Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waxing Gibbous 100%

20:24

08:08

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 OK
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 OK

Sun - Rise: 07:57, Set: 20:10, Transit: 14:03. Moon - Rise: 20:24, Set: 08:08. Civil Dark: 20:39 - 07:29. Nautical Dark: 21:12 - 06:56. Astro Dark: 21:46 - 06:22

Total Clouds (% Sky Obscured)

95
99
90
86
88
76
81
84
73
66
83
71
74
72
45
31
36
75
81
87
78
48
47
38

Low Clouds (% Sky Obscured)

30
52
32
45
81
31
73
79
63
34
71
57
66
66
42
28
35
74
78
86
77
45
31
23

Medium Clouds (% Sky Obscured)

85
94
71
70
63
63
28
43
50
46
56
45
45
33
34
8
2
16
29
7
13
22
39
31

High Clouds (% Sky Obscured)

87
98
79
68
34
34
38
14
0
33
0
0
0
10
1
0
0
0
0
0
0
0
7
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
9
10
10

Fog (%)

0
13
11
0
1
1
0
1
34
4
52
0
0
44
0
0
0
0
0
0
0
0
1
4

Precipitation Type

Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

28
37
37
35
30
28
24
25
24
22
20
25
24
17
12
12
18
51
52
43
33
29
26
17

Precipitation Amount (mm)

0.33
0.48
0.43
0.34
0.22
0.14
0.08
0.07
0.05
0.05
0.06
0.1
0.08
0.04
0.02
0.02
0.06
0.36
0.32
0.22
0.15
0.16
0.18
0.12

Wind Speed/Direction (mph)

9
8
8
7
6
5
4
4
4
3
3
3
3
3
3
3
3
4
4
5
6
7
7
8

Chance of Frost

Temperature (°C)

15
14
14
14
13
13
12
12
11
11
11
11
11
11
11
10
10
11
11
12
13
14
15
17

Feels Like (°C)

15
14
14
14
13
13
12
12
11
11
11
11
11
11
11
10
10
11
11
12
13
14
15
17

Dew Point (°C)

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

Relative Humidity (%)

67
69
72
77
80
82
85
86
90
94
93
95
96
95
94
94
93
95
93
90
88
84
80
72

Pressure (mb)

1023
1023
1023
1024
1024
1024
1025
1025
1026
1026
1026
1026
1026
1025
1025
1025
1025
1026
1026
1026
1026
1026
1025
1025

Ozone (du)

323
324
324
321
320
319
321
322
320
318
318
317
316
314
312
311
308
308
308
308
307
307
307
306

Tuesday 21

Full Moon 99%

20:46

09:13

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:58, Set: 20:09, Transit: 14:02. Moon - Rise: 20:46, Set: 09:13. Civil Dark: 20:37 - 07:30. Nautical Dark: 21:10 - 06:57. Astro Dark: 21:44 - 06:23

Total Clouds (% Sky Obscured)

46
51
54
67
73
52
99
98
96
94
88
99
100
99
99
100
100
97
89
98
99
70
65
54

Low Clouds (% Sky Obscured)

43
43
45
64
67
43
98
97
95
93
76
54
81
83
98
100
100
95
84
50
84
62
64
54

Medium Clouds (% Sky Obscured)

20
30
26
17
28
28
37
43
14
12
57
97
85
50
20
0
1
38
43
2
45
20
0
0

High Clouds (% Sky Obscured)

2
1
0
0
0
0
0
1
3
0
31
81
100
96
19
0
98
73
11
96
98
13
1
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
9
6
8
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

6
0
0
0
16
0
0
0
0
1
1
2
2
53
52
53
52
53
50
2
0
0
0
0

Precipitation Type

Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

12
10
11
11
14
10
12
15
17
19
20
25
22
17
15
17
15
14
14
12
9
9
8
8

Precipitation Amount (mm)

0.11
0.1
0.09
0.07
0.05
0.04
0.03
0.04
0.06
0.07
0.08
0.09
0.07
0.04
0.04
0.06
0.03
0.04
0.04
0.04
0.04
0.04
0.05
0.04

Wind Speed/Direction (mph)

8
9
9
9
8
6
5
4
3
3
3
2
2
2
2
2
2
2
2
3
4
5
5
5

Chance of Frost

Temperature (°C)

18
19
18
18
16
15
13
13
13
13
12
12
12
12
12
12
11
11
11
13
15
16
18
19

Feels Like (°C)

18
19
18
18
16
15
13
13
13
13
12
12
12
12
12
12
11
11
11
13
15
16
18
19

Dew Point (°C)

11
11
11
12
11
12
11
11
11
12
12
12
12
12
12
12
11
11
10
11
12
12
12
11

Relative Humidity (%)

66
62
63
68
74
82
85
88
92
97
98
100
100
100
100
100
100
98
94
88
82
75
68
62

Pressure (mb)

1025
1024
1024
1024
1024
1025
1025
1026
1026
1026
1026
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022

Ozone (du)

306
307
306
306
306
303
302
302
302
302
302
304
305
306
311
312
311
312
311
310
307
305
305
303

Wednesday 22

Waning Gibbous 96%

21:07

10:17

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

Sun - Rise: 07:59, Set: 20:07, Transit: 14:02. Moon - Rise: 21:07, Set: 10:17. Civil Dark: 20:35 - 07:31. Nautical Dark: 21:08 - 06:58. Astro Dark: 21:42 - 06:24

Total Clouds (% Sky Obscured)

54
77
9
2
60
94
46
39
79
66
52
23
59
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

45
16
8
0
9
9
1
36
78
66
52
23
58
100
100
100
100
100
100
100
100
100
100
0

Medium Clouds (% Sky Obscured)

9
6
1
0
0
1
1
1
1
2
1
1
1
1
0
0
0
0
0
0
0
0
0
2

High Clouds (% Sky Obscured)

28
73
1
1
57
93
45
11
0
0
0
0
0
0
3
7
11
67
67
67
67
67
67
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

0
0
0
0
0
0
0
0
1
1
0
0
52
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

5
5
4
4
4
5
5
6
7
7
0
0
0
0
0
6
8
12
16
19
21
21
20
14

Precipitation Amount (mm)

0.02
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.01
0
0
0
0
0
0.01
0.02
0.05
0.09
0.15
0.2
0.27
0.33
0.36

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
20
19
18
16
14
13
13
12
12
12
12
12
12
12
12
12
12
14
15
16
16
18

Feels Like (°C)

20
20
20
19
18
16
14
13
13
12
12
12
12
12
12
12
12
12
12
14
15
16
16
18

Dew Point (°C)

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

Relative Humidity (%)

57
56
59
64
72
78
85
88
92
98
100
100
100
100
100
100
100
100
97
91
90
85
80
73

Pressure (mb)

1022
1021
1021
1021
1021
1021
1022
1022
1023
1023
1023
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021

Ozone (du)

302
299
298
297
296
303
299
297
294
292
291
290
290
290
289
288
288
289
288
288
288
287
286
288

Thursday 23

Waning Gibbous 91%

21:29

11:20

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
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

Sun - Rise: 08:00, Set: 20:05, Transit: 14:02. Moon - Rise: 21:29, Set: 11:20. Civil Dark: 20:33 - 07:32. Nautical Dark: 21:06 - 06:59. Astro Dark: 21:40 - 06:25

Total Clouds (% Sky Obscured)

100
100
100
100
100
10
10
10
10
10
10
100
100
100
100
100
100
43
43
43
43
43
43
61

Low Clouds (% Sky Obscured)

0
0
0
0
0
9
9
9
9
9
9
2
2
2
2
2
2
2
2
2
2
2
2
0

Medium Clouds (% Sky Obscured)

2
2
2
2
2
2
2
2
2
2
2
0
0
0
0
0
0
31
31
31
31
31
31
6

High Clouds (% Sky Obscured)

100
100
100
100
100
0
0
0
0
0
0
100
100
100
100
100
100
28
28
28
28
28
28
59

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
9
9
10
10
10
10
10
10
10
10
10

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

19
16
15
11
8
7
6
7
7
7
7
7
7
9
12
17
25
26
25
23
23
23
24
16

Precipitation Amount (mm)

0.46
0.31
0.22
0.12
0.06
0.04
0.02
0.02
0.03
0.02
0.03
0.03
0.03
0.05
0.08
0.13
0.21
0.28
0.31
0.3
0.29
0.28
0.27
0.24

Wind Speed/Direction (mph)

5
5
5
5
5
5
4
4
4
3
3
3
3
3
3
3
2
2
3
3
4
4
5
5

Chance of Frost

Temperature (°C)

19
20
19
18
17
16
15
14
14
13
13
13
12
12
12
12
12
11
12
13
14
16
17
19

Feels Like (°C)

19
20
19
18
17
16
15
14
14
13
13
13
12
12
12
12
12
11
12
13
14
16
17
19

Dew Point (°C)

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

Relative Humidity (%)

69
66
69
75
82
89
93
96
99
100
100
100
100
100
100
100
100
100
98
94
91
85
80
73

Pressure (mb)

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

Ozone (du)

288
288
288
288
288
289
289
289
290
290
290
293
294
295
295
296
297
294
294
294
295
294
294
295

Friday 24

Waning Gibbous 84%

21:52

12:23

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

Sun - Rise: 08:01, Set: 20:03, Transit: 14:01. Moon - Rise: 21:52, Set: 12:23. Civil Dark: 20:31 - 07:33. Nautical Dark: 21:04 - 07:00. Astro Dark: 21:38 - 06:27

Total Clouds (% Sky Obscured)

61
61
61
61
61
45
45
45
45
45
45
6
6
6
6
6
6
65
65
65
65
65
65
48

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
1
1
1
3
3
3
3
3
3
57
57
57
57
57
57
25

Medium Clouds (% Sky Obscured)

6
6
6
6
6
6
6
6
6
6
6
0
0
0
0
0
0
30
30
30
30
30
30
26

High Clouds (% Sky Obscured)

59
59
59
59
59
42
42
42
42
42
42
3
3
3
3
3
3
15
15
15
15
15
15
27

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

14
13
11
10
12
12
11
11
12
13
14
19
17
14
13
11
9
6
4
0
0
0
0
0

Precipitation Amount (mm)

0.19
0.14
0.1
0.09
0.09
0.09
0.06
0.04
0.04
0.05
0.08
0.1
0.1
0.08
0.07
0.05
0.04
0.03
0.01
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
6
6
5
4
4
3
3
2
2
2
2
2
2
2
2
2
2
2
3
3
3
3

Chance of Frost

Temperature (°C)

20
20
20
19
18
17
16
15
15
14
14
13
12
12
12
12
12
12
13
14
16
17
19
20

Feels Like (°C)

20
20
20
19
18
17
16
15
15
14
14
13
12
12
12
12
12
12
13
14
16
17
19
20

Dew Point (°C)

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

Relative Humidity (%)

68
67
69
73
79
86
92
93
94
98
100
100
100
100
100
100
100
100
97
92
86
80
71
62

Pressure (mb)

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

Ozone (du)

295
295
295
294
294
293
292
292
292
292
292
292
290
288
286
286
286
287
287
287
287
286
285
283

Saturday 25

Waning Gibbous 76%

22:18

13:26

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

Sun - Rise: 08:02, Set: 20:01, Transit: 14:01. Moon - Rise: 22:18, Set: 13:26. Civil Dark: 20:30 - 07:34. Nautical Dark: 21:03 - 07:01. Astro Dark: 21:36 - 06:28

Total Clouds (% Sky Obscured)

48
48
48
48
48
29
29
29
29
29
29
81
81
81
81
81
81
2
2
2
2
2
2
73

Low Clouds (% Sky Obscured)

25
25
25
25
25
2
2
2
2
2
2
0
0
0
0
0
0
2
2
2
2
2
2
73

Medium Clouds (% Sky Obscured)

26
26
26
26
26
22
22
22
22
22
22
80
80
80
80
80
80
1
1
1
1
1
1
2

High Clouds (% Sky Obscured)

27
27
27
27
27
14
14
14
14
14
14
13
13
13
13
13
13
0
0
0
0
0
0
2

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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)

4
4
4
4
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
3
3
3
4

Chance of Frost

Temperature (°C)

21
22
21
20
18
17
15
14
13
12
12
11
11
11
10
10
9
9
11
14
17
19
21
23

Feels Like (°C)

21
22
21
20
18
17
15
14
13
12
12
11
11
11
10
10
9
9
11
14
17
19
21
23

Dew Point (°C)

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

Relative Humidity (%)

57
55
57
65
78
86
92
97
99
100
100
100
100
100
100
100
100
100
97
89
80
71
63
56

Pressure (mb)

1019
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1018

Ozone (du)

283
283
283
283
284
285
285
285
284
284
284
284
283
282
282
282
282
282
282
283
283
284
284
284

Sunday 26

Waning Gibbous 68%

22:49

14:27

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

Sun - Rise: 08:03, Set: 20:00, Transit: 14:01. Moon - Rise: 22:49, Set: 14:27. Civil Dark: 20:28 - 07:35. Nautical Dark: 21:01 - 07:02. Astro Dark: 21:34 - 06:29

Total Clouds (% Sky Obscured)

73
73
73
73
73
12
12
12
12
12
12
23
23
23
23
23
23
54
54
54
54
54
54
91

Low Clouds (% Sky Obscured)

73
73
73
73
73
3
3
3
3
3
3
2
2
2
2
2
2
23
23
23
23
23
23
63

Medium Clouds (% Sky Obscured)

2
2
2
2
2
5
5
5
5
5
5
9
9
9
9
9
9
47
47
47
47
47
47
73

High Clouds (% Sky Obscured)

2
2
2
2
2
5
5
5
5
5
5
16
16
16
16
16
16
0
0
0
0
0
0
58

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

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)

4
4
4
4
4
4
3
3
2
2
2
2
2
2
2
2
2
2
2
3
3
3
3
3

Chance of Frost

Temperature (°C)

24
24
24
23
21
19
18
16
15
14
13
13
12
12
12
11
10
10
12
15
18
20
22
23

Feels Like (°C)

24
24
24
23
21
19
18
16
15
14
14
13
13
12
12
11
10
10
12
15
18
20
22
23

Dew Point (°C)

13
13
14
14
16
17
16
16
15
14
13
13
12
12
12
11
10
10
12
14
16
16
15
15

Relative Humidity (%)

52
50
51
58
72
85
92
98
100
100
100
100
100
100
100
100
100
100
100
95
87
77
67
58

Pressure (mb)

1018
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1017

Ozone (du)

284
284
283
283
282
282
283
283
283
283
283
283
284
286
287
288
290
291
291
291
291
291
290
290

Forecast for Burgelu, Álava, ES (42.87,-2.60)

Generated: 20/09/21 15:59:03. Forecast: 20/09/21 to 26/09/21. Timezone: UTC+2.00