Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 11

Waning Crescent 39%

04:01

13:54

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 OK

Sun - Rise: 07:12, Set: 20:15, Transit: 13:43. Moon - Rise: 04:01, Set: 13:54. Civil Dark: 20:41 - 06:45. Nautical Dark: 21:13 - 06:13. Astro Dark: 21:47 - 05:39

Total Clouds (% Sky Obscured)

100
100
92
81
81
94
100
93
90
91
90
90
81
75
43
47
82
61
60
73
76
63
70
43

Low Clouds (% Sky Obscured)

77
76
56
57
78
64
58
70
50
67
72
39
22
21
30
35
33
26
20
24
25
45
38
18

Medium Clouds (% Sky Obscured)

72
100
27
12
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
17
2
0
0
0

High Clouds (% Sky Obscured)

100
100
59
40
31
72
100
81
51
57
55
54
53
33
3
2
44
39
57
54
70
50
58
37

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
4
7
13
5
14
2
15
2
1
0
1
1
0
0
1
1
1
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
10
9
9
8
9
9
9
8
8
8
8
8
6
6
5
5
5
4
4
4
3
2
3

Chance of Frost

Temperature (°C)

13
13
12
12
12
13
13
13
14
14
14
14
14
14
14
13
13
12
12
12
11
11
11
11

Feels Like (°C)

9
9
9
9
9
10
10
10
11
11
11
11
11
11
11
12
12
11
10
10
10
9
9
9

Dew Point (°C)

8
7
7
7
6
6
7
7
7
7
6
6
5
5
5
5
5
5
5
5
5
5
5
6

Relative Humidity (%)

74
70
71
70
67
65
68
66
64
61
59
56
55
53
53
56
59
63
64
65
66
67
69
71

Pressure (mb)

1031
1031
1031
1032
1032
1033
1033
1033
1033
1033
1033
1033
1032
1032
1032
1032
1033
1033
1034
1034
1034
1034
1033
1033

Ozone (du)

344
350
357
356
358
360
358
357
356
352
352
351
351
351
349
346
345
345
348
347
344
340
337
336

Sunday 12

Waning Crescent 29%

04:33

14:59

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:10, Set: 20:15, Transit: 13:43. Moon - Rise: 04:33, Set: 14:59. Civil Dark: 20:42 - 06:43. Nautical Dark: 21:14 - 06:11. Astro Dark: 21:48 - 05:38

Total Clouds (% Sky Obscured)

70
61
87
82
85
79
84
86
75
93
97
91
77
41
74
88
90
86
79
80
89
88
91
97

Low Clouds (% Sky Obscured)

25
23
26
23
17
15
19
21
24
29
34
29
20
18
14
20
22
20
19
21
28
29
28
33

Medium Clouds (% Sky Obscured)

0
0
0
1
2
5
2
3
13
21
15
17
8
4
11
4
1
9
0
1
0
0
0
0

High Clouds (% Sky Obscured)

51
26
35
39
45
46
50
45
35
57
48
43
47
22
47
54
54
45
40
30
30
33
30
25

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
3
3
4
4
5
5
6
8
9
10
10
11
11
9
9
8
7
7
7
8
8
8
8

Chance of Frost

Temperature (°C)

11
11
10
10
10
12
13
14
15
15
15
15
15
15
15
15
14
14
14
14
14
14
14
14

Feels Like (°C)

9
9
9
8
8
10
11
12
12
12
12
11
12
12
13
12
12
11
11
11
11
11
11
11

Dew Point (°C)

6
6
6
6
5
5
5
6
6
6
6
6
6
7
8
8
8
9
9
9
9
10
10
10

Relative Humidity (%)

72
72
73
73
69
62
58
55
53
53
53
53
55
57
60
63
68
70
71
74
74
75
76
76

Pressure (mb)

1033
1032
1032
1032
1032
1032
1032
1032
1032
1032
1031
1031
1030
1030
1030
1030
1029
1029
1029
1029
1029
1028
1028
1027

Ozone (du)

333
330
329
329
331
330
328
327
325
324
323
323
322
322
321
320
320
321
322
323
321
320
320
320

Monday 13

Waning Crescent 20%

05:00

16:05

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:09, Set: 20:16, Transit: 13:43. Moon - Rise: 05:00, Set: 16:05. Civil Dark: 20:43 - 06:42. Nautical Dark: 21:16 - 06:10. Astro Dark: 21:49 - 05:36

Total Clouds (% Sky Obscured)

97
96
91
94
94
93
100
98
63
68
60
55
49
71
74
72
66
64
61
58
54
54
54
50

Low Clouds (% Sky Obscured)

33
28
25
25
30
42
36
35
33
43
47
43
27
13
11
10
12
13
15
17
17
19
19
19

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

20
20
20
40
20
52
100
87
63
68
28
20
28
71
72
69
66
58
48
38
38
38
38
36

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
10
1
0
0
0
1
0
11
0
1
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

9
8
9
9
9
10
11
11
12
13
14
14
14
14
14
13
12
12
12
13
13
14
14
14

Chance of Frost

Temperature (°C)

14
15
14
15
15
15
16
16
17
17
17
17
17
17
16
16
16
15
15
15
15
15
15
15

Feels Like (°C)

11
12
12
12
12
13
13
13
13
15
15
15
15
14
15
14
14
13
14
14
13
13
13
13

Dew Point (°C)

11
11
11
11
12
11
10
10
10
10
10
11
11
11
12
12
13
13
13
13
13
13
12
12

Relative Humidity (%)

78
78
80
80
80
75
70
67
65
63
65
66
69
71
73
78
83
85
86
87
87
87
84
84

Pressure (mb)

1027
1026
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1022
1022
1021
1020
1020

Ozone (du)

320
320
319
318
318
319
319
319
319
319
319
320
321
321
321
321
320
321
321
321
320
319
318
315

Tuesday 14

Waning Crescent 12%

05:26

17:12

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:07, Set: 20:17, Transit: 13:42. Moon - Rise: 05:26, Set: 17:12. Civil Dark: 20:44 - 06:40. Nautical Dark: 21:17 - 06:08. Astro Dark: 21:50 - 05:34

Total Clouds (% Sky Obscured)

50
50
54
78
100
99
98
97
77
54
33
41
44
46
45
48
46
59
71
82
80
79
71
78

Low Clouds (% Sky Obscured)

22
24
28
38
36
35
67
81
77
54
33
41
44
46
45
48
35
30
26
24
23
29
28
27

Medium Clouds (% Sky Obscured)

0
0
15
31
46
46
50
53
39
21
0
1
10
9
23
24
24
24
0
0
0
0
0
0

High Clouds (% Sky Obscured)

30
34
41
68
100
82
60
35
30
30
30
41
44
46
45
48
46
59
71
70
75
79
63
76

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
3
7
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
1
17
39
54
56
52
42
47
71
62
35
22
9
3
1
0
0
0
0
0
0
0
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.6
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
16
17
16
16
16
15
14
14
14
14
14
11
11
10
9
7
7
7
6
5
5
5
5

Chance of Frost

Temperature (°C)

15
15
15
15
16
16
16
16
16
17
17
17
17
16
16
15
15
14
14
13
13
13
13
13

Feels Like (°C)

13
13
12
13
13
13
13
13
13
14
14
15
15
15
14
14
14
13
12
13
12
12
12
12

Dew Point (°C)

13
13
13
13
14
14
14
14
13
15
16
16
15
14
12
12
12
11
11
11
11
11
11
11

Relative Humidity (%)

86
87
87
87
89
87
86
86
85
89
95
93
90
85
80
82
82
83
84
86
86
86
86
86

Pressure (mb)

1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023

Ozone (du)

313
311
309
307
306
305
304
304
307
308
307
308
309
310
312
314
316
320
326
328
332
334
336
337

Wednesday 15

Waning Crescent 5%

05:51

18:21

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:06, Set: 20:18, Transit: 13:42. Moon - Rise: 05:51, Set: 18:21. Civil Dark: 20:45 - 06:39. Nautical Dark: 21:18 - 06:06. Astro Dark: 21:52 - 05:33

Total Clouds (% Sky Obscured)

76
70
75
78
81
78
74
71
67
69
65
67
66
61
58
64
72
72
64
64
73
81
91
88

Low Clouds (% Sky Obscured)

25
21
22
22
20
17
12
9
10
11
13
29
46
60
58
64
69
72
64
64
73
81
86
86

Medium Clouds (% Sky Obscured)

0
0
0
0
3
3
3
24
18
11
4
3
1
0
0
0
0
3
5
8
13
18
22
39

High Clouds (% Sky Obscured)

76
68
75
75
75
76
72
64
52
44
34
34
35
20
25
55
55
55
55
55
50
45
30
40

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

3
4
4
3
1
2
4
1
3
5
3
9
10
5
9
6
2
8
10
11
22
26
24
27

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
4
4
4
5
5
6
7
8
10
11
11
11
11
10
10
10
10
11
10
11
11

Chance of Frost

Temperature (°C)

13
13
13
13
13
14
15
16
17
17
17
17
17
16
16
16
15
14
14
14
14
14
14
14

Feels Like (°C)

12
12
12
13
12
13
14
16
16
16
16
16
16
17
17
15
14
14
14
14
13
13
13
14

Dew Point (°C)

10
11
10
11
11
10
10
9
9
9
9
9
10
10
11
11
11
11
11
12
12
13
13
14

Relative Humidity (%)

84
86
86
86
84
76
70
64
60
60
61
61
64
67
72
73
76
79
80
83
86
90
92
95

Pressure (mb)

1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1021

Ozone (du)

334
333
334
335
337
341
342
342
341
340
338
337
337
338
338
337
336
335
336
337
338
338
338
339

Thursday 16

Waning Crescent 1%

06:17

19:32

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:05, Set: 20:19, Transit: 13:42. Moon - Rise: 06:17, Set: 19:32. Civil Dark: 20:46 - 06:37. Nautical Dark: 21:19 - 06:05. Astro Dark: 21:53 - 05:31

Total Clouds (% Sky Obscured)

83
79
76
74
74
83
88
95
95
96
97
96
95
93
95
97
100
100
100
100
92
82
71
75

Low Clouds (% Sky Obscured)

83
79
76
74
74
76
72
74
71
65
58
53
48
47
41
34
28
31
31
35
46
57
66
65

Medium Clouds (% Sky Obscured)

58
73
72
72
72
69
65
65
63
60
57
63
71
77
81
85
89
92
95
97
83
69
55
43

High Clouds (% Sky Obscured)

45
50
50
65
74
73
66
55
63
73
86
79
74
67
68
69
70
75
70
65
50
45
30
43

ISS Passover

Visibility (miles)

2
2
2
4
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
Very Light Rain
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None

Precipitation Probability (%)

33
42
38
39
41
31
26
23
23
22
13
12
12
9
35
47
57
65
75
75
72
63
46
39

Precipitation Amount (mm)

0
0.2
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.4
0.5
0.5
0.4
0
0

Wind Speed/Direction (mph)

10
10
10
10
11
11
13
14
16
15
14
13
12
11
9
8
7
6
5
5
4
4
4
4

Chance of Frost

Temperature (°C)

15
14
14
15
15
15
16
16
17
17
17
17
17
17
17
16
16
15
15
15
15
15
15
14

Feels Like (°C)

14
13
13
14
14
14
14
15
14
16
15
15
15
15
15
15
15
15
15
14
14
14
14
14

Dew Point (°C)

14
14
14
14
14
14
14
14
14
14
13
13
13
13
13
13
13
14
14
14
14
14
14
13

Relative Humidity (%)

96
96
95
95
93
93
89
85
82
81
78
77
77
76
76
81
85
90
90
92
92
92
92
92

Pressure (mb)

1021
1021
1020
1020
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1019
1019
1020
1020
1020
1020
1020
1019
1019
1019

Ozone (du)

338
338
337
337
336
336
336
336
336
336
337
337
337
337
337
338
338
338
339
339
340
340
341
342

Friday 17

New Moon 0%

06:45

20:47

Sun - Rise: 07:03, Set: 20:20, Transit: 13:42. Moon - Rise: 06:45, Set: 20:47. Civil Dark: 20:47 - 06:36. Nautical Dark: 21:20 - 06:03. Astro Dark: 21:54 - 05:29

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for São Vicente, Ponta Delgada, Portuguese Republic (37.82,-25.67)

Generated: 11/04/26 04:40:43. Forecast: 11/04/26 to 17/04/26. Timezone: UTC+0.00