Low level flight conditions over Iceland

                 Low level flight conditions over Iceland

                 13.11.2026

OUTLOOK 1700 - 2300 GMT.

Winds/temperature at significant levels:
FL050: 320/30-50KT in the S, but 020/50-75KT in the N, -08
FL100: 330/30-50KT, but becoming 010/40-65KT, strongest in the N, -20
FL180: 010/25-55KT, strongest in the N, but 270/40-65KT in the S at first, from -40 in the NW up to -32 in the SE

Overview of weather systems:
Just N of Melrakkasletta is a 985 mb low, moving SE. Over Greenland is a 1030 mb high.

Near surface winds:
Widely NW- and W-erly winds, 20-45KT in the N and E with gust up to 65KT in places, strongest winds in the NW. Becoming 35-55KT in mid-N-Iceland with gust up to 70KT. NW-erly winds 15-35KT in the SW and far NE, strongest by the coasts and in higher grounds.

Cloud heights/visibility/weather:
BKN/OVC at 0200-1500FT and poor visibility with snow/blowing snow in the N and central parts. Mostly above 2500FT in the far S and SE and good visibility. SCT/BKN at 1000-2500FT and showers of snow in the SW part with poor visibility in showers, but possible heavy snow at the end of period there. Tops around 15,000-18,000FT in the N parts and 5,000-8,000FT in the SW.

Visual flight conditions in Iceland:
Impassable in the N and central Iceland. Good in the far S and SE. Poor in showers in the SW, but impassable in heavy snow later in the period.

Freezing level:
SFC.

Atmospheric or cloud icing:
MOD/SEV in the N parts (see SIGMET). LGT OCNL MOD in the SW.

Turbulence:
MOD BECOMING SEV in the N parts later in the period, but LGT OCNL MOD in other parts.

Other information:
SEV ICE SIGMET in force.
SEV TURB SIGMET will be issued later in the period.