This hour's MMSA meteorological conditions

These data are from the MMSA energy balance monitoring site located at 2940 m on Mammoth Mountain, California. Wind speed, wind direction, and incoming shortwave irradiance are 15 minute means of samples collected once per second. All other fields are 15 minute means of samples collected once per minute. Each field represents the mean for the 15 minutes prior to the update time.

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Time/Date: 745 PST 7-31-2007
Temperature:17.04 degrees C
Relative Humidity:24.25 percent
Windspeed at Windmast Snow Depth + 3.17m:.655 m/s
Windspeed at Windmast Snow Depth + 0.17m:.565 m/s
Wind Direction at 4m:335 degrees
Wind Direction at 2m:306.7 degrees
Std. Dev. of Wind Dir at 4m:64.84 degrees
Std. Dev. of Wind Dir at 2m:67.5 degrees
Solar Irradiance: 260.5 W/m2
Diffuse Solar Irradiance: 44 W/m2
Red+ Irradiance: 158.6 W/m2
Precise (No Battery) Longwave Irradiance: 247.7 W/m2
Longwave Irradiance: -6999 W/m2
Reflected Solar: 56.88 W/m2
Reflected Red+: 48.1 W/m2
Platform Snow Depth:39.31 cm
Wind Mast Snow Depth:370.6 cm
I-Beam Snow Depth:29.21 cm
 
Note: These are raw data.