Long term forecast forGimsøy, Skien (Vestfold og Telemark)

  1. Applies to Oestafjells

    Still locally large forest fire hazard in areas without signicicant amount of precipitation.

    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)

    InstructionsFollow the instructions from the local authorities. Emergency services should assess a necessary level of alertness.

    ConsequencesVegetation is very easily ignited and very large areas may be affected.

    Tidslinje

    1. Friday July 23, 2021 07:00 - Increasing danger
    2. Wednesday July 28, 2021 00:00 - Danger is over
    Map of high forest fire danger, orange level, Oestafjells, 23 July 05:00 UTC to 27 July 22:00 UTC.
  2. Applies to Oestafjells

    From Monday afternoon to late Tuesday evening heavy rain showers is expected, first in southern parts. 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. The need for emergency preparedness shall be assessed continuously by emergency response actors. 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. Locally difficult driving conditions, especially at waterways. Roads may be closed. Road conditions affected with road spray and hydroplaning in some places.

    Tidslinje

    1. Monday July 26, 2021 12:00 - Increasing danger
    2. Ukjent sluttidspunkt
    Map of heavy rainshowers, yellow level, Oestafjells, 26 July 10:00 UTC to 27 July 22:00 UTC.
  3. Applies to Oestfold, Akershus, Oslo, Buskerud, Vestfold, Telemark, Aust-Agder, Vest-Agder and Rogaland

    Monday afternoon a lot of lightning and thunder is observed along the coast of Agder. It is expected that the risk of thunder will spread to the areas around Oslofjorden and to inner the areas. The risk of thunder is expected to last until Tuesday evening. There will be large lokale differences in intensity and some places will probably not experience 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. Assess the need for preventive measures. Disconnect electrical appliances. Seek shelter. Avoid open plains and large trees. Do not swim or bathe.

    ConsequencesThunderstorms can lead to locally strong wind gusts. Danger of damage to object(s) as a result of lightning strikes. The power supply and TV / internet may be affected. Lightning strikes can cause fires in buildings or forests/vegetation.

    Tidslinje

    1. Monday July 26, 2021 16:00 - Increasing danger
    2. Wednesday July 28, 2021 00:00 - Danger is over
    Map of frequent lightning ongoing, yellow level, Oestfold, Akershus, Oslo, Buskerud, Vestfold, Telemark, Aust-Agder, Vest-Agder and Rogaland, 26 July 14:00 UTC to 27 July 22:00 UTC.
Long term forecast
Wednesday28 July12–18 Thursday29 July14–20 Friday30 July14–20 Saturday31 July14–20 Sunday1 August14–20 Monday2 August14–20 Tuesday3 August14–20 Wednesday4 August14–20
Cloudy.
Rain showers.
Partly cloudy.
Partly cloudy.
Partly cloudy.
Partly cloudy.
Partly cloudy.
Partly cloudy.
21° 18° 21° 19° 19° 19° 19° 19°
0 mm 2.5 mm 0 mm 0 mm 0 mm 0 mm 0 mm 0 mm
Gentle breeze, 4 m/s from south-southeast Light breeze, 3 m/s from south-southeast Light breeze, 2 m/s from south-southwest Light breeze, 2 m/s from south-southwest Light breeze, 2 m/s from north-northeast Light breeze, 2 m/s from northwest Light breeze, 2 m/s from west-southwest Light breeze, 2 m/s from west-northwest
  • Rather certain
  • Somewhat uncertain
  • Uncertain
Detailed long term forecast
Date Time Forecast Temp. Precipitation Wind
Wednesday 28/07/2021 00:00–06:00
Rain.
18° 1.4 mm Light air, 1 m/s from northwestLight air, 1 m/s from northwest
06:00–12:00
Rain.
18° 4.1 mm Light air, 1 m/s from south-southwestLight air, 1 m/s from south-southwest
12:00–18:00
Cloudy.
21° 0 mm Gentle breeze, 4 m/s from south-southeastGentle breeze, 4 m/s from south-southeast
18:00–00:00
Cloudy.
20° 0 mm Gentle breeze, 4 m/s from south-southeastGentle breeze, 4 m/s from south-southeast
Thursday 29/07/2021 00:00–06:00
Heavy rain.
18° 6.3 mm Light breeze, 2 m/s from southeastLight breeze, 2 m/s from southeast
08:00–14:00
Heavy rain.
16° 6.1 mm Light breeze, 2 m/s from eastLight breeze, 2 m/s from east
14:00–20:00
Rain showers.
18° 2.5 mm Light breeze, 3 m/s from south-southeastLight breeze, 3 m/s from south-southeast
20:00–02:00
Partly cloudy.
16° 0 mm Light breeze, 3 m/s from south-southeastLight breeze, 3 m/s from south-southeast
Friday 30/07/2021 02:00–08:00
Partly cloudy.
13° 0 mm Light air, 1 m/s from southLight air, 1 m/s from south
08:00–14:00
Partly cloudy.
14° 0 mm Light air, 1 m/s from westLight air, 1 m/s from west
14:00–20:00
Partly cloudy.
21° 0 mm Light breeze, 2 m/s from south-southwestLight breeze, 2 m/s from south-southwest
20:00–02:00
Fair.
21° 0 mm Light air, 1 m/s from southwestLight air, 1 m/s from southwest
Saturday 31/07/2021 02:00–08:00
Partly cloudy.
15° 0 mm Light air, 1 m/s from north-northeastLight air, 1 m/s from north-northeast
08:00–14:00
Partly cloudy.
15° 0 mm Light air, 1 m/s from north-northwestLight air, 1 m/s from north-northwest
14:00–20:00
Partly cloudy.
19° 0 mm Light breeze, 2 m/s from south-southwestLight breeze, 2 m/s from south-southwest
20:00–02:00
Partly cloudy.
18° 0 mm Light air, 1 m/s from south-southeastLight air, 1 m/s from south-southeast
Sunday 01/08/2021 02:00–08:00
Partly cloudy.
14° 0 mm Light air, 1 m/s from northLight air, 1 m/s from north
08:00–14:00
Partly cloudy.
13° 0 mm Light breeze, 2 m/s from northwestLight breeze, 2 m/s from northwest
14:00–20:00
Partly cloudy.
19° 0 mm Light breeze, 2 m/s from north-northeastLight breeze, 2 m/s from north-northeast
20:00–02:00
Partly cloudy.
17° 0 mm Light air, 1 m/s from west-southwestLight air, 1 m/s from west-southwest
Monday 02/08/2021 02:00–08:00
Fair.
13° 0 mm Light air, 1 m/s from west-northwestLight air, 1 m/s from west-northwest
08:00–14:00
Partly cloudy.
12° 0 mm Light breeze, 2 m/s from northwestLight breeze, 2 m/s from northwest
14:00–20:00
Partly cloudy.
19° 0 mm Light breeze, 2 m/s from northwestLight breeze, 2 m/s from northwest
20:00–02:00
Partly cloudy.
17° 0 mm Light air, 1 m/s from southeastLight air, 1 m/s from southeast
Tuesday 03/08/2021 02:00–08:00
Partly cloudy.
12° 0 mm Light air, 1 m/s from westLight air, 1 m/s from west
08:00–14:00
Partly cloudy.
12° 0 mm Light air, 1 m/s from north-northwestLight air, 1 m/s from north-northwest
14:00–20:00
Partly cloudy.
19° 0 mm Light breeze, 2 m/s from west-southwestLight breeze, 2 m/s from west-southwest
20:00–02:00
Partly cloudy.
17° 0 mm Light air, 1 m/s from west-southwestLight air, 1 m/s from west-southwest
Wednesday 04/08/2021 02:00–08:00
Partly cloudy.
12° 0 mm Light air, 1 m/s from north-northwestLight air, 1 m/s from north-northwest
08:00–14:00
Partly cloudy.
13° 0 mm Light air, 1 m/s from westLight air, 1 m/s from west
14:00–20:00
Partly cloudy.
19° 0 mm Light breeze, 2 m/s from west-northwestLight breeze, 2 m/s from west-northwest
20:00–02:00
Partly cloudy.
18° 0 mm Light air, 1 m/s from southLight air, 1 m/s from south
Thursday 05/08/2021 02:00–08:00
Partly cloudy.
13° 0 mm Light air, 1 m/s from northLight air, 1 m/s from north

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