Choose the best answer.
Why is surface air temperature measured at a standard height of 1.5 m (~5 feet)?
|A)||To allow the observer to read the temperature at eye level without stooping.|
|B)||To ensure an accurate reading, insulated from surface effects.|
|C)||By international law.|
|D)||The winds are lighter at this level.|
Which of the following parameters is not included in a typical plotting model?
Lines connecting areas of equal air pressure are called:
Which of the following would not be able to be observed by an ASOS unit alone?
|A)||Rapidly falling barometric pressure.|
|C)||A shift in the wind direction associated with a frontal passage.|
|E)||All of these things are observable by an unmanned ASOS unit.|
A station's sea level pressure is 997.3 mb. How would you encode this for a plotting model?
If heavy snow blocks your view of the sky, your report of sky cover would most correctly be:
Which of the following statements is false?
|A)||Frost is likely if the air is cooled to its (below freezing) dew point.|
|B)||The dew point increases as precipitation evaporates into the air.|
|C)||Water evaporates when air is cooled to its dew point.|
|D)||A high value of relative humidity implies a low temperature-dew point spread.|
Which of the following locations would typically have the lowest station pressure?
|A)||New York, New York.|
|C)||New Orleans, Louisiana.|
03:00 UTC on May 11 (Friday) would correspond to what time in Boston, Massachusetts?
|A)||11:00 pm EDT, May 10 (Thursday).|
|B)||11:00 pm EDT, May 11 (Friday).|
|C)||11:00 am EDT, May 11 (Friday).|
|D)||10:00 pm EST, May 10 (Thursday).|
|E)||10:00 pm CDT, May 10 (Thursday).|
All of the following statements refer to weather, except for:
|A)||the high temperature on a given day.|
|B)||the peak wind speed and direction on a given day.|
|C)||the normal low temperature on a given day.|
|D)||the relative humidity at 3:00 pm on a given day.|