Weather tomorrow: Mountlake Terrace

Forecast for tomorrow, 28 September: overcast. The daily air temperature range is 7 to 18 °C. Chance of precipitation tomorrow according to the daily forecast: 11%. Forecast precipitation amount: 0 mm. Wind from the southeast at 4.2 m/s.

monday 28 september

Overcast

Overcast, Precipitation probability 11%, Sunrise 07:05, Sunset 18:54, 28.09.2026

+18°

+7°

Sunset 18:54

G/m activity 2

Precipitation probability 11%

Precipitation 0.0 mm

Wind 4.2 m/s

Pressure 999.9 hPa

Index UV 4

Humidity 66%

Sunrise 07:05

Moon Waning Gibbous

Sunrise 07:05

Sunset 18:54

G/m activity 2

Moon Waning Gibbous

Overcast
night
+8°
Overcast
morning
+8°
Partly cloudy
day
+16°
Overcast
evening
+17°
Time
Description
Temperature
Precipitation probability
Precipitation
Wind

00:00

Overcast

8°

14 %
-

NE

0.6 m/s

01:00

Overcast

8°

29 %
-

E

0.8 m/s

02:00

Overcast

8°

28 %
-

E

0.8 m/s

03:00

Overcast

8°

28 %
-

E

0.8 m/s

04:00

Overcast

8°

28 %
-

SE

1.1 m/s

05:00

Overcast

8°

27 %
-

SE

1.1 m/s

06:00

Overcast

8°

24 %
-

SE

1.4 m/s

07:00

Overcast

8°

24 %
-

SE

1.7 m/s

08:00

Overcast

8°

23 %
-

S

1.1 m/s

09:00

Overcast

10°

17 %
-

S

1.4 m/s

10:00

Overcast

12°

14 %
-

S

1.7 m/s

11:00

Overcast

14°

11 %
-

S

1.9 m/s

12:00

Partly cloudy

16°

1 %
-

S

2.5 m/s

13:00

Partly cloudy

17°

3 %
-

S

2.2 m/s

14:00

Overcast

18°

10 %
-

S

2.5 m/s

15:00

Overcast

19°

9 %
-

S

2.2 m/s

16:00

Overcast

19°

10 %
-

S

2.5 m/s

17:00

Overcast

18°

10 %
-

S

1.7 m/s

18:00

Overcast

17°

12 %
-

E

1.7 m/s

19:00

Overcast

15°

14 %
-

SE

1.7 m/s

20:00

Overcast

14°

20 %
-

S

2.5 m/s

21:00

Partly cloudy

13°

14 %
-

S

2.8 m/s

22:00

Overcast

13°

25 %
-

S

3.3 m/s

23:00

Cloudy

12°

12 %
-

S

3.9 m/s

What is the atmospheric pressure in Mountlake Terrace tomorrow?

Pressure adjusted for location elevation. Location elevation: 140 m relative to sea level

Forecast for 28.09.2026 · Local time

Pressure: 998.6–1001.3 hPa.

Minimum: 998.6 hPa16:00–23:00

Maximum: 1001.3 hPa02:00–03:00Also at other hours

Largest change over 3 hours: +1.3 hPa · 00:00–03:00
First of 8 intervals with the same change magnitude shown.

hPa · Change over the previous 3 hours

999.9 00:00 —
999.9 01:00 —
1001.3 02:00 —
1001.3 03:00 +1.3
999.9 04:00 0
1001.3 05:00 0
1001.3 06:00 0
1001.3 07:00 +1.3
1001.3 08:00 0
1001.3 09:00 0
1001.3 10:00 0
1001.3 11:00 0
1001.3 12:00 0
999.9 13:00 −1.3
999.9 14:00 −1.3
999.9 15:00 −1.3
998.6 16:00 −1.3
998.6 17:00 −1.3
998.6 18:00 −1.3
998.6 19:00 0
998.6 20:00 0
998.6 21:00 0
998.6 22:00 0
998.6 23:00 0

Colours show pressure relative to this day’s range

Lower · 998.6 Scale midpoint · 999.9 Higher · 1001.3 Largest change over 3 hours

What is the chance of precipitation in Mountlake Terrace tomorrow?

Chance of precipitation tomorrow according to the daily forecast: 11%.

Precipitation for tomorrow

Hourly precipitation forecast
00:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 14%
01:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 29%
02:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 28%
03:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 28%
04:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 28%
05:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 27%
06:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 24%
07:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 24%
08:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 23%
09:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 17%
10:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 14%
11:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 11%
12:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 1%
13:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 3%
14:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 10%
15:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 9%
16:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 10%
17:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 10%
18:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 12%
19:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 14%
20:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 20%
21:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 14%
22:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 25%
23:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 12%

Mountlake Terrace weather tomorrow: morning, afternoon and evening

Morning: overcast, +8 °C. Afternoon: partly cloudy, +16 °C. Evening: overcast, +17 °C.

According to the hourly forecast, tomorrow's highest temperature is expected from 15:00 to 16:00, at around +19 °C. Times are local.

Tomorrow's strongest winds are expected at 23:00 (from the south). The lightest winds are expected at 00:00 (from the northeast). Times are local.

Temperature and wind for tomorrow

+8° +8° +8° +10° +16° +19° +17° +13° 0.6 m/s 0.8 m/s 1.4 m/s 1.4 m/s 2.5 m/s 2.2 m/s 1.7 m/s 2.8 m/s
00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
- Wind direction and speed, m/s
- Temperature, °C

What geomagnetic activity is forecast for Mountlake Terrace tomorrow?

The highest forecast Kp index for tomorrow is 2.

Magnetic storm tomorrow

00:00 2
03:00 2
06:00 2
09:00 1
12:00 1
15:00 2
18:00 2
21:00 1

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