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    38.87°N / -77.0°W    ~3m asl   time 14:06
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Last forecast update: Sat, Apr 27 07:41 GMT-4 (America/New_York) time 0.200s

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Sat
Apr 27
Stable

~5 l/m2 64%
10 °C low
13 °C high
14 / 31 km/h
Sat Apr 27
Sun
Apr 28
Mostly stable
10 °C low
28 °C high
10 / 38 km/h
Sun Apr 28
Mon
Apr 29
Slightly unstable
17 °C low
30 °C high
10 / 26 km/h
Mon Apr 29
Tue
Apr 30
Slightly unstable

~26 l/m2 94%
17 °C low
29 °C high
20 / 34 km/h
Tue Apr 30
Precipitation Alert
Wed
May 1
Mostly stable

~2 l/m2 69%
16 °C low
25 °C high
12 / 29 km/h
Wed May 1
Thu
May 2
Stable
12 °C low
22 °C high
16 / 33 km/h
Thu May 2
Fri
May 3
Mostly stable

~0.5 l/m2 50%
11 °C low
24 °C high
16 / 29 km/h
Fri May 3
27 Apr will be with moderate temperatures and the weather will be very stable.
There is a 64% probability of light rainfall.
The sky will be overcast:
74% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
59% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
65% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 13 degrees Celsius, while the the lowest temperature will drop to 9 degrees Celsius. The wind will be a gentle breeze, and the mean air pressure will be 1030 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
05:00
10 °C
9 °C
9
10
9 km/h Wind speed
28 km/h
1031 mb
69.0%
3,065 m
443 m
Apr, 27 05:00 @ Very stable
08:00
11 °C
10 °C
9
11
11 km/h Wind speed
31 km/h
1032 mb
69.0%
3,019 m
490 m
Apr, 27 08:00 @ Very stable
11:00
13 °C
12 °C
10
13
14 km/h Wind speed
26 km/h
1032 mb
63.5%
3,077 m
741 m
Apr, 27 11:00 @ Stable
14:00
1.2 59%
12 °C
10 °C
10
14
12 km/h Wind speed
28 km/h
1031 mb
84.6%
3,322 m
702 m
Apr, 27 14:00 @ Stable
17:00
1.8 64%
12 °C
10 °C
10
12
11 km/h Wind speed
31 km/h
1029 mb
90.5%
3,424 m
599 m
Apr, 27 17:00 @ Stable
20:00
1.8 37%
11 °C
10 °C
10
14
10 km/h Wind speed
29 km/h
1028 mb
91.8%
3,535 m
309 m
Apr, 27 20:00 @ Mostly stable
23:00
10 °C
10 °C
10
12
8 km/h Wind speed
29 km/h
1028 mb
93.3%
3,421 m
234 m
Apr, 27 23:00 @ Mostly stable
28 Apr will be warm and the weather will be stable, thunderstorms not likely.
The sky will be partly cloudy:
30% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
11% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
30% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 29 degrees Celsius, while the the lowest temperature will drop to 10 degrees Celsius. The wind will be a light breeze, and the mean air pressure will be 1021 mb. Relative humidity will be high.
Sunday
Weather

Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
10 °C
9 °C
10
12
9 km/h Wind speed
38 km/h
1025 mb
95.0%
3,327 m
274 m
Apr, 28 02:00 @ Mostly stable
05:00
11 °C
11 °C
10
12
7 km/h Wind speed
24 km/h
1024 mb
95.1%
3,268 m
187 m
Apr, 28 05:00 @ Mostly stable
08:00
14 °C
14 °C
10
14
7 km/h Wind speed
13 km/h
1024 mb
88.9%
3,376 m
171 m
Apr, 28 08:00 @ Mostly stable
11:00
22 °C
24 °C
18
23
6 km/h Wind speed
8 km/h
1023 mb
56.5%
3,430 m
574 m
Apr, 28 11:00 @ Mostly stable
14:00
27 °C
29 °C
23
28
9 km/h Wind speed
13 km/h
1021 mb
43.3%
3,585 m
1,543 m
1/4
Apr, 28 14:00 @ Mostly stable
17:00
28 °C
30 °C
27
29
10 km/h Wind speed
16 km/h
1018 mb
39.6%
3,793 m
1,782 m
1/4
Apr, 28 17:00 @ Mostly stable
20:00
23 °C
25 °C
23
28
8 km/h Wind speed
18 km/h
1018 mb
56.7%
3,888 m
100 m
Apr, 28 20:00 @ Mostly stable
23:00
20 °C
21 °C
20
24
9 km/h Wind speed
30 km/h
1018 mb
69.4%
3,842 m
248 m
Apr, 28 23:00 @ Mostly stable
29 Apr will be warm and the weather will be slightly unstable, thunderstorms possible.
The sky will be partly cloudy:
9% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
24% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 30 degrees Celsius, while the the lowest temperature will drop to 16 degrees Celsius. The wind will be a light breeze, and the mean air pressure will be 1016 mb. Relative humidity will be high.
Monday
Weather

Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
18 °C
19 °C
18
23
9 km/h Wind speed
26 km/h
1017 mb
77.6%
3,938 m
186 m
Apr, 29 02:00 @ Slightly unstable
05:00
17 °C
17 °C
16
19
8 km/h Wind speed
15 km/h
1017 mb
84.7%
3,883 m
89 m
Apr, 29 05:00 @ Slightly unstable
08:00
19 °C
20 °C
16
20
7 km/h Wind speed
13 km/h
1019 mb
73.9%
3,865 m
156 m
Apr, 29 08:00 @ Slightly unstable
11:00
27 °C
29 °C
22
27
8 km/h Wind speed
13 km/h
1018 mb
49.3%
3,929 m
772 m
Apr, 29 11:00 @ Slightly unstable
14:00
30 °C
32 °C
25
31
9 km/h Wind speed
12 km/h
1016 mb
38.5%
3,983 m
2,072 m
Apr, 29 14:00 @ Slightly unstable
17:00
29 °C
32 °C
29
31
10 km/h Wind speed
12 km/h
1015 mb
40.9%
4,007 m
1,591 m
1/4
Apr, 29 17:00 @ Slightly unstable
20:00
24 °C
25 °C
23
28
8 km/h Wind speed
15 km/h
1015 mb
60.4%
3,991 m
94 m
Apr, 29 20:00 @ Slightly unstable
23:00
22 °C
24 °C
22
24
7 km/h Wind speed
26 km/h
1016 mb
66.6%
3,984 m
234 m
Apr, 29 23:00 @ Slightly unstable
30 Apr will be warm and the weather will be unstable, thunderstorms likely.
There is a 94% probability of heavy rainfall and showers.
The sky will be mostly cloudy:
80% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
37% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
27% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
18% convective clouds (Cumulonimbus)
The highest temperature will reach 29 degrees Celsius, while the the lowest temperature will drop to 17 degrees Celsius. The wind will be a gentle breeze, and the mean air pressure will be 1013 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
02:00
20 °C
21 °C
19
24
7 km/h Wind speed
21 km/h
1015 mb
72.3%
3,890 m
186 m
Apr, 30 02:00 @ Slightly unstable
05:00
17 °C
18 °C
17
20
7 km/h Wind speed
19 km/h
1015 mb
78.4%
3,768 m
154 m
Apr, 30 05:00 @ Slightly unstable
08:00
19 °C
20 °C
16
20
6 km/h Wind speed
9 km/h
1015 mb
73.6%
3,724 m
219 m
Apr, 30 08:00 @ Slightly unstable
11:00
25 °C
27 °C
21
26
7 km/h Wind speed
9 km/h
1015 mb
56.5%
3,765 m
803 m
Apr, 30 11:00 @ Slightly unstable
14:00
0.3 15%
100%
29 °C
31 °C
24
30
8 km/h Wind speed
8 km/h
1013 mb
46.2%
3,751 m
1,789 m
1/4
Apr, 30 14:00 @ Unstable
17:00
7.5 91%
26%
21 °C
22 °C
21
26
20 km/h Wind speed
33 km/h
1011 mb
86.5%
3,799 m
660 m
Apr, 30 17:00 @ Slightly unstable
20:00
15 94%
27%
18 °C
18 °C
17
22
10 km/h Wind speed
34 km/h
1013 mb
94.3%
3,575 m
406 m
Apr, 30 20:00 @ Slightly unstable
23:00
1.9 68%
22%
18 °C
18 °C
17
19
8 km/h Wind speed
20 km/h
1014 mb
96.3%
3,327 m
241 m
Apr, 30 23:00 @ Mostly stable
1 May will be with comfortable temperatures and the weather will be stable, thunderstorms not likely.
There is a 69% probability of light rainfall and showers.
The sky will be partly cloudy:
38% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
24% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
23% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 25 degrees Celsius, while the the lowest temperature will drop to 16 degrees Celsius. The wind will be a gentle breeze, and the mean air pressure will be 1016 mb. Relative humidity will be 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
02:00
2.2 69%
19%
18 °C
18 °C
17
19
6 km/h Wind speed
13 km/h
1013 mb
96.2%
3,316 m
133 m
May, 1 02:00 @ Mostly stable
05:00
17 °C
17 °C
16
18
10 km/h Wind speed
29 km/h
1014 mb
94.1%
3,283 m
323 m
May, 1 05:00 @ Mostly stable
08:00
17 °C
17 °C
16
18
12 km/h Wind speed
28 km/h
1016 mb
88.9%
3,363 m
393 m
May, 1 08:00 @ Mostly stable
11:00
22 °C
23 °C
18
23
11 km/h Wind speed
16 km/h
1017 mb
53.7%
3,462 m
1,387 m
May, 1 11:00 @ Stable
14:00
25 °C
26 °C
20
26
12 km/h Wind speed
13 km/h
1016 mb
40.1%
3,574 m
1,904 m
May, 1 14:00 @ Stable
17:00
25 °C
26 °C
24
26
8 km/h Wind speed
9 km/h
1016 mb
45.9%
3,820 m
1,599 m
May, 1 17:00 @ Mostly stable
20:00
19 °C
20 °C
19
24
11 km/h Wind speed
20 km/h
1017 mb
72.7%
3,793 m
335 m
May, 1 20:00 @ Mostly stable
23:00
16 °C
16 °C
16
20
11 km/h Wind speed
25 km/h
1019 mb
85.7%
3,749 m
311 m
May, 1 23:00 @ Stable
2 May will be with comfortable temperatures and the weather will be stable, thunderstorms not likely.
The sky will be partly cloudy:
35% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
1% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
7% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 23 degrees Celsius, while the the lowest temperature will drop to 12 degrees Celsius. The wind will be a gentle breeze, and the mean air pressure will be 1021 mb. Relative humidity will be high.
Thursday
Weather

Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
14 °C
14 °C
13
18
7 km/h Wind speed
14 km/h
1020 mb
87.5%
3,596 m
236 m
May, 2 02:00 @ Stable
05:00
12 °C
12 °C
12
14
8 km/h Wind speed
14 km/h
1021 mb
90.0%
3,691 m
182 m
May, 2 05:00 @ Stable
08:00
14 °C
13 °C
11
14
10 km/h Wind speed
14 km/h
1022 mb
80.8%
3,840 m
319 m
May, 2 08:00 @ Stable
11:00
19 °C
20 °C
15
20
11 km/h Wind speed
13 km/h
1023 mb
58.3%
3,826 m
895 m
May, 2 11:00 @ Stable
14:00
22 °C
23 °C
18
23
15 km/h Wind speed
15 km/h
1021 mb
49.2%
3,937 m
1,384 m
May, 2 14:00 @ Stable
17:00
22 °C
23 °C
22
23
16 km/h Wind speed
16 km/h
1020 mb
50.9%
3,931 m
1,459 m
May, 2 17:00 @ Stable
20:00
17 °C
17 °C
17
22
15 km/h Wind speed
29 km/h
1020 mb
70.3%
4,022 m
505 m
May, 2 20:00 @ Stable
23:00
14 °C
13 °C
13
18
13 km/h Wind speed
33 km/h
1021 mb
81.4%
4,037 m
405 m
May, 2 23:00 @ Stable
3 May will be with comfortable temperatures and the weather will be stable, thunderstorms not likely.
There is a 50% probability of light rainfall and showers.
The sky will be cloudy:
57% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
23% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
49% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
5% convective clouds (Cumulonimbus)
The highest temperature will reach 25 degrees Celsius, while the the lowest temperature will drop to 11 degrees Celsius. The wind will be a gentle breeze, and the mean air pressure will be 1017 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
02:00
12 °C
11 °C
12
17
9 km/h Wind speed
24 km/h
1021 mb
89.0%
3,888 m
304 m
May, 3 02:00 @ Stable
05:00
11 °C
11 °C
11
13
8 km/h Wind speed
20 km/h
1020 mb
93.6%
3,786 m
217 m
May, 3 05:00 @ Stable
08:00
14 °C
13 °C
11
15
11 km/h Wind speed
23 km/h
1020 mb
85.0%
3,892 m
344 m
May, 3 08:00 @ Stable
11:00
21 °C
21 °C
16
21
15 km/h Wind speed
23 km/h
1019 mb
61.0%
3,766 m
1,105 m
May, 3 11:00 @ Stable
14:00
24 °C
26 °C
20
25
16 km/h Wind speed
25 km/h
1016 mb
50.9%
3,765 m
1,685 m
May, 3 14:00 @ Stable
17:00
22 °C
23 °C
22
25
12 km/h Wind speed
28 km/h
1015 mb
62.2%
4,003 m
681 m
May, 3 17:00 @ Mostly stable
20:00
20 °C
21 °C
20
25
12 km/h Wind speed
29 km/h
1014 mb
77.6%
3,946 m
344 m
May, 3 20:00 @ Mostly stable
23:00
0.4 50%
97%
18 °C
18 °C
18
21
9 km/h Wind speed
29 km/h
1014 mb
90.7%
3,882 m
277 m
May, 3 23:00 @ Slightly unstable
4 May will be with moderate temperatures and the weather will be .
There is a 98% probability of heavy rainfall and showers.
The sky will be :
395% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
399% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
297% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
104% convective clouds (Cumulonimbus)
The highest temperature will reach 18 degrees Celsius, while the the lowest temperature will drop to 16 degrees Celsius. The wind will be a gentle breeze, fog will form, and the mean air pressure will be 4058 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
02:00
4.5 84%
40%
18 °C
19 °C
17
21
5 km/h Wind speed
16 km/h
1013 mb
98.2%
3,944 m
192 m
May, 4 02:00 @ Mostly stable
05:00
11 98%
9%
18 °C
18 °C
17
19
10 km/h Wind speed
30 km/h
1014 mb
98.7%
3,645 m
459 m
May, 4 05:00 @ Mostly stable
08:00
13 97%
8%
16 °C
16 °C
16
19
10 km/h Wind speed
28 km/h
1016 mb
95.3%
3,652 m
426 m
May, 4 08:00 @ Stable
11:00
16 °C
16 °C
15
17
11 km/h Wind speed
24 km/h
1018 mb
77.1%
3,504 m
647 m
May, 4 11:00 @ Very stable

Columbia Island Marina (~3 m asl)

marina

/


Latitude: 38.87456 and Longitude: -77.0491
Local time (America/New_York | GMT -4): 14:06
Sunrise: 06:13 - Sunset: 19:57


Graph Columbia Island Marina



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Sat, Apr 27
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Sun, Apr 28
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Mon, Apr 29
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Thu, May 2
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Fri, May 3
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Sat, May 4
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