Jökull


Jökull - 01.12.1986, Side 65

Jökull - 01.12.1986, Side 65
TABLE 2. Seasonal summary 1751 — 1760. (Con- struction as for Table 1.) Total number of possible seasonal descriptions: 160; total number of cold winters and springs: 30; mild winters and springs: 15; partly mild, partly cold winters and springs: 7; others: 3; no data: 25. Total number of cold summers and' autumns: 8; mild summers and autumns: 13; wet summers and autumns: 10; dry summers and autumns: 1; cold and wet summers and autumns: 6; cold and dry summers and autumns: —; mild and dry summers and autumns: 3; mild and wet summers and autumns: 1; variable summers and autumns: 7; others: 2; no data: 29. records: “Drift ice off the eastern and western fjords but no ice in the north.” This is unusual. 1705 was a severe ice year, with ice reaching the south coast. This was also a cold and wet summer. In 1706, sea ice came to the north “at the time of the beginning of summer” (22 April) “but it was not land-fast for long and it did not stay far into the summer” (Vallaannáll). There was also sea ice in the east according to Fitja- annáll. In 1708, the ice was first seen in the north around 8 February. It continued to drift in and out for some time although it was never land-fast. On 5 May, the ice did come right into the coast “everywhere in the north” (Vallaannáll). 1711-1720 The next decade, 1711 to 1720, was slightly colder than the previous one, but was relatively mild com- pared to other decades (see Figure 2). There were no exceptionally severe winters, although 1718 and 1720 TABLE 3. A Summary of the Seasons 1781- To/?a 3. Megineinkenni árstíöa 1781 — 1784 1784 Year District Winter Spring Summer Autumn Sea ice duration North Mild Variable Good Variable April to early June 1781 South Mild Reasonable Mild East Mild Reasonable Good Variable West Mild Reasonable Good Wet North Severe at end Severe Cold and dry Very cold Mid March — late August 1782 South Severe Severe Cold and dry cold May — June — August East Severe Very cold Very cold Very cold Early Feb. — Sep. West Severe Very cold Very cold Mainly cold End March — late August North Severe Variable Variable Cold 9 March — August 1783* South Reasonable Mild Cold Cold East Severe Cold Cold Cold May — end August West Cold Reasonable Cold Cold June — August North Severe Very cold Cold Reasonable January — July 1784 South Severe Very cold Cold Reasonable East Severe Very cold Reasonable Reasonable March — June West Severe Very cold Cold Reasonable January — June TABLE 3. This table shows the main characteristics of the seasons during 1781 to 1784. The terminology used •s that of the contemporary observers. The duration of sea ice off the coasts is also given (New Style dates). For the sea ice column only “west” should be taken as meaning “northwest”. In 1782, sea ice is said to have re- turned to the southern coast (Rangárvallasýsla) on 14 August, but it is not stated how long it remained. It was, however, lying just off the Westman Islands in late August (see the discussion of 1782 in the text). 63

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