Satellite pictures workshop

Satellite pictures workshop
Valter Lindén, Solstakäret, Karlstad
Satellite pictures workshop
1. Why?
a) Skridskonätet
b) Contacts
c) Satellite
2. Method
a) Weather data and conditions
b) Satellite pictures, posibilities to see (clouds)
c) Conclusions, look back, latest available
Satellite pictures workshop
• Cases
1.
2.
3.
4.
5.
Yngen – stöpis and kärnis
Vänern – have something happened?
Femunden - check and doublecheck
Brommö - a mistake can be forgiven
Tvärs över Vänern
Yngen 2014-02-28
Väderhistorik
Satellitbild och
verklighet
Tilas stoll
Sammanfattning
• What lake is interesting
• Are there any satellite pictures
• What have happened with snow, rain,
temperature
• Compare with lakes you know conditions for
• Take a chance!
Worldview Nasa
Case Vänern
What has
happened?
Väst Kållandsö
Söder Hindens rev
Study to confirm
• Tur rapporter some days old
• Vänern outside islands are always unsure,
ice can be driven away
• Are planned areas stable – look at
different satellite pictures
• Weather data and outlook
Case Femunden
Check and doublecheck
Sublimering
Sublimering
Experience on Torneträsk:
24 hours of clear weather and wind
gave from 75% snow to 75% ice
Who report?
Not so good – for skating…
Check as much as you can
•
•
•
•
•
Satellite pictures
Weather backwards and outlook
Call and ask about conditions
Are the informer reliable
Sometimes You have to make mistakes,
someone have to be first and it is a very
nice feeling
Case Brommö
A mistake can
be forgiven
Case 5
Tvärs över
Vänern
We were
navigating
on this
satellite
picture!
Movie
Summering av turen
The skating tour ”Tvärs över Vänern”
was possible thanks to satellite study,
thanks to the study of tours the days
before but also thanks to using satellite
picture as a map!
Tack till mina kamrater Göte Hellström,
Bengt Sääv, Svante Tideman och Per
Andersson!