– Lat/Long: 48.71° N 121.99° W
North Twin Sister Weather Forecast
Cascade Range · United StatesIssued: 3 pm Mon 09 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Mon 09 Nov Local Time
Updates in:
Update imminent hr min s
3 North Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA dusting of snow. Milder later with heavy rain (total 32mm) on Tue afternoon. Mild temperatures (max 9°C on Wed afternoon, min 1°C on Mon afternoon). Winds increasing (moderate winds from the SE on Mon afternoon, near gales from the S by Tue night). | Days 5–7 Weather SummaryA light fall of snow, heaviest on Fri night. Turning milder with light rain (total 4mm) on Fri night. Freeze-thaw conditions (max 11°C on Thu afternoon, min 0°C on Sat morning). Mainly fresh winds. | ||||||||||||||||
Mon 9 | Tuesday 10 | Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  | | | |  | | | |  | | | |
light rain | light snow | mod. rain | heavy rain | light rain | light rain | cloudy | light rain | cloudy | cloudy | cloudy | cloudy | light rain | light snow | light snow | cloudy | light snow | |
Cloud base (m) | 1700 | 600 | 650 | 550 | 700 | 800 | 1500 | 1700 | 5000 | 4300 | 2750 | 2450 | 500 | 650 | 550 | 550 | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | 3 | — | — | — | — | — | — | — | — | — | — | — | 4 | 2 | — | 5 |
mm | 4 | — | 7 | 14 | 5 | 1.9 | — | 0.1 | — | — | — | — | 0.1 | 4 | — | — | — |
max °C | 2 | 2 | 4 | 6 | 8 | 8 | 9 | 8 | 9 | 11 | 11 | 8 | 7 | 3 | 1 | 1 | 1 |
min °C | 1 | 1 | 3 | 5 | 6 | 8 | 8 | 7 | 9 | 9 | 6 | 7 | 6 | 2 | 0 | 0 | 0 |
chill °C | -4 | -5 | -3 | 0 | 0 | 3 | 3 | 2 | 5 | 7 | 1 | 3 | 3 | -2 | -5 | -5 | -6 |
Freezing level m | 1850 | 1700 | 2300 | 2500 | 2850 | 2800 | 2800 | 2550 | 2650 | 2700 | 2400 | 2350 | 2350 | 1850 | 1600 | 1550 | 1550 |
 | — | — | 7:09 | — | — | 7:09 | — | — | 7:11 | — | — | 7:13 | — | — | 7:15 | — | — |
 | 4:35 | — | — | 4:34 | — | — | 4:31 | — | — | 4:30 | — | — | 4:30 | — | — | 4:29 | — |
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North Twin Sister Weather (Days 0-3):
The weather forecast for North Twin Sister is: A dusting of snow. Milder later with heavy rain (total 32mm) on Tue afternoon. Mild temperatures (max 9°C on Wed afternoon, min 1°C on Mon afternoon). Winds increasing (moderate winds from the SE on Mon afternoon, near gales from the S by Tue night).
North Twin Sister Weather (Days 3-6):
A light fall of snow, heaviest on Fri night. Turning milder with light rain (total 4mm) on Fri night. Freeze-thaw conditions (max 11°C on Thu afternoon, min 0°C on Sat morning). Mainly fresh winds.
This table gives the weather forecast for North Twin Sister at the specific elevation of 1500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of North Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table.For a wider overview of the weather, consult the Weather Map of Washington.
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