Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 12%

05:40

18:31

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

Sun - Rise: 07:58, Set: 20:12, Transit: 14:05. Moon - Rise: 05:40, Set: 18:31. Civil Dark: 20:36 - 07:34. Nautical Dark: 21:03 - 07:07. Astro Dark: 21:31 - 06:39

Total Clouds (% Sky Obscured)

26
29
12
22
72
70
69
99
82
86
76
43
26
27
22
29
29
33
32
28
47
95
98
98

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
0
0
3
0
5
0
2
2
5
5
5
5
10
91
96
98

High Clouds (% Sky Obscured)

26
29
12
22
72
70
69
97
35
45
40
23
25
27
9
29
29
33
32
28
47
65
90
91

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
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)

15
15
15
15
15
14
15
14
14
14
15
16
15
14
12
12
12
12
10
10
11
13
10
8

Chance of Frost

Temperature (°C)

14
14
14
14
14
14
14
15
15
15
15
15
15
15
14
14
15
15
15
15
15
15
14
14

Feels Like (°C)

18
18
19
18
18
18
17
18
17
17
17
18
18
18
18
19
18
17
17
17
16
16
14
15

Dew Point (°C)

8
8
9
8
8
9
8
8
7
8
8
8
8
8
9
8
8
7
8
7
7
7
8
6

Relative Humidity (%)

69
67
71
67
66
68
67
61
60
61
62
62
63
65
71
66
64
59
60
59
59
58
63
58

Pressure (mb)

1016
1017
1017
1018
1018
1018
1019
1018
1018
1017
1017
1017
1017
1018
1018
1019
1019
1018
1018
1017
1016
1016
1016
1016

Ozone (du)

285
285
285
285
284
284
285
285
287
287
288
288
288
287
285
283
281
281
280
279
279
277
276
277

Friday 19

Waning Crescent 6%

06:39

19:03

07 Bad
08 Bad
09 Bad
10 OK
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
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:58, Set: 20:11, Transit: 14:05. Moon - Rise: 06:39, Set: 19:03. Civil Dark: 20:34 - 07:35. Nautical Dark: 21:02 - 07:07. Astro Dark: 21:30 - 06:40

Total Clouds (% Sky Obscured)

94
89
76
30
80
87
74
96
99
93
97
100
75
67
100
100
100
100
99
100
100
100
100
99

Low Clouds (% Sky Obscured)

0
0
4
0
0
0
0
0
0
4
2
4
2
0
0
0
0
0
0
3
0
0
0
0

Medium Clouds (% Sky Obscured)

94
32
71
12
80
39
8
38
97
66
33
66
43
63
80
85
92
88
85
76
91
87
99
95

High Clouds (% Sky Obscured)

63
56
28
30
23
72
57
89
96
79
94
100
64
27
100
100
100
100
96
100
100
100
74
96

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
6
8
9
10
8
10
15
0
14
4
20
14
15
1
14
0
0
0
1
2
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)

8
7
8
9
10
9
9
9
11
10
11
10
10
12
12
11
10
12
10
9
10
11
9
11

Chance of Frost

Temperature (°C)

14
13
13
14
14
14
14
14
14
14
15
15
14
14
14
15
15
15
14
15
14
14
14
15

Feels Like (°C)

15
14
15
16
18
15
15
16
15
16
17
15
12
12
13
12
12
14
13
13
12
13
14
13

Dew Point (°C)

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

Relative Humidity (%)

55
60
68
58
55
62
62
57
58
67
62
67
64
57
56
53
51
52
55
56
55
53
59
59

Pressure (mb)

1016
1016
1017
1018
1018
1018
1018
1018
1017
1017
1017
1018
1017
1017
1018
1018
1019
1019
1019
1018
1018
1018
1018
1018

Ozone (du)

277
278
278
277
279
280
280
280
278
275
276
275
275
276
275
275
276
277
278
277
277
276
276
276

Saturday 20

Waning Crescent 2%

No Rise

19:32

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
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:59, Set: 20:10, Transit: 14:04. Moon - Rise: No Rise, Set: 19:32. Civil Dark: 20:33 - 07:35. Nautical Dark: 21:01 - 07:08. Astro Dark: 21:28 - 06:41

Total Clouds (% Sky Obscured)

98
94
97
88
80
84
94
92
90
97
100
100
100
97
98
94
90
89
89
82
70
85
66
67

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

81
91
90
74
66
81
82
87
85
80
80
75
76
74
63
88
87
80
83
79
65
85
64
67

High Clouds (% Sky Obscured)

90
61
95
45
41
7
70
86
68
64
100
100
100
68
90
81
15
50
7
7
12
2
5
2

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
6
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
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

12
12
13
11
11
12
11
9
12
10
12
20
27
22
21
17
22
20
19
16
17
16
15
15

Chance of Frost

Temperature (°C)

14
15
14
14
15
15
14
14
14
14
13
13
14
14
15
15
15
15
15
14
14
14
14
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
58
56
52
59
63
60
52
50
62
65
49
58
79
67
74
66
68
69
71
69
74
76
76

Pressure (mb)

1018
1018
1018
1019
1019
1020
1019
1019
1018
1018
1018
1018
1018
1019
1019
1020
1019
1019
1019
1019
1018
1018
1018
1018

Ozone (du)

276
277
276
276
277
278
278
277
277
277
277
277
279
281
281
281
282
281
281
282
282
282
283
285

Sunday 21

New Moon 0%

07:35

20:00

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

Sun - Rise: 07:59, Set: 20:08, Transit: 14:04. Moon - Rise: 07:35, Set: 20:00. Civil Dark: 20:32 - 07:36. Nautical Dark: 20:59 - 07:08. Astro Dark: 21:27 - 06:41

Total Clouds (% Sky Obscured)

57
25
24
20
15
75
22
22
22
18
16
43
12
15
13
9
6
5
4
8
5
4
3
4

Low Clouds (% Sky Obscured)

0
0
0
0
0
22
0
0
0
0
0
0
4
4
0
0
2
1
2
2
2
2
2
2

Medium Clouds (% Sky Obscured)

55
18
18
14
11
75
10
13
13
14
9
6
6
9
12
8
5
2
2
2
4
4
3
4

High Clouds (% Sky Obscured)

1
1
2
2
2
5
6
3
1
0
1
12
1
2
1
0
0
3
1
5
2
1
0
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
7
6
6
6
6
6
6
6
6
6
6
6
6

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
1
0
1
4
18
6
10
19
14
27
13

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)

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

Chance of Frost

Temperature (°C)

14
14
14
13
13
14
14
14
14
15
14
14
14
14
14
14
14
14
14
14
14
14
14
14

Feels Like (°C)

15
15
16
15
17
18
16
19
19
19
18
18
16
16
15
15
15
14
13
14
13
14
14
14

Dew Point (°C)

10
9
8
7
8
9
9
10
10
10
10
10
11
11
11
11
11
11
11
11
11
11
11
12

Relative Humidity (%)

75
71
70
66
68
72
75
74
76
75
75
76
80
79
78
78
80
80
80
82
82
83
82
83

Pressure (mb)

1018
1019
1019
1019
1020
1020
1020
1019
1019
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018

Ozone (du)

287
287
287
286
287
287
287
286
286
286
285
286
287
288
288
288
288
288
287
287
286
287
288
290

Monday 22

Waxing Crescent 1%

08:29

20:27

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

Sun - Rise: 08:00, Set: 20:07, Transit: 14:04. Moon - Rise: 08:29, Set: 20:27. Civil Dark: 20:31 - 07:36. Nautical Dark: 20:58 - 07:09. Astro Dark: 21:26 - 06:42

Total Clouds (% Sky Obscured)

24
5
39
41
47
37
24
22
40
21
21
20
15
14
13
10
7
4
6
5
5
9
14
20

Low Clouds (% Sky Obscured)

2
2
2
6
7
8
5
6
7
7
8
7
9
9
9
7
6
4
5
4
4
5
6
8

Medium Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
2
1
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

13
2
19
19
18
8
1
1
11
0
0
0
0
0
0
0
1
1
2
2
2
2
2
1

ISS Passover

Visibility (miles)

6
6
6
6
6
6
6
6
9
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

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 (%)

14
13
5
11
17
5
5
7
5
9
17
7
9
9
6
10
11
10
12
12
10
12
12
8

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)

16
16
16
16
16
16
16
16
16
16
16
15
15
14
14
13
12
11
10
10
9
9
9
9

Chance of Frost

Temperature (°C)

15
15
15
14
15
15
15
15
15
14
15
14
14
14
14
14
14
14
14
14
14
14
14
14

Feels Like (°C)

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

Dew Point (°C)

11
11
11
11
11
11
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
9
9
9

Relative Humidity (%)

80
79
79
78
78
75
75
75
73
73
73
74
74
74
75
74
75
75
74
75
74
72
74
72

Pressure (mb)

1018
1018
1019
1019
1020
1020
1020
1020
1019
1019
1019
1019
1019
1020
1020
1021
1021
1021
1020
1020
1020
1019
1019
1019

Ozone (du)

290
292
292
292
291
293
293
294
293
292
291
291
290
290
289
289
289
288
288
288
287
287
287
287

Tuesday 23

Waxing Crescent 3%

09:24

20:55

07 OK
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 OK
01 Bad
02 Bad
03 OK
04 OK
05 Bad
06 OK

Sun - Rise: 08:00, Set: 20:06, Transit: 14:03. Moon - Rise: 09:24, Set: 20:55. Civil Dark: 20:29 - 07:37. Nautical Dark: 20:57 - 07:09. Astro Dark: 21:25 - 06:42

Total Clouds (% Sky Obscured)

27
34
43
42
41
39
48
60
71
60
48
36
39
42
46
44
41
39
39
39
38
37
38
37

Low Clouds (% Sky Obscured)

10
12
14
9
8
6
7
10
11
10
8
8
6
6
6
6
6
6
3
5
5
6
7
11

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
7
14
20
14
8
2

High Clouds (% Sky Obscured)

5
9
13
19
24
30
46
60
71
60
48
34
34
34
29
20
15
15
13
9
6
11
17
23

ISS Passover

Visibility (miles)

6
6
6
6
6
6
6
6
6
6
7
8
9
9
9
9
9
9
9
9
9
9
8
8

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 (%)

14
16
13
20
22
14
17
18
16
15
12
8
10
10
6
13
14
5
9
8
3
11
16
7

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

Chance of Frost

Temperature (°C)

13
13
13
13
13
13
13
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

9
8
8
8
8
8
8
7
7
6
6
5
4
5
5
6
5
5
5
5
5
5
5
5

Relative Humidity (%)

72
72
71
71
72
74
74
73
73
72
70
67
64
66
67
68
67
67
67
66
66
66
65
66

Pressure (mb)

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

Ozone (du)

287
287
287
287
287
287
286
286
285
284
284
284
283
284
284
285
285
286
286
287
288
289
291
293

Wednesday 24

Waxing Crescent 7%

10:18

21:24

07 Bad
08 Bad
09 OK
10 Bad
11 Bad
12 Bad
13 Bad
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 Good
21 Good
22 Good
23 OK
00 OK

Sun - Rise: 08:01, Set: 20:05, Transit: 14:03. Moon - Rise: 10:18, Set: 21:24. Civil Dark: 20:28 - 07:37. Nautical Dark: 20:56 - 07:10. Astro Dark: 21:23 - 06:43

Total Clouds (% Sky Obscured)

38
40
42
56
69
80
57
40
27
31
31
26
18
9
0
9
16
22

Low Clouds (% Sky Obscured)

6
5
4
4
4
4
4
5
5
5
7
7
5
3
0
2
3
2

Medium Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

29
35
42
56
69
80
44
9
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
8
8
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

Precipitation Type

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

Precipitation Probability (%)

11
14
5
8
6
0
1
1
0
0
0
0
2
2
0
4
7
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
8
8
8
8
7
7
7
7
7
8
8
8
8
9
9
8
8

Chance of Frost

Temperature (°C)

11
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12
12

Feels Like (°C)

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

Dew Point (°C)

5
5
5
5
5
5
5
5
5
5
5
6
6
6
6
6
6
7

Relative Humidity (%)

66
65
65
64
64
64
63
63
62
61
63
64
65
65
66
67
67
67

Pressure (mb)

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

Ozone (du)

295
296
298
299
300
301
302
303
304
304
305
306
307
307
306
305
303
302

Forecast for Hoyagrande, Santa Cruz de Tenerife, Spain (28.75,-17.89)

Generated: 18/09/25 07:23:27. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+1.00