Veðráttan - 02.12.1989, Page 40

Ársyfirlit
VEÐRÁTTAN
1989
Summary of the annual report of the Icelandic Meteorological Office 1989
The Icelandic Meteorological Office was divided in to the following divisions: Admini-
stration, forecasting, computer, climatological, meteorological research, instrumental,
geophysical, aviation observation and sea ice divisions. 63 personnel positions were
occupied at the end of the year.
The number of stations was as follows: 47 synoptic, 37 climatological and 36 precipitation
stations. At 5 of the stations agrometeorological observations were made, one summer
station was operated, 2 stations only for observations of wind, 4 for measurements of
duration of bright sunshine.
Weather messages were sent from 39 Icelandic ships.Upper air observations were made at
Keflavík airport at 12 and 24 GMT. The total number of radiosonde observations (RAOB)
was 727 and wind observations (RAWIN) were 727. At the station írafoss samples were
collected for chemical analysis of some major pollutants in air and precipitation. Ozone
observations were made regularly at Reykjavík. 25 seismological stations were operated and
7 borehole strainmeter stations.
Weather reports and forecasts for Iceland and the surrounding sea banks were broadcast 9
times daily, and special voice broadcasts on short wave from coastal stations intended for
shipping 4 times daily. Forecasts for the deep sea banks were broadcast in Morse code in
Icelandic and English 4 times in 24 hours and forecasts for the banks were broadcast in
English 4 times daily. Forecasts with a 48 and 72 hours validity period were issued daily.
Weather maps were presented daily by a meteorologist in the Icelandic Television.
The monthly issues of Veðráttan were published for the months July 1988 til August 1989
and annual summary for 1988.
Gfnisyfirlit
Bls.
Tíðarfarsyfirlit ................... 97
Úrkomukort ......................... 98
Hitakort ........................... 99
Athuganir á úrkomustöðvum .......... 101
Fjöldi sólskinsstunda .............. 101
Aðaltafla .......................... 102
Hiti og raki á athugunartímum ...... 104
Sólgeislunarmælingar ............... 108
Ýmsar dagsetningar, snjólag og hagar . 110
Lágmarksmælingar við jörð .......... 112
Snjódýpt ........................... 113
Mælingar á cesíum ................, 116
Úrkomumælingar í safnmælum ......... 117
Sjávarhiti ......................... 117
Snjólag ............................. 118 ■
Hitaathuganir C° .................... 120
Mælingar á mesta vindhraða .......... 121
Jarðvegshitamælingar ................ 122
Ozon í gufuhvolfinu ...............:. 123
Lægstur mældur loftþrýstingur
á íslandi ........................ 123
Meðalloftþrýstingur í Stykkishólmi ... 124
Veðurstöðvar ........................ 126
Ársskýrsla .......................... 128
Viðaukar ............................ 133
Leiðréttingar ....................... 134
Summary of the annual report ........ 136
(136)