Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 27

Waxing Gibbous 70%

14:27

01:02

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

Sun - Rise: 05:55, Set: 19:18, Transit: 12:37. Moon - Rise: 14:27, Set: 01:02. Civil Dark: 19:43 - 05:30. Nautical Dark: 20:13 - 05:01. Astro Dark: 20:44 - 04:30

Total Clouds (% Sky Obscured)

69
69
72
77
95
94
96
87
69
34
43
79
100
98
81
73
73
18
36
44
39
81
22
51

Low Clouds (% Sky Obscured)

57
56
55
56
76
74
87
61
30
22
25
32
42
10
11
14
17
3
5
24
17
0
5
19

Medium Clouds (% Sky Obscured)

5
2
18
10
28
45
68
63
40
18
21
56
100
98
81
73
73
18
3
31
9
0
7
14

High Clouds (% Sky Obscured)

57
5
7
17
74
64
42
36
35
0
0
70
75
0
0
0
0
0
25
1
12
62
3
7

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 (%)

91
99
100
100
100
100
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
11
55
18
4
3
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
3
2
2
2
1
1
2
1
1
2
2
3
7
5
4
2
2
0
2
1
2
3
3

Chance of Frost

Temperature (°C)

17
17
17
17
17
17
19
22
25
26
28
28
25
23
25
25
25
23
22
20
19
18
18
18

Feels Like (°C)

20
20
20
19
19
19
21
23
27
29
31
29
25
22
25
26
25
24
23
23
20
20
21
21

Dew Point (°C)

16
17
17
17
17
17
16
16
18
12
9
6
4
12
15
16
16
15
14
15
13
14
15
15

Relative Humidity (%)

93
98
100
100
100
95
82
72
64
40
29
23
24
51
52
59
60
59
62
69
68
73
80
85

Pressure (mb)

1018
1018
1018
1018
1019
1019
1019
1019
1018
1018
1016
1015
1014
1015
1014
1014
1014
1014
1015
1016
1016
1017
1017
1017

Ozone (du)

257
259
258
256
255
255
255
255
255
256
256
257
257
256
256
256
256
257
256
256
255
255
255
253

Wednesday 28

Waxing Gibbous 80%

15:36

01:59

02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 OK
09 Bad
10 OK
11 Bad
12 OK
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

Sun - Rise: 05:56, Set: 19:18, Transit: 12:37. Moon - Rise: 15:36, Set: 01:59. Civil Dark: 19:43 - 05:31. Nautical Dark: 20:12 - 05:01. Astro Dark: 20:43 - 04:31

Total Clouds (% Sky Obscured)

80
53
81
75
69
62
29
60
30
45
30
55
77
76
100
94
88
100
100
88
100
96
91
72

Low Clouds (% Sky Obscured)

25
28
38
48
51
36
18
20
11
10
30
16
41
21
23
23
8
29
18
32
50
35
35
38

Medium Clouds (% Sky Obscured)

13
0
0
0
0
0
0
3
0
21
10
38
70
69
81
65
74
71
54
40
1
2
10
5

High Clouds (% Sky Obscured)

41
15
45
10
0
0
6
19
9
12
0
0
3
9
56
40
33
70
80
65
100
96
91
72

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
11
98
0
0
0
0
0
0
0
0
0
0
0
0
0
8
8
3
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
2
11
13
6
8
13
83
88
54
34
15
11
2
5
10
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1.1
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
2
2
1
1
0
2
3
2
3
5
5
4
4
3
5
2
2
3
3
2
2
1
1

Chance of Frost

Temperature (°C)

17
17
17
17
16
18
21
24
26
28
30
30
28
28
28
26
24
23
22
21
19
19
17
17

Feels Like (°C)

20
20
20
20
19
22
25
28
30
31
31
31
28
27
28
27
25
24
22
21
20
19
18
18

Dew Point (°C)

15
16
16
16
16
17
16
15
13
11
9
7
4
14
17
16
14
14
13
12
12
14
13
14

Relative Humidity (%)

89
92
96
98
98
90
71
57
44
34
27
22
21
41
50
54
56
56
57
59
61
71
77
83

Pressure (mb)

1017
1017
1017
1017
1017
1018
1017
1017
1017
1016
1015
1013
1012
1012
1012
1012
1012
1013
1014
1014
1015
1015
1015
1015

Ozone (du)

253
253
253
252
253
254
254
253
253
254
254
254
253
252
252
253
252
252
252
251
251
253
252
252

Thursday 29

Waxing Gibbous 89%

16:43

01:59

02 Bad
03 Bad
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

Sun - Rise: 05:57, Set: 19:17, Transit: 12:37. Moon - Rise: 16:43, Set: 01:59. Civil Dark: 19:42 - 05:32. Nautical Dark: 20:12 - 05:02. Astro Dark: 20:42 - 04:32

Total Clouds (% Sky Obscured)

79
89
74
78
100
92
68
81
57
87
100
100
100
100
100
100
100
100
100
95
92
88
88
89

Low Clouds (% Sky Obscured)

38
37
42
49
51
49
17
52
8
11
35
81
71
64
38
58
47
57
51
65
54
66
58
60

Medium Clouds (% Sky Obscured)

0
1
6
3
7
7
28
57
11
8
69
89
79
70
34
93
78
30
70
69
67
60
58
52

High Clouds (% Sky Obscured)

79
89
74
76
100
92
7
1
28
87
93
98
100
100
100
100
77
100
100
78
57
45
45
30

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
2
9
5
1
4
1
1
2
4
8
6

Fog (%)

0
0
100
99
100
13
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
Moderate Rain
Ice pellet
Very Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

2
0
0
0
0
0
4
5
27
48
95
95
95
95
95
95
95
95
95
95
70
42
34
23

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
3.5
1.4
0.3
0.6
2.6
0.7
1.3
2.5
1
0.4
0
0
0

Wind Speed/Direction (mph)

1
2
1
2
2
1
1
3
4
4
4
4
6
4
4
5
2
2
3
1
1
0
1
1

Chance of Frost

Temperature (°C)

17
18
17
17
17
18
21
24
26
27
28
25
23
24
25
23
21
20
19
19
19
18
18
18

Feels Like (°C)

21
20
20
19
20
20
23
26
27
28
28
25
23
24
27
25
24
22
20
21
21
20
20
19

Dew Point (°C)

16
17
17
16
17
17
16
16
14
11
8
6
11
22
25
22
21
20
19
19
19
18
18
18

Relative Humidity (%)

92
96
100
98
100
93
76
62
48
36
28
30
48
88
97
95
98
100
100
100
100
100
100
100

Pressure (mb)

1015
1015
1015
1015
1015
1016
1016
1015
1015
1014
1012
1011
1011
1012
1011
1011
1011
1012
1013
1014
1014
1013
1013
1012

Ozone (du)

252
253
253
252
253
253
253
253
254
255
254
253
252
252
254
256
256
257
258
255
257
257
257
258

Friday 30

Waxing Gibbous 95%

17:43

03:04

02 Bad
03 Bad
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

Sun - Rise: 05:57, Set: 19:17, Transit: 12:37. Moon - Rise: 17:43, Set: 03:04. Civil Dark: 19:42 - 05:33. Nautical Dark: 20:11 - 05:03. Astro Dark: 20:42 - 04:33

Total Clouds (% Sky Obscured)

91
93
91
94
91
88
81
85
72
60
70
76
62
70
66
78
70
70
70
76
56
71
80
80

Low Clouds (% Sky Obscured)

58
57
61
65
77
78
73
85
60
26
28
21
21
27
22
18
21
20
33
69
40
63
77
77

Medium Clouds (% Sky Obscured)

43
45
50
50
60
51
44
69
41
25
53
64
37
45
36
46
40
39
34
28
27
23
19
13

High Clouds (% Sky Obscured)

20
20
18
0
0
0
0
0
0
0
0
2
2
1
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
8
8
4
0
0
1
9
9
9
9
9
9
9
9
5
2
2
7
9
9
9
6
1

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

Precipitation Probability (%)

4
9
14
23
30
28
32
39
48
55
55
58
58
53
68
73
94
70
43
32
32
29
23
16

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.8
0.4
0
0
0
0
0
0

Wind Speed/Direction (mph)

1
1
1
1
1
1
1
1
1
2
2
2
3
4
5
6
8
7
6
5
5
4
3
3

Chance of Frost

Temperature (°C)

18
18
17
18
18
18
19
20
21
22
23
24
24
25
24
24
23
22
20
20
19
18
18
18

Feels Like (°C)

20
20
19
19
19
20
20
22
23
24
25
24
24
26
25
28
28
26
24
23
21
21
19
19

Dew Point (°C)

18
18
17
18
18
18
19
19
18
12
10
12
13
13
14
21
21
21
20
20
18
18
18
18

Relative Humidity (%)

100
100
100
100
100
100
98
91
84
55
43
47
50
47
51
82
89
96
98
100
98
98
100
100

Pressure (mb)

1011
1011
1011
1012
1012
1013
1013
1013
1012
1011
1010
1009
1008
1007
1007
1007
1007
1008
1009
1010
1010
1010
1010
1009

Ozone (du)

258
259
262
263
266
266
265
265
264
264
264
264
264
263
262
261
262
261
262
261
261
260
260
258

Saturday 31

Waxing Gibbous 99%

18:36

04:14

02 Bad
03 Bad
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

Sun - Rise: 05:58, Set: 19:16, Transit: 12:37. Moon - Rise: 18:36, Set: 04:14. Civil Dark: 19:41 - 05:34. Nautical Dark: 20:10 - 05:04. Astro Dark: 20:41 - 04:34

Total Clouds (% Sky Obscured)

90
91
91
92
93
94
95
86
79
74
66
87
79
49
63
74
61
54
45
41
40
39
43
47

Low Clouds (% Sky Obscured)

90
91
91
92
89
87
83
75
68
59
50
70
33
33
45
58
52
43
32
27
24
24
34
41

Medium Clouds (% Sky Obscured)

6
9
14
18
22
27
30
27
19
17
10
40
27
38
51
66
54
42
30
21
11
3
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
18
36
58
27
50
70
50
23
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
8
9
9
9
9
6
9
7
8
7
5
4
6
8
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
Very Light Rain
Light Rain
None
Light Rain
Ice pellet
Ice pellet
Ice pellet
Ice pellet
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

8
8
12
4
15
7
11
11
24
41
61
74
81
87
95
95
95
95
95
84
59
13
14
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0.4
0
0.6
0.9
1.2
1.2
1.1
0.8
0.5
0.2
0
0
0

Wind Speed/Direction (mph)

3
2
2
2
2
1
2
2
2
1
0
2
3
5
3
4
6
4
3
2
2
1
1
2

Chance of Frost

Temperature (°C)

18
17
17
17
17
17
18
19
21
23
25
25
26
24
24
24
24
22
20
18
18
17
16
16

Feels Like (°C)

20
19
19
19
19
19
20
21
23
25
27
26
28
27
28
28
28
28
27
26
20
19
20
20

Dew Point (°C)

18
17
17
16
17
17
18
18
17
15
16
11
23
19
20
21
22
20
19
17
17
17
16
16

Relative Humidity (%)

100
100
100
98
100
100
98
95
77
58
58
39
82
71
76
82
87
91
95
98
98
100
100
98

Pressure (mb)

1009
1009
1009
1009
1009
1009
1010
1010
1009
1008
1008
1006
1006
1005
1006
1006
1006
1007
1008
1009
1009
1009
1009
1009

Ozone (du)

258
257
257
258
258
259
259
260
260
260
263
264
264
263
263
263
263
263
263
262
262
262
262
261

Sunday 1

Full Moon 100%

19:21

05:23

02 Bad
03 Bad
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 OK
20 OK
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 05:59, Set: 19:16, Transit: 12:37. Moon - Rise: 19:21, Set: 05:23. Civil Dark: 19:40 - 05:34. Nautical Dark: 20:10 - 05:05. Astro Dark: 20:40 - 04:35

Total Clouds (% Sky Obscured)

60
63
66
64
67
69
77
69
52
45
54
46
53
39
30
25
23
22
24
46
59
68
73
77

Low Clouds (% Sky Obscured)

50
60
66
64
56
58
59
47
35
22
24
24
20
15
9
4
3
2
5
3
3
4
2
3

Medium Clouds (% Sky Obscured)

1
1
0
0
4
7
8
5
2
0
12
23
36
34
30
25
23
18
17
31
48
64
48
33

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
1
11
20

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 (%)

4
3
3
4
8
12
15
21
24
26
24
20
11
29
37
40
34
25
7
9
6
2
3
3

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)

2
2
2
2
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
3
3
3

Chance of Frost

Temperature (°C)

16
16
16
16
15
17
19
21
23
24
27
27
28
29
28
27
25
23
21
18
19
18
18
18

Feels Like (°C)

20
20
18
18
18
17
17
16
25
23
23
25
26
27
30
28
26
28
29
29
19
19
20
20

Dew Point (°C)

16
16
15
15
15
16
17
17
13
10
7
6
5
4
5
5
6
8
9
11
12
12
12
13

Relative Humidity (%)

100
100
98
98
98
90
84
76
55
40
29
26
22
20
22
25
28
36
47
62
64
66
70
76

Pressure (mb)

1009
1008
1008
1009
1009
1009
1009
1009
1008
1007
1006
1005
1005
1004
1004
1004
1003
1005
1006
1007
1008
1008
1009
1009

Ozone (du)

261
261
262
263
263
263
263
263
263
264
265
263
262
261
261
260
260
259
259
258
258
257
256
255

Monday 2

Waning Gibbous 98%

19:59

06:30

Sun - Rise: 06:00, Set: 19:15, Transit: 12:38. Moon - Rise: 19:59, Set: 06:30. Civil Dark: 19:40 - 05:35. Nautical Dark: 20:09 - 05:06. Astro Dark: 20:39 - 04:36

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 Miguel, Porto União, Brazil (-26.37,-51.07)

Generated: 27/01/26 02:21:56. Forecast: 27/01/26 to 02/02/26. Timezone: UTC-3.00