weather forecast:
Two low pressure systems are forecast to reach Iceland during the period from Friday morning until
Saturday evening.
The forecast is for southeast 20-25 m/s, (strong gale to storm) tomorrow, Friday, but south 25-30 m/s
(storm to violent storm) on Saturday. A heavy rainfall warning has also been issued for these lows..
Travel conditions will be poor in the south and west
/media/frettir/myndasafn/2015/2015-03-12_vatnsvedurogstormar_en.pdf
Lidar measurements of the cryosphere
Reykholt, Iceland, June 20–21, 2013
Lidar measurements
of the cryosphere
Reykholt, Iceland, June 20–21, 2013
Abstract volume
Lidar map of the ice-covered stratovolcano Öræfajökull in S-Vatnajökull, S-Iceland,
surveyed by TopScan GmbH in August 2011
Lidar measurements of the cryosphere
/media/vatnafar/joklar/Reykholt-abstracts.pdf
-13
FL180: 270/25-45KT, but 26015KT by the NE-coast, -29
Overview of weather systems:
1000 km S of Cape Farewell is an extensive 980 mb low. Over Greenland is a 1038 mb high.
Near surface winds:
N-ly or variable wind, 05-25 KT.
Cloud heights/visibility/weather:
BKN/OVC at 1000-2500 FT in the N-part and occasional snowshowers with poor visibility. Widely FEW/SCT and good
/weather/aviation/llf-iceland/
Warning due to gale winds and heavy precipitation
20.7.2012
Saturday afternoon and evening, 21st July, strong southeast- and easterly winds are expected in the southern and western parts of Iceland with heavy rain.
Mean wind speed will be 13 to 20 m/s and occasional
/about-imo/news/nr/2501
(alb: AWS)
MODELLING LONG-TERM SUMMER AND WINTER BALANCES
? The authors 2009
Journal compilation ? 2009 Swedish Society for Anthropology and Geography 241
ed temperatures relative to –20°C to account for de-cay of snow albedo at temperatures below the melt-ing point, following a study by Winther (1993). Wetested both approaches, and chose to use –5°C asthe minimum for the accumulated temperature
/media/ces/GA_2009_91A_4_Andreassen.pdf
-values, average windspeed and the median for the average windspeed in m/s, km/h, and knots.
Top of page
Windspeed classification
To ease the understanding of the m/s measurement, the following table can be used.
Windspeed IN m/s
Description
<5
Very slow wind
5-10
Rather slow wind
10-20
Considerable wind, may lead to difficulties
20-30
Very windy, caution is advised
>30
/weather/articles/nr/1283
The International Forestry Review 12(5), p 28.
Alam, A., Kilpeläinen, A. and Kellomäki, S. (2010). Forest biomass for energy production ? Potentials, management and risks under climate change. Conference on Future Climate and Renewable Energy: Impacts, Risks and Adaptation, 31.5. ? 2.6.2010, Oslo, Norway. Conference Proceedings pp. 50-51.
Kellomäki, S. (2007). In: J. Fenger (Ed.) Impacts of Climate Change
/ces/publications/nr/1939
-values, average windspeed and the median for the average windspeed in m/s, km/h, and knots.
Top of page
Windspeed classification
To ease the understanding of the m/s measurement, the following table can be used.
Windspeed IN m/s
Description
<5
Very slow wind
5-10
Rather slow wind
10-20
Considerable wind, may lead to difficulties
20-30
Very windy, caution is advised
>30
/weather/articles/nr/1283/