PATUXENT RIVER , MD, US) observed 0152 UTC 26 April 2017
Temperature: 15.0°C (59°F)
Dewpoint: 15.0°C (59°F) [RH = 100%]
Pressure (altimeter): 29.69 inches Hg (1005.5 mb)
[Sea-level pressure: 1005.4 mb]
Winds: from the N (10 degrees) at 14 MPH (12 knots; 6.2 m/s)
Visibility: 6 miles (10 km)
Ceiling: 400 feet AGL
Clouds: overcast cloud deck at 400 feet AGL
Weather:
SOME DATA ABOVE MAY BE INACCURATE!!!
"$" is an indication the sensor requires maintenance