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Long term forecast forRøyken (Buskerud)

Updated at 11:24. Next update around 20:00.

Forecast as
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Warning from NVE’s flood forecasting service Buskerud: Oppfølging av flomvarsel sendt 19.05.2013. Snøsmelting og regnbyger i Sør-Norge de kommende døgn fører til vannføringsøkning. Det ventes økte vannstander i en rekke av de større innsjøene i lavlandet på Østlandet de neste dagene. Utviklingen er avhengig av hvor mye nedbør som kommer, dette er det stor usikkerhet knyttet til. Read more

Long term forecast
Tuesday21 May Wednesday22 May Thursday23 May Friday24 May Saturday25 May Sunday26 May Monday27 May Tuesday28 May Wednesday29 May
Partly cloudy Heavy rain Rain Rain Cloudy Partly cloudy Partly cloudy Fair Partly cloudy
12° 12° 11° 12° 14° 15° 14° 15° 15°
0.3 mm precipitation per 24 hours 26 mm precipitation per 24 hours 10 mm precipitation per 24 hours 6 mm precipitation per 24 hours 9 mm precipitation per 24 hours 0.7 mm precipitation per 24 hours 1.7 mm precipitation per 24 hours 1.4 mm precipitation per 24 hours 0.7 mm precipitation per 24 hours
Light breeze, 3 m/s from northeast Light breeze, 3 m/s from north-northwest Light breeze, 3 m/s from south-southeast Gentle breeze, 5 m/s from north-northeast Gentle breeze, 4 m/s from south-southwest Light breeze, 3 m/s from southeast Light breeze, 3 m/s from northeast Light breeze, 3 m/s from southwest Light breeze, 3 m/s from north-northeast
  • Rather certain
  • Somewhat uncertain
  • Uncertain

Read more about the color codes and how certain the forecasts are

Detailed long term forecast
Date Time Forecast Temp. Precipitation Wind
Tuesday 21/05/2013 00:00–06:00 Partly cloudy. For the period: 00:00–06:00 13° 0 – 1.4 mm Light air, 2 m/s from north-northeastLight air, 2 m/s from north-northeast
06:00–12:00 Cloudy. For the period: 06:00–12:00 13° 0 mm Light air, 2 m/s from northeastLight air, 2 m/s from northeast
12:00–18:00 Partly cloudy. For the period: 12:00–18:00 12° 0 mm Light breeze, 3 m/s from northeastLight breeze, 3 m/s from northeast
18:00–00:00 Partly cloudy. For the period: 18:00–00:00 13° 0 – 0.1 mm Light air, 2 m/s from northLight air, 2 m/s from north
Wednesday 22/05/2013 00:00–06:00 Rain. For the period: 00:00–06:00 12° 0.2 – 5.0 mm Light breeze, 3 m/s from northwestLight breeze, 3 m/s from northwest
06:00–12:00 Heavy rain. For the period: 06:00–12:00 12° 4.8 – 19.4 mm Light breeze, 2 m/s from north-northwestLight breeze, 2 m/s from north-northwest
12:00–18:00 Heavy rain. For the period: 12:00–18:00 12° 6.3 – 15.3 mm Light breeze, 3 m/s from north-northwestLight breeze, 3 m/s from north-northwest
20:00–02:00 Rain. For the period: 20:00–02:00 11° 4.3 mm Light breeze, 3 m/s from north-northwestLight breeze, 3 m/s from north-northwest
Thursday 23/05/2013 02:00–08:00 Rain. For the period: 02:00–08:00 10° 3.9 mm Light breeze, 3 m/s from northwestLight breeze, 3 m/s from northwest
08:00–14:00 Rain. For the period: 08:00–14:00 10° 3.7 mm Gentle breeze, 4 m/s from east-southeastGentle breeze, 4 m/s from east-southeast
14:00–20:00 Rain. For the period: 14:00–20:00 11° 2.2 mm Light breeze, 3 m/s from south-southeastLight breeze, 3 m/s from south-southeast
20:00–02:00 Partly cloudy. For the period: 20:00–02:00 11° 0.5 mm Light breeze, 3 m/s from southLight breeze, 3 m/s from south
Friday 24/05/2013 02:00–08:00 Partly cloudy. For the period: 02:00–08:00 7° 0 mm Light air, 2 m/s from southLight air, 2 m/s from south
08:00–14:00 Rain. For the period: 08:00–14:00 10° 0.7 mm Light breeze, 3 m/s from northLight breeze, 3 m/s from north
14:00–20:00 Rain. For the period: 14:00–20:00 12° 2.0 mm Gentle breeze, 5 m/s from north-northeastGentle breeze, 5 m/s from north-northeast
20:00–02:00 Rain. For the period: 20:00–02:00 12° 3.4 mm Gentle breeze, 4 m/s from north-northeastGentle breeze, 4 m/s from north-northeast
Saturday 25/05/2013 02:00–08:00 Rain. For the period: 02:00–08:00 10° 4.4 mm Gentle breeze, 4 m/s from north-northeastGentle breeze, 4 m/s from north-northeast
08:00–14:00 Rain. For the period: 08:00–14:00 11° 3.4 mm Gentle breeze, 4 m/s from northGentle breeze, 4 m/s from north
14:00–20:00 Cloudy. For the period: 14:00–20:00 14° 0.9 mm Gentle breeze, 4 m/s from south-southwestGentle breeze, 4 m/s from south-southwest
20:00–02:00 Partly cloudy. For the period: 20:00–02:00 13° 0 mm Light breeze, 2 m/s from southLight breeze, 2 m/s from south
Sunday 26/05/2013 02:00–08:00 Partly cloudy. For the period: 02:00–08:00 8° 0 mm Light air, 2 m/s from east-northeastLight air, 2 m/s from east-northeast
08:00–14:00 Rain. For the period: 08:00–14:00 10° 0.5 mm Light breeze, 3 m/s from east-northeastLight breeze, 3 m/s from east-northeast
14:00–20:00 Partly cloudy. For the period: 14:00–20:00 15° 0.2 mm Light breeze, 3 m/s from southeastLight breeze, 3 m/s from southeast
20:00–02:00 Cloudy. For the period: 20:00–02:00 13° 0 mm Light breeze, 2 m/s from south-southeastLight breeze, 2 m/s from south-southeast
Monday 27/05/2013 02:00–08:00 Partly cloudy. For the period: 02:00–08:00 9° 0 mm Light air, 2 m/s from northLight air, 2 m/s from north
08:00–14:00 Rain. For the period: 08:00–14:00 10° 1.1 mm Light breeze, 3 m/s from southLight breeze, 3 m/s from south
14:00–20:00 Partly cloudy. For the period: 14:00–20:00 14° 0.6 mm Light breeze, 3 m/s from northeastLight breeze, 3 m/s from northeast
20:00–02:00 Partly cloudy. For the period: 20:00–02:00 13° 0 mm Light air, 2 m/s from east-northeastLight air, 2 m/s from east-northeast
Tuesday 28/05/2013 02:00–08:00 Fair. For the period: 02:00–08:00 9° 0 mm Light air, 2 m/s from northeastLight air, 2 m/s from northeast
08:00–14:00 Rain. For the period: 08:00–14:00 11° 0.9 mm Light breeze, 3 m/s from eastLight breeze, 3 m/s from east
14:00–20:00 Fair. For the period: 14:00–20:00 15° 0.5 mm Light breeze, 3 m/s from southwestLight breeze, 3 m/s from southwest
20:00–02:00 Fair. For the period: 20:00–02:00 14° 0 mm Light breeze, 2 m/s from south-southeastLight breeze, 2 m/s from south-southeast
Wednesday 29/05/2013 02:00–08:00 Partly cloudy. For the period: 02:00–08:00 10° 0 mm Light air, 2 m/s from southwestLight air, 2 m/s from southwest
08:00–14:00 Rain. For the period: 08:00–14:00 11° 0.5 mm Light breeze, 2 m/s from northLight breeze, 2 m/s from north
14:00–20:00 Partly cloudy. For the period: 14:00–20:00 15° 0.2 mm Light breeze, 3 m/s from north-northeastLight breeze, 3 m/s from north-northeast

The meteorologist’s forecast (in Norwegian)

Monday and Tuesday

Østlandet Østlig bris. Skyet eller delvis skyet. Lokale regnbyger, særlig fra i ettermiddag. I kveld utrygt for torden. Tirsdag skiftende bris. For det meste skyet. Enkelte regnbyger. Utrygt for torden øst for Oslo.

Wednesday

Østlandet Øst eller nordøst bris. Regn og regnbyger, lokalt mye nedbør fra omlag Oslofjorden og Mjøsa og vestover, kan hende også nord i Hedmark. Utover ettermiddagen og kvelden minkende nedbør i østlige områder.

Thursday

Østafjells Bris av skiftende retning, kan hende kortvarig kuling på kysten av Sørlandet. Regnbyger, om kvelden stort sett oppholdsvær. Omtrent uendret temperatur.

Friday and Saturday

Sør-Norge Et lavtrykk vil trolig bevege seg fra sørlige Sverige mot Sør Norge og kunne berøre deler av Sør Norge med nedbør. Mest utsatt for nedbør er områdene Rogaland og østafjells. Lite eller ingen nedbør i resten av landsdelen. Mulighet for nord eller nordøst kuling på kysten av Vestlandet. Litt stigende temperatur.

Sunday to Wednesday

Norge og Spitsbergen I Sør-Norge etter hvert stort sett oppholdsvær. I slutten av perioden kan hende økende sørvestlig vind og mulighet for nedbør i nordvestlige områder. Litt stigende temperatur.I Nord-Norge trolig litt regn til å begynne med. Senere oppholdsvær, men i slutten av perioden kan hende økende sørlig vind og nedbør. Litt stigende temperaturPå Spitsbergen skiftende vind, for det meste bris. Av og til litt nedbør, men mest opphold. Litt stigende temperatur.

Probability forecast for Røyken

Probability forecast for Røyken (Buskerud)
Thursday: Highs probably between 10.0° C and 12.3° C. Lows between 7.5° and 10.8°. Friday: Highs probably between 10.9° C and 14.6° C. Lows between 4.6° and 10.1°. Saturday: Highs probably between 10.2° C and 15.9° C. Lows between 6.3° and 11.7°. Sunday: Highs probably between 11.0° C and 16.1° C. Lows between 5.7° and 11.7°. Monday: Highs probably between 11.4° C and 15.7° C. Lows between 7.4° and 11.3°. Tuesday: Highs probably between 11.1° C and 17.1° C. Lows between 6.7° and 11.1°. Wednesday: Highs probably between 12.1° C and 17.3° C. Lows between 7.1° and 12.0°. Thursday 00–06: *Høyst sannsynlig nedbør mellom 0.8 mm og 8 mm. Thursday 06–12: *Høyst sannsynlig nedbør mellom 0.1 mm og 6 mm. Thursday 12–18: *Sannsynligvis nedbør, men trolig mindre enn 6 mm. Thursday 18–24: *Sannsynligvis ikke nedbør, men mulighet for opp mot ca. 2 mm. Friday 00–06: *Sannsynligvis nedbør, men trolig mindre enn 2 mm. Friday 06–12: *Sannsynligvis nedbør, men trolig mindre enn 6 mm. Friday 12–18: *Sannsynligvis nedbør, men trolig mindre enn 10 mm. Friday 18–24: *Sannsynligvis nedbør, men trolig mindre enn 9 mm. Saturday 00–06: *Sannsynligvis nedbør, men trolig mindre enn 9 mm. Saturday 06–12: *Sannsynligvis nedbør, men trolig mindre enn 6 mm. Saturday 12–18: *Sannsynligvis nedbør, men trolig mindre enn 3 mm. Saturday 18–24: *Sannsynligvis ikke nedbør, men mulighet for opp mot ca. 1 mm. Sunday 00–06: *Sannsynligvis ikke nedbør, men mulighet for opp mot ca. 2 mm. Sunday 06–12: *Sannsynligvis nedbør, men trolig mindre enn 2 mm. Sunday 12–18: *Sannsynligvis nedbør, men trolig mindre enn 2 mm. Sunday 18–24: *Sannsynligvis nedbør, men trolig mindre enn 2 mm. Monday 00–06: *Sannsynligvis nedbør, men trolig mindre enn 2 mm. Monday 06–12: *Sannsynligvis nedbør, men trolig mindre enn 4 mm. Monday 12–18: *Sannsynligvis nedbør, men trolig mindre enn 3 mm. Monday 18–24: *Sannsynligvis ikke nedbør, men mulighet for opp mot ca. 2 mm. Tuesday 00–06: *Sannsynligvis ikke nedbør, men mulighet for opp mot ca. 4 mm. Tuesday 06–12: *Sannsynligvis nedbør, men trolig mindre enn 3 mm. Tuesday 12–18: *Sannsynligvis nedbør, men trolig mindre enn 4 mm. Tuesday 18–24: *Sannsynligvis ikke nedbør, men mulighet for opp mot ca. 2 mm. Wednesday 00–06: *Sannsynligvis ikke nedbør, men mulighet for opp mot ca. 1 mm. Wednesday 06–12: *Sannsynligvis nedbør, men trolig mindre enn 2 mm. Wednesday 12–18: *Sannsynligvis nedbør, men trolig mindre enn 2 mm. Wednesday 18–24: *Høyst sannsynlig oppholdsvær, men opp mot ca. 2 mm kan forekomme.
Precipitation:
50% probability
30% probability
Temperature:
50% probability
30% probability

Long time forecast is quite reliable for temperature when the grey area has a narrow spread. Likewise it is quite reliable for precipitation when the blue bars are short.

The long time forecast is uncertain when the gray area has greater spread, and the blue bars are long.

Read more about the probability forecast