Local Aviation Climatology

Bemidji     Devils Lake     Grand Forks    
Fargo     Thief River Falls
 

Wind Rose Cig & Vsby
January Ceiling
February Visibility
March Ceiling/Visibility
April
May
June
July
August
September
October
November
December



Wind Rose: Shows distribution of wind direction per month at a TAF site for the entire 24 hours. It shows the percentage of time the wind is from a certain direction using the rings and the color indicates what percentage of time the wind speed is from that direction.

Histogram:: Shows the percentage of time that visibility, ceiling and ceiling/visibility for varying flight categories occur.
  MVFR GTE 1,000 to LTE 3,000 and/or GTE 3 to LTE 5SM
  IFR GTE 500 to LT 1,000 and/or GTE 1 to LT 3SM
  LIFR GTE 200 to LT 500 and/or GTE 1/2 to LT 1SM
  VLIFR LT 200 and/or LT 1/2SM

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