Eruptions from the Eyjafjallajokull volcano are weakening,
authorities in Iceland reported, but volcanic ash already in the air
continued to blow towards Britain.
The country's weather forecaster, the Met Office, said current wind patterns suggested no letup until the end of the week.
"At
the moment current weather conditions aren't set to change until about
Friday and then it looks like then the change is going to be
south-westerly winds which will then take it away from the UK," a
spokeswoman told CNN.
About 14,000 flights were expected to
operate in European airspace Tuesday -- half of scheduled air traffic,
according to Eurocontrol, the intergovernmental body that manages
European air travel. Two-thirds of scheduled flights were canceled
Monday, and nearly 80 percent did not fly over the weekend.
Flights were restricted to those above 20,000 feet, Eurocontrol
said. Lower air space is closed or severely restricted across Europe,
it added.
Planes were back in the air in France, Germany and
Italy. Around 75 percent of scheduled flights were expected from
France's two main airports, Charles de Gaulle and Orly, French Minister
for Ecology Jean-Louis Borloo told French radio network RTL.
Germany's
air authority, DFS allowed flights to take off and land in German
airports at low altitude under visual flight rules to reduce the risk
of damage to airline instruments. The country's main carrier Lufthansa
said it hoped to operate as many as 330 flights, including some
long-haul flights, Tuesday.
Italy has reopened its airspace nationwide, the Italian aviation authority ENAC announced.
While airports were open in Spain, the ban on flying in British airspace left thousands of Britons trapped in the country.
The
British government dispatched a navy warship, the HMS Albion, to
Santander to pick up 280 civilians and 450 British military personnel
returning from Afghanistan, all of whom were stranded by the ash cloud.
The Albion is due to arrive at Portsmouth, England, late Wednesday, the British Ministry of Defence said.
The
British government advised its citizens stranded within Europe to make
their way to Calais, France, or any northern European port. It said it
was working with Spanish authorities to establish an "air hub" in
Madrid, where passengers arriving on flights from outside Europe could
be transferred to northern French ports by train or bus.
Elsewhere
in Europe, some countries opened their airspace to travel while keeping
airports closed. Flights higher than around 20,000 feet were allowed
through Danish airspace, the country's air traffic control service
NAVIAIR said.
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Norway
opened its part of its airspace near Bergen briefly on Tuesday and
predicted Gardermoen, just north of Oslo, would be open all day, the
country's air traffic control service AVINOR said.
However, Finland confirmed all Finnish airports would remain closed until 9 a.m. local time (2 a.m. ET) Wednesday.
Some
Asian carriers including Singapore Airlines and Malaysia Airlines
announced the gradual resumption of flights to Europe. And in India,
authorities granted a two-week visa extension for Europe-bound foreign
travelers stranded in the country because of the volcano.
In the
UK, part of Scottish and Northern Irish airspace including Aberdeen,
Inverness and Edinburgh airports will continue to be available from 7
p.m. local time (2 p.m. ET) Tuesday until 1 a.m. Wednesday (9 p.m.
Tuesday ET), and also south to Newcastle Airport in England, the
national air traffic controller NATS said. Scotland's Glasgow and
Teesside airport in northern England will also have some flights during
that period.
Restrictions remain in place over the rest of UK airspace below 20,000 feet, NATS said.
British Airways issued a statement Tuesday apologizing to its customers for the continued disruption.
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The
airline said it was forced to cancel plans to operate some short-haul
and long-haul flights Tuesday, but said it hoped to run a number of
inbound longhaul flights, subject to air restrictions.
It said it was working with other airlines to provide data to authorities which could lead to a reopening of British skies.
A British Airways test Sunday found no damage to the aircraft at a variety of altitudes, the airline said Monday.
"The analysis we have done so far, alongside that from other
airlines' trial flights, provides fresh evidence that the current
blanket restrictions on airspace are unnecessary," said Willie Walsh,
British Airways' chief executive.
Finland's Ministry of Defense,
however, said in a statement Monday that Finnish Air Force F-18 Hornet
fighters that conducted test flights over northern Finland on Thursday
showed effects from volcanic material.
"A post-landing
inspection revealed accumulations of powdery volcanic dust in the
aircraft's air intakes," the ministry said. Officials used a fiberscope
to closely examine the engines of one aircraft, and "imagery ...
indicated that even a short-duration flight inside an ash cloud may
cause substantial damage to aircraft engines."
The engines will undergo a more thorough inspection, the ministry said.
Meteorologist Derrick Ryall of the MET Office in London said there is no "defined safe limit" for volcanic ash.
"No one has said what a safe limit for aircraft is, so therefore it's very difficult for these judgments to be made," he said.
Since the volcanic eruption
worsened last week, sending an ash cloud into the skies, airlines have
been losing at least $200 million a day, according to the International
Air Transport Association, the trade group representing airlines.
Airports had lost close to 136 million euros ($184 million) as of
Sunday, said Olivier Jankovec, director general of Airports Council
International, Europe.
More than 6.8 million passengers have
been affected, Jankovec said in a statement, adding that the effect is
worse than after the September 11 terrorist attacks on the United
States.
Would you be scared to fly through the ash cloud?
Thousands of people have been living in airports.
"I
have been living out of my carry-on for five days," said Paulo Wu,
stranded in Amsterdam, Netherlands. After two nights sleeping on a cot
at the airport, he was able to get into a hotel with an actual bed, he
said. "I have no bags. My bags are somewhere, I think, at the airport.
I just have my carry-on," he said.
The air disruptions have led
to cancellations of numerous high-profile visits. Many world leaders,
including President Obama, were unable to attend Sunday's funeral
services for Polish President Lech Kaczynski.
U.S.
Secretary of State Hillary Clinton canceled plans to travel to
Helsinki, Finland, a State Department official said. Clinton was set to
depart Washington on Tuesday. No decision has been made about whether
she will keep plans to visit Tallinn, Estonia, the official said. If
she does, she will not depart before Wednesday.