Sat
Apr 27
Mostly stable
~3
l/m2
64%
Sun
Apr 28
Mostly stable
~7
l/m2
60%
1-2 cm snow
16 / 20 km/h
Sun Apr 28
Mon
Apr 29
Mostly stable
3-6 cm snow
13 / 15 km/h
Mon Apr 29
Tue
Apr 30
Mostly stable
9-17 cm snow
10 / 11 km/h
Tue Apr 30
Wed
May 1
Mostly stable
~6
l/m2
76%
3-6 cm snow
8 / 10 km/h
Wed May 1
Thu
May 2
Mostly stable
~3
l/m2
66%
Fri
May 3
Mostly stable
1-2 cm snow
12 / 13 km/h
Fri May 3
27 Apr will be cool and the weather will be stable, thunderstorms not likely.
There is a 64% probability of light rainfall and showers.
The sky will be mostly cloudy:
57% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
50% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
60% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
19% convective clouds (Cumulonimbus)
The highest temperature will reach 6 degrees Celsius, while the the lowest temperature will drop to 0 degrees Celsius. The wind will be a gentle breeze, fog will form, and the mean air pressure will be 1011 mb. Relative humidity will be very high.
Saturday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
03:00
2 °C
1 °C
5 km/h 
7 km/h
1015 mb
95.9%
1,809 m
88 m
Apr, 27 03:00 @ Mostly stable
06:00
1 °C
-1 °C
5 km/h
6 km/h
1015 mb
97.1%
1,606 m
49 m
Apr, 27 06:00 @ Mostly stable
09:00
3 °C
2 °C
4 km/h
8 km/h
1013 mb
87.2%
1,889 m
359 m
Apr, 27 09:00 @ Mostly stable
12:00
5 °C
3 °C
8 km/h 
10 km/h
1010 mb
73.1%
2,140 m
1,093 m
Apr, 27 12:00 @ Mostly stable
15:00
0.8 47%
100%
5 °C
3 °C
11 km/h 
14 km/h
1008 mb
73.5%
2,232 m
965 m
Apr, 27 15:00 @ Mostly stable
18:00
1.9 64%
99%
5 °C
3 °C
12 km/h
16 km/h
1007 mb
74.6%
2,232 m
865 m
Apr, 27 18:00 @ Mostly stable
21:00
0.4 56%
100%
3 °C
1 °C
11 km/h
14 km/h
1009 mb
91.4%
2,046 m
98 m
Apr, 27 21:00 @ Mostly stable
28 Apr will be cool and the weather will be stable, thunderstorms not likely.
There is a 60% probability of light rainfall, light sleet and snowfall and showers.
The sky will be mostly cloudy:
14% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
41% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
75% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
20% convective clouds (Cumulonimbus)
The highest temperature will reach 4 degrees Celsius, while the the lowest temperature will drop to 0 degrees Celsius. The wind will be a gentle breeze, fog will form, and the mean air pressure will be 1011 mb. Relative humidity will be very high.
Sunday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
00:00
1.2 60%
35%
2 °C
-1 °C
10 km/h
15 km/h
1010 mb
94.7%
1,832 m
308 m
Apr, 28 00:00 @ Mostly stable
03:00
0.8 55%
2 °C
-2 °C
10 km/h
14 km/h
1010 mb
92.5%
1,761 m
439 m
Apr, 28 03:00 @ Mostly stable
06:00
1.3 59%
10%
1 °C
-2 °C
9 km/h
12 km/h
1012 mb
96.0%
1,676 m
249 m
Apr, 28 06:00 @ Mostly stable
09:00
0.2 27%
73%
2 °C
-1 °C
10 km/h
13 km/h
1012 mb
84.6%
1,782 m
633 m
Apr, 28 09:00 @ Stable
12:00
0.8 48%
51%
3 °C
-1 °C
14 km/h
16 km/h
1012 mb
79.6%
1,870 m
827 m
Apr, 28 12:00 @ Stable
15:00
0.6 41%
84%
4 °C
-1 °C
16 km/h
20 km/h
1011 mb
73.4%
1,958 m
1,137 m
Apr, 28 15:00 @ Mostly stable
18:00
1 47%
85%
3 °C
0 °C
14 km/h
20 km/h
1010 mb
71.9%
1,961 m
1,087 m
Apr, 28 18:00 @ Stable
21:00
0.4 42%
43%
0 °C
-4 °C
12 km/h
15 km/h
1012 mb
94.0%
1,565 m
168 m
Apr, 28 21:00 @ Mostly stable
29 Apr will be cool and the weather will be stable, thunderstorms not likely.
There is a 70% probability of moderate rainfall, light sleet and snowfall, light snowfall and showers.
The sky will be overcast:
27% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
98% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
81% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
28% convective clouds (Cumulonimbus)
The highest temperature will reach 3 degrees Celsius, while the the lowest temperature will drop to -1 degrees Celsius. The wind will be a gentle breeze, fog will form, and the mean air pressure will be 1008 mb. Relative humidity will be very high.
Monday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
00:00
1.7 64%
17%
1 °C
-3 °C
10 km/h
14 km/h
1011 mb
94.3%
1,585 m
323 m
Apr, 29 00:00 @ Mostly stable
03:00
1 58%
20%
0 °C
-4 °C
10 km/h
15 km/h
1010 mb
93.5%
1,529 m
382 m
Apr, 29 03:00 @ Mostly stable
06:00
1.3 59%
29%
-1 °C
-4 °C
9 km/h
13 km/h
1010 mb
93.0%
1,386 m
255 m
Apr, 29 06:00 @ Mostly stable
09:00
0.4 55%
42%
1 °C
-3 °C
10 km/h
12 km/h
1008 mb
81.8%
1,582 m
677 m
Apr, 29 09:00 @ Mostly stable
12:00
1 59%
66%
2 °C
-2 °C
13 km/h
13 km/h
1007 mb
71.5%
1,702 m
1,118 m
Apr, 29 12:00 @ Mostly stable
15:00
0.9 58%
82%
2 °C
-1 °C
13 km/h
13 km/h
1006 mb
71.0%
1,797 m
1,181 m
Apr, 29 15:00 @ Mostly stable
18:00
2.6 70%
69%
1 °C
-2 °C
11 km/h
12 km/h
1007 mb
81.5%
1,688 m
669 m
Apr, 29 18:00 @ Mostly stable
21:00
1.3 65%
31%
0 °C
-3 °C
7 km/h
9 km/h
1009 mb
93.5%
1,450 m
153 m
Apr, 29 21:00 @ Mostly stable
30 Apr will be cool and the weather will be stable, thunderstorms not likely.
There is a 77% probability of light rainfall, moderate sleet and snowfall, moderate snowfall and showers.
The sky will be overcast:
99% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
99% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
99% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
15% convective clouds (Cumulonimbus)
The highest temperature will reach 2 degrees Celsius, while the the lowest temperature will drop to -2 degrees Celsius. The wind will be a light breeze, fog will form, and the mean air pressure will be 1011 mb. Relative humidity will be very high.
Tuesday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
00:00
2.7 73%
16%
-1 °C
-4 °C
7 km/h
11 km/h
1009 mb
95.3%
1,343 m
240 m
Apr, 30 00:00 @ Mostly stable
03:00
1.7 67%
-1 °C
-4 °C
7 km/h
10 km/h
1010 mb
94.7%
1,296 m
195 m
Apr, 30 03:00 @ Mostly stable
06:00
3.3 76%
-2 °C
-4 °C
5 km/h
9 km/h
1010 mb
94.9%
1,269 m
163 m
Apr, 30 06:00 @ Mostly stable
09:00
1 62%
8%
0 °C
-2 °C
4 km/h
7 km/h
1010 mb
89.3%
1,480 m
437 m
Apr, 30 09:00 @ Mostly stable
12:00
2.4 70%
23%
1 °C
-2 °C
9 km/h
9 km/h
1010 mb
89.9%
1,642 m
607 m
Apr, 30 12:00 @ Mostly stable
15:00
2 67%
31%
1 °C
-2 °C
10 km/h
10 km/h
1012 mb
87.6%
1,665 m
713 m
Apr, 30 15:00 @ Mostly stable
18:00
3.7 77%
26%
1 °C
-2 °C
9 km/h
9 km/h
1013 mb
89.2%
1,666 m
532 m
Apr, 30 18:00 @ Mostly stable
21:00
1.5 66%
12%
0 °C
-2 °C
5 km/h
7 km/h
1016 mb
95.8%
1,494 m
120 m
Apr, 30 21:00 @ Mostly stable
1 May will be cool and the weather will be stable, thunderstorms not likely.
There is a 76% probability of light rainfall, moderate snowfall and showers.
The sky will be overcast:
79% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
71% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
80% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
10% convective clouds (Cumulonimbus)
The highest temperature will reach 4 degrees Celsius, while the the lowest temperature will drop to -3 degrees Celsius. The wind will be a light breeze, fog will form, and the mean air pressure will be 1020 mb. Relative humidity will be very high.
Wednesday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
00:00
3.1 76%
6%
-1 °C
-2 °C
4 km/h
5 km/h
1018 mb
98.0%
1,424 m
90 m
May, 1 00:00 @ Mostly stable
03:00
1 63%
-1 °C
-1 °C
3 km/h
4 km/h
1020 mb
98.9%
1,404 m
75 m
May, 1 03:00 @ Mostly stable
06:00
1.4 58%
-3 °C
-4 °C
4 km/h
5 km/h
1023 mb
99.1%
1,119 m
36 m
May, 1 06:00 @ Mostly stable
09:00
1 °C
-1 °C
4 km/h 
4 km/h
1022 mb
91.8%
1,608 m
353 m
May, 1 09:00 @ Mostly stable
12:00
2 °C
1 °C
6 km/h
8 km/h
1021 mb
85.8%
1,808 m
697 m
May, 1 12:00 @ Mostly stable
15:00
3 °C
3 °C
3 km/h
4 km/h
1020 mb
82.7%
1,952 m
760 m
May, 1 15:00 @ Mostly stable
18:00
0.4 52%
94%
4 °C
3 °C
5 km/h
6 km/h
1020 mb
86.2%
1,997 m
556 m
May, 1 18:00 @ Mostly stable
21:00
1 °C
-2 °C
8 km/h
10 km/h
1023 mb
96.4%
1,684 m
25 m
May, 1 21:00 @ Mostly stable
2 May will be cool and the weather will be stable, thunderstorms not likely.
There is a 66% probability of light rainfall and showers.
The sky will be overcast:
64% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
68% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
67% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
13% convective clouds (Cumulonimbus)
The highest temperature will reach 3 degrees Celsius, while the the lowest temperature will drop to -4 degrees Celsius. The wind will be a light breeze, fog will form, and the mean air pressure will be 1018 mb. Relative humidity will be very high.
Thursday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
00:00
-1 °C
-5 °C
10 km/h
11 km/h
1024 mb
97.1%
1,315 m
56 m
May, 2 00:00 @ Mostly stable
03:00
-2 °C
-5 °C
8 km/h
9 km/h
1023 mb
96.4%
1,258 m
43 m
May, 2 03:00 @ Mostly stable
06:00
-4 °C
-7 °C
6 km/h
7 km/h
1023 mb
97.8%
917 m
24 m
May, 2 06:00 @ Stable
09:00
1 °C
0 °C
4 km/h 
5 km/h
1018 mb
89.8%
1,670 m
277 m
May, 2 09:00 @ Stable
12:00
3 °C
2 °C
6 km/h
8 km/h
1016 mb
83.7%
1,885 m
669 m
May, 2 12:00 @ Mostly stable
15:00
0.3 55%
61%
3 °C
1 °C
6 km/h
8 km/h
1015 mb
89.8%
1,891 m
562 m
May, 2 15:00 @ Mostly stable
18:00
1.9 66%
38%
3 °C
2 °C
4 km/h
5 km/h
1014 mb
96.2%
1,874 m
359 m
May, 2 18:00 @ Mostly stable
21:00
0.6 58%
37%
1 °C
1 °C
3 km/h
4 km/h
1015 mb
97.7%
1,693 m
67 m
May, 2 21:00 @ Mostly stable
3 May will be cool and the weather will be stable, thunderstorms not likely.
There is a 55% probability of light rainfall, light sleet and snowfall, light snowfall and showers.
The sky will be mostly cloudy:
41% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
46% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
67% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
14% convective clouds (Cumulonimbus)
The highest temperature will reach 5 degrees Celsius, while the the lowest temperature will drop to -1 degrees Celsius. The wind will be a gentle breeze, fog will form, and the mean air pressure will be 1014 mb. Relative humidity will be very high.
Friday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
00:00
0.8 55%
44%
0 °C
-2 °C
5 km/h
6 km/h
1015 mb
98.0%
1,569 m
91 m
May, 3 00:00 @ Mostly stable
03:00
0.3 50%
0 °C
-2 °C
5 km/h
5 km/h
1016 mb
97.4%
1,460 m
35 m
May, 3 03:00 @ Mostly stable
06:00
0.4 43%
-1 °C
-3 °C
6 km/h
7 km/h
1016 mb
97.0%
1,391 m
34 m
May, 3 06:00 @ Mostly stable
09:00
2 °C
2 °C
3 km/h
5 km/h
1016 mb
89.9%
1,755 m
380 m
May, 3 09:00 @ Mostly stable
12:00
3 °C
1 °C
7 km/h
7 km/h
1015 mb
88.7%
1,906 m
633 m
May, 3 12:00 @ Mostly stable
15:00
0.2 31%
100%
4 °C
1 °C
11 km/h
12 km/h
1014 mb
82.2%
2,025 m
843 m
May, 3 15:00 @ Mostly stable
18:00
0.5 44%
98%
4 °C
1 °C
12 km/h
13 km/h
1012 mb
79.8%
2,055 m
878 m
May, 3 18:00 @ Mostly stable
21:00
2 °C
-1 °C
9 km/h
11 km/h
1013 mb
94.7%
1,802 m
62 m
May, 3 21:00 @ Stable
4 May will be cool and the weather will be .
There is a 58% probability of light rainfall.
The sky will be :
394% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
397% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
270% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
11% convective clouds (Cumulonimbus)
The highest temperature will reach 2 degrees Celsius, while the the lowest temperature will drop to 0 degrees Celsius. The wind will be a light breeze, fog will form, and the mean air pressure will be 4027 mb. Relative humidity will be .
Saturday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
00:00
1 °C
-2 °C
7 km/h
9 km/h
1011 mb
95.0%
1,602 m
56 m
May, 4 00:00 @ Stable
03:00
0 °C
-1 °C
4 km/h
4 km/h
1009 mb
94.1%
1,548 m
21 m
May, 4 03:00 @ Stable
06:00
0 °C
0 °C
3 km/h
4 km/h
1006 mb
94.8%
1,540 m
26 m
May, 4 06:00 @ Mostly stable
09:00
1 58%
2 °C
-1 °C
6 km/h
8 km/h
1003 mb
94.1%
1,726 m
287 m
May, 4 09:00 @ Mostly stable
Alki Creek
07:55 
