Conversions
Briefings/Observation Networks
METARs/TAFs
Surface Observations
Instrumentation
100

The temperature at which water vapor starts to condense out of the air. 

What is dewpoint? 

100

This is the weather and climate observing network directed by The National Weather Service. 

What is COOP? 

100

10SM stands for what type of weather observation? (Not asking to decode)

What is visibility? 

100

An automated surface observing system. 

What is ASOS? 

100

An instrument that measures net radiation. 

What is the radiometer? 

200

Why is it more humid at night? 

What are the temperatures cooler at night? 

200

Discussion of national/local watches and warnings are in this weather briefing component. 

What are current observations? 

200

What does TAF stand for? 

What is Terminal Aerodrome Forecast? 

200

A wind barb with a flag indicates what wind speed on a station plot? (Must answer with units!!)

What is 50 knots? 

200

Height where wind speed is measured. (Answer with unit!!)

What is 10 meters? 
300

The wind speed is 45 mph. Convert to knots. (Must answer with unit!)

What is 39 knots? 

300

Spaced between 2km and 40km apart, conditions are updated every 1 to 15 minutes. 

What is a mesonet? 

300
What does the "$" mean in a METAR? 

What is the station needing maintenance? 

300

If the pressure on a station plot is 987, what is the pressure? (Must answer with units!!)

What is 998.7 mb? 

300

Each tick of a tipping bucket rain gauge represents this amount of precipitation. (Must answer with unit!!)

What is .01 inches? 

400

The temperature is 95 degrees fahrenheit. Convert to celsius. 

What is 35? 

400

The network originated with Colorado Climate Center at Colorado State University in 1988. 

What is CoCoRaHS? 

400

What height is the ceiling from this code? (Must answer with units!!)

SCT026 BKN049 OVC150


What is 4900 feet? 

400

Why is isoplething used? 

What are identifying weather features and atmospheric patterns? 

400

How is dewpoint derived? 

What is using relative humidity and temperature? 

500

The time is 8:00am EDT. Convert to zulu. 

What is 12Z? 

500
What weather features should be discussed in a weather briefing? (Name THREE)

What are high/low pressure, fronts, air masses, jet stream alignments, etc. 

500

What is the difference between a METAR and a TAF? 

What is METAR that describes current weather at a given station reporting every hour and TAF being a forecast report generated every 6 hours for the coming 24-hour period. 

500

This sector of a midlatitude cyclone has southerly flow, high dewpoints, and can have storms. 

What is the warm sector? 

500

What is a source of error in measuring the liquid equivalent of frozen precipitation using a heating element? 

What is evaporation bias? 

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