Revised 3/29/2020

The Williams Weather page displays the principal weather tools used by soaring pilots, and those tools are not duplicated here.
Links displayed on this page may also prove helpful in some instances.


RASP – Williams, aka 2-3 Day

RASP – NorCal, aka Panoche, aka 7 Day —

  • The 7 Day RASP is very helpful since it provides a longer range forecast, and the turnpoints may be displayed if you wish.


  • Select any region in the USA.  Zoom in and pan to our gliding area.  Helpful for flights of greater than normal distances.

GG – Golden Gate —

  • GPS model (top section) is 12 hour increments.  ‘700mb/  at 12z/  All’ is commonly selected and used to show moisture at 10,000 ft. – Listed on the Williams page

  • Helpful for seeing the big picture, and, you can see forecast weather profiles, including soundings.

Discussion by National Weather Service –

  • Also, see…
  • The San Fran station has an ID of MTR ( see it at the end of the address line above re:Discussion)
  • The Sacamento NWS has an ID of STO

7 Day forecast NWS7-Day Forecast for Latitude 39.15°N and Longitude 122.13°W (Elev. 72 ft)

Satellite Imagery   National Weather Service  (NWS)

GOES 17 Images of Pacific NW coastline – vivid color images of visible clouds (discovered by Pete-98 (1/2/19)

For those pilots looking for standard pressure charts see:  Cool weather page by Morgan 



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