few weeks before the eruption started and since then the stations is
showing a slow southwest movement which reflect a slow deflation process (Graph:
Benedikt Gunnar Ófeigsson). B) Shows where the magma intrution had formed
(Figure: IMO).Shortly
before the eruption onset the seismic activity decreased, and no earthquake over
M4 has been measure since. On the 19th of March at 20:45 the magma
/about-imo/news/the-small-eruption-in-fagradalsfjall-celebrates-six-months/
ANNUAL REPOR T 2014
2
I C E L A N D I C M E T O F F I C E / A N N U A L R E P O R T 2 0 1 4
?Veðurstofa Íslands 2015
Bústaðavegur 7–9, 108 Reykjavík, Iceland
The annual report was drafted by the IMO sta?.
Editor: Sigurlaug Gunnlaugsdóttir
Design and layout: Hvíta húsið
Printing: Oddi
ISSN 2251-5607
Cover photo: Gro Birkefeldt Møller Pedersen
I N D E X
4 Bárðarbunga
7 Rockslide
/media/vedurstofan/utgafa/skyrslur/2015/IMO_AnnualReport2014.pdf
and Communications –
publication 15/2010. 98 pp. (in Finnish, abstract in English)
Sumalee, A., Uchida, K., and Lam, W.H.K. (2011), Stochastic multi-modal transport network under demand
uncertainties and adverse weather condition, Transportation Research Part C, Vol.19, pp.338-350.
NONAM PhD course – Adaptive management in relation to climate change – Copenhagen 21-26/8/2011
/media/loftslag/Outline_for_the_case_Road_maintenance_in_a_changing_climate.pdf
to 23 m/s) in most places tomorrow; lighter wind in the south and west until the afternoon. Snow in northern Iceland but some snowshowers in the south. Becoming colder tomorrow, temperatures from zero to minus 5 °C but above zero at the south coast.
On Tuesday: Northwest 13 to 23 m/s, strongest in the northeast. Snow in the north part, but dry in the south. Lighter wind in the west. Temperatures 0
/about-imo/news/nr/2999
well away from the eruption now; all access is restricted. The weather forecast is as follows: Increasing northeast wind and intermittent snow and blowing snow, 18 to 23 m/s by afternoon. Rather slighter northwest wind tomorrow and snow showers. Air temperatures -1°C down to -6°C. Calmer weather is expected on Wednesday.
On April 4th, lava flowing to the west encountered some patches of glacial ice
/about-imo/news/nr/1860
and Hvanná.
Reduced visibility (10 m) and risky weather keep visitors well away from the eruption now; all access is restricted. The weather forecast is as follows: Increasing northeast wind and intermittent snow and blowing snow, 18 to 23 m/s by afternoon. Rather slighter northwest wind tomorrow and snow showers. Air temperatures -1°C down to -6°C. Calmer weather is expected on Wednesday
/about-imo/news/nr/1860/
it was among the 10 warmest recorded, but in
the Northeast and East it was among the 15 warmest. Multi-station temperature measurements
go back to the early 1870s.
In Reykjavik only May had slightly below normal temperatures (1961-1990) and in 7 of the
months the temperature was more than 1.5°C above the normal. April and July were
particularly warm and April registered the highest temperature ever
/media/vedurstofan/utgafa/skylduskil/ved-eng-2007.pdf
there was a severe cold spell with heavy snow in the east. In the warm spell during the last week the maximum temperature in the country reached 20°C for six consecutive days. This is highly unusual in May. There was unusually much sunshine.
June
June was warm in the west but rather cold in the east. It was very dry; precipitation was below the long term mean all over the country. The drought
/weather/articles/nr/2614
April was colder than March in the whole north and east. This state of affairs is unusual. The
snow cover was light.
May
The first two days were warm, as was the last week. In between, there was a severe cold spell
with heavy snow in the east. In the warm spell during the last week the maximum temperature
in the country reached 20°C for six consecutive days. This is highly unusual in May
/media/vedurstofan/utgafa/skylduskil/ved-eng-2012.pdf
to 36 km
(~7- 32 mi)
head2right ECHAM5 forcing
head2right CCSM3 forcing
(A1B and A2 scenarios)
HadRM
Resolution: 25 km
(~15 mi)
head2right HadCM3 forcing
Land-Atmosphere Interactions
Snow Cover Change Temperature Change
Change in winter temperature (degrees C)Change in fraction of days with snow cover
Wintertime Change from 1990s to 2050s
Salathé et al. 2008
Extreme Precipitation
Change from 1970
/media/ces/Lettenmaier_Dennis_CES_2010pdf.pdf