Long term forecast forSandtjønn, Nissedal (Vestfold og Telemark)

  1. Applies to Telemark, Buskerud and Oppland

    From late Saturday afternoon to early Sunday morning heavy rain showers are expected in your area. There will be large local variations in intensity and duration, and the weather conditions can change rapidly.

    Severity
    Yellow severity - moderate danger
    Orange severity - considerable danger
    Red severity - extreme danger
    The colour tells you how severe the situation can become (hjelp.yr.no)

    InstructionsKeep yourself informed of the latest weather developments and forecasts. Follow the weather situation on the rain radar. Stay away from steep slopes as well as fast flowing streams. Cleaning of drainage systems and culverts is recommended so that the water can drain away. Adjust the speed and use caution while driving.

    ConsequencesRisk of storm water in urban areas, local flooding, stream bank erosion, changing waterways, shallow landslides at locations impacted by showers. Road conditions affected with road spray and hydroplaning in some places.

    Tidslinje

    1. Saturday July 31, 2021 16:00 - Increasing danger
    2. Sunday August 1, 2021 02:00 - Danger is over
    Map of heavy rainshowers, yellow level, Telemark, Buskerud and Oppland, 31 July 14:00 UTC to 01 August 00:00 UTC.
  2. Applies to Telemark, Buskerud and Oppland

    From late Saturday afternoon to early Sunday morning there is a risk of thunderstorm. There will be large local differences in intensity. Some places will not experience any thunder.

    Severity
    Yellow severity - moderate danger
    Orange severity - considerable danger
    Red severity - extreme danger
    The colour tells you how severe the situation can become (hjelp.yr.no)

    InstructionsStay up to date on the development of the weather and the weather forecast. Monitor the weather radar or lyn.met.no. Disconnect electrical appliances. Seek shelter. Avoid open plains and large trees. Do not swim or bathe.

    ConsequencesLocally heavy rain showers. Danger of damage to object(s) as a result of lightning strikes. Hail can occur and can e.g. provide transient slippery roads. Bigger hail can cause damage, e.g. to cars and crop.

    Tidslinje

    1. Saturday July 31, 2021 16:00 - Increasing danger
    2. Sunday August 1, 2021 02:00 - Danger is over
    Map of frequent lightning, yellow level, Telemark, Buskerud and Oppland, 31 July 14:00 UTC to 01 August 00:00 UTC.
Long term forecast
Saturday31 July12–18 Sunday1 August12–18 Monday2 August14–20 Tuesday3 August14–20 Wednesday4 August14–20 Thursday5 August14–20 Friday6 August14–20 Saturday7 August14–20 Sunday8 August14–20
Partly cloudy.
Light rain.
Partly cloudy.
Rain showers.
Partly cloudy.
Rain.
Rain.
Rain.
Cloudy.
21° 13° 14° 14° 16° 13° 14° 14° 16°
0 mm 0.8 mm 0 mm 2.2 mm 0 mm 2.9 mm 3.7 mm 3.1 mm 0 mm
Light air, 1 m/s from south-southwest Gentle breeze, 4 m/s from north-northeast Light breeze, 2 m/s from southwest Light breeze, 2 m/s from east-northeast Light breeze, 2 m/s from south-southeast Light breeze, 3 m/s from southeast Gentle breeze, 5 m/s from east-southeast Gentle breeze, 4 m/s from east-northeast Light breeze, 3 m/s from south
  • Rather certain
  • Somewhat uncertain
  • Uncertain
Detailed long term forecast
Date Time Forecast Temp. Precipitation Wind
Saturday 31/07/2021 00:00–06:00
Partly cloudy.
18° 0 mm Light breeze, 2 m/s from northwestLight breeze, 2 m/s from northwest
06:00–12:00
Partly cloudy.
13° 0 mm Light breeze, 2 m/s from northwestLight breeze, 2 m/s from northwest
12:00–18:00
Partly cloudy.
21° 0 mm Light air, 1 m/s from south-southwestLight air, 1 m/s from south-southwest
18:00–00:00
Fair.
22° 0 mm Light breeze, 3 m/s from southLight breeze, 3 m/s from south
Sunday 01/08/2021 00:00–06:00
Cloudy.
14° 0 mm Light breeze, 2 m/s from northwestLight breeze, 2 m/s from northwest
06:00–12:00
Heavy rain.
12° 11.5 mm Light breeze, 2 m/s from northwestLight breeze, 2 m/s from northwest
12:00–18:00
Light rain.
13° 0.8 mm Gentle breeze, 4 m/s from north-northeastGentle breeze, 4 m/s from north-northeast
18:00–00:00
Partly cloudy.
14° 0 mm Gentle breeze, 5 m/s from north-northeastGentle breeze, 5 m/s from north-northeast
Monday 02/08/2021 02:00–08:00
Partly cloudy.
12° 0 mm Gentle breeze, 4 m/s from north-northeastGentle breeze, 4 m/s from north-northeast
08:00–14:00
Cloudy.
10° 0 mm Light breeze, 3 m/s from northeastLight breeze, 3 m/s from northeast
14:00–20:00
Partly cloudy.
14° 0 mm Light breeze, 2 m/s from southwestLight breeze, 2 m/s from southwest
20:00–02:00
Partly cloudy.
13° 0 mm Light breeze, 2 m/s from south-southeastLight breeze, 2 m/s from south-southeast
Tuesday 03/08/2021 02:00–08:00
Partly cloudy.
10° 0 mm Light air, 1 m/s from northLight air, 1 m/s from north
08:00–14:00
Rain.
11° 2.3 mm Light air, 1 m/s from northLight air, 1 m/s from north
14:00–20:00
Rain showers.
14° 2.2 mm Light breeze, 2 m/s from east-northeastLight breeze, 2 m/s from east-northeast
20:00–02:00
Partly cloudy.
13° 0 mm Light air, 1 m/s from southLight air, 1 m/s from south
Wednesday 04/08/2021 02:00–08:00
Partly cloudy.
10° 0 mm Light air, 1 m/s from westLight air, 1 m/s from west
08:00–14:00
Partly cloudy.
11° 0 mm Light air, 1 m/s from north-northwestLight air, 1 m/s from north-northwest
14:00–20:00
Partly cloudy.
16° 0 mm Light breeze, 2 m/s from south-southeastLight breeze, 2 m/s from south-southeast
20:00–02:00
Partly cloudy.
14° 0 mm Light breeze, 2 m/s from south-southeastLight breeze, 2 m/s from south-southeast
Thursday 05/08/2021 02:00–08:00
Cloudy.
11° 0 mm Light air, 1 m/s from north-northwestLight air, 1 m/s from north-northwest
08:00–14:00
Rain.
11° 3.1 mm Light breeze, 2 m/s from north-northeastLight breeze, 2 m/s from north-northeast
14:00–20:00
Rain.
13° 2.9 mm Light breeze, 3 m/s from southeastLight breeze, 3 m/s from southeast
20:00–02:00
Rain.
13° 2.9 mm Light breeze, 3 m/s from southeastLight breeze, 3 m/s from southeast
Friday 06/08/2021 02:00–08:00
Rain.
12° 3.8 mm Light breeze, 3 m/s from east-northeastLight breeze, 3 m/s from east-northeast
08:00–14:00
Heavy rain.
11° 6.6 mm Gentle breeze, 4 m/s from north-northeastGentle breeze, 4 m/s from north-northeast
14:00–20:00
Rain.
14° 3.7 mm Gentle breeze, 5 m/s from east-southeastGentle breeze, 5 m/s from east-southeast
20:00–02:00
Heavy rain.
13° 5.2 mm Gentle breeze, 4 m/s from southeastGentle breeze, 4 m/s from southeast
Saturday 07/08/2021 02:00–08:00
Cloudy.
13° 0 mm Light breeze, 3 m/s from northeastLight breeze, 3 m/s from northeast
08:00–14:00
Heavy rain.
12° 8.2 mm Gentle breeze, 4 m/s from eastGentle breeze, 4 m/s from east
14:00–20:00
Rain.
14° 3.1 mm Gentle breeze, 4 m/s from east-northeastGentle breeze, 4 m/s from east-northeast
20:00–02:00
Cloudy.
14° 0 mm Light breeze, 2 m/s from south-southwestLight breeze, 2 m/s from south-southwest
Sunday 08/08/2021 02:00–08:00
Cloudy.
12° 0 mm Light breeze, 2 m/s from south-southwestLight breeze, 2 m/s from south-southwest
08:00–14:00
Cloudy.
12° 0 mm Light breeze, 2 m/s from southLight breeze, 2 m/s from south
14:00–20:00
Cloudy.
16° 0 mm Light breeze, 3 m/s from southLight breeze, 3 m/s from south

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