Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 5

Waning Crescent 21%

02:15

16:46

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

Sun - Rise: 07:30, Set: 18:55, Transit: 13:12. Moon - Rise: 02:15, Set: 16:46. Civil Dark: 19:26 - 07:00. Nautical Dark: 20:01 - 06:24. Astro Dark: 20:37 - 05:48

Total Clouds (% Sky Obscured)

57
46
41
27
11
16
8
4
3
3
2
3
6
16
9
11
17
19
22
23
22
20
0
3

Low Clouds (% Sky Obscured)

40
35
41
20
7
7
4
2
0
0
0
0
1
6
4
6
9
11
11
11
11
8
0
1

Medium Clouds (% Sky Obscured)

3
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

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
1
2
4
3
2

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 (%)

45
33
4
8
2
1
1
1
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)

3
2
2
3
3
3
4
4
3
2
3
3
3
4
3
3
3
3
3
3
3
3
3
1

Chance of Frost

Temperature (°C)

15
16
17
17
18
18
18
18
17
14
12
12
12
11
10
10
10
10
9
9
8
8
8
10

Feels Like (°C)

17
18
18
19
20
20
19
19
19
16
14
14
14
13
12
11
12
11
11
11
9
10
10
12

Dew Point (°C)

14
13
13
11
10
10
9
10
13
12
11
11
10
10
9
9
9
9
8
9
7
8
7
8

Relative Humidity (%)

90
83
76
67
61
58
56
59
73
87
89
92
90
91
91
91
93
93
95
95
93
95
93
88

Pressure (mb)

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

Ozone (du)

320
316
311
306
302
298
294
292
291
291
291
291
290
289
289
289
288
287
286
286
285
286
286
286

Tuesday 6

Waning Crescent 20%

03:35

17:09

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

Sun - Rise: 07:32, Set: 18:53, Transit: 13:12. Moon - Rise: 03:35, Set: 17:09. Civil Dark: 19:24 - 07:01. Nautical Dark: 19:59 - 06:26. Astro Dark: 20:35 - 05:50

Total Clouds (% Sky Obscured)

12
62
60
34
64
59
12
26
35
43
42
45
50
50
50
45
47
36
17
10
57
54
66
41

Low Clouds (% Sky Obscured)

5
5
7
7
6
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
10
8

Medium Clouds (% Sky Obscured)

0
0
0
6
45
59
3
4
25
33
38
32
34
45
45
43
47
34
12
6
23
32
34
32

High Clouds (% Sky Obscured)

1
43
38
12
45
16
9
26
13
3
5
45
49
48
48
44
2
3
2
3
34
20
23
3

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 (%)

1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
4
7
10
12
13
9

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
1
3
9
9
4
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)

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

Chance of Frost

Temperature (°C)

13
15
16
17
18
18
18
18
17
15
13
12
12
12
12
12
11
11
11
11
10
10
10
12

Feels Like (°C)

15
17
16
16
18
17
18
19
19
16
15
13
14
13
13
14
13
12
12
11
11
9
10
12

Dew Point (°C)

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

Relative Humidity (%)

82
71
65
58
54
52
52
54
67
78
82
83
86
87
89
87
87
84
83
84
83
81
80
72

Pressure (mb)

1021
1021
1020
1019
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1015

Ozone (du)

286
287
289
291
292
294
297
300
302
303
303
303
303
303
303
303
301
297
294
291
290
288
288
288

Wednesday 7

Waning Crescent 12%

04:52

17:28

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:33, Set: 18:51, Transit: 13:12. Moon - Rise: 04:52, Set: 17:28. Civil Dark: 19:22 - 07:02. Nautical Dark: 19:57 - 06:27. Astro Dark: 20:33 - 05:51

Total Clouds (% Sky Obscured)

88
76
62
58
87
88
84
97
99
96
92
100
92
91
92
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

6
3
0
0
7
0
0
0
0
5
4
4
5
85
80
78
75
72
86
86
87
87
89
94

Medium Clouds (% Sky Obscured)

30
19
7
1
16
34
77
86
95
92
92
100
92
91
92
59
97
100
100
100
97
99
100
99

High Clouds (% Sky Obscured)

55
50
52
57
72
55
57
82
94
83
52
52
55
55
72
97
73
78
100
100
95
100
94
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 (%)

5
3
2
2
2
1
1
1
1
1
1
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
Very Light Rain
Light Rain
Very Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
2
8
9
10
10
13
22
33
50
57
64
73
68
91

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
17
18
19
21
21
21
20
19
17
15
14
15
14
13
13
13
13
13
13
13
12
13
12

Feels Like (°C)

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

Dew Point (°C)

8
8
8
8
9
10
11
12
13
12
9
8
11
10
8
8
8
9
9
8
8
7
8
8

Relative Humidity (%)

62
55
51
47
46
49
51
59
67
72
67
68
74
75
70
72
75
76
75
72
71
71
71
73

Pressure (mb)

1015
1015
1014
1013
1012
1012
1011
1010
1010
1011
1011
1012
1012
1011
1011
1011
1011
1011
1010
1010
1009
1009
1009
1010

Ozone (du)

288
289
288
289
290
290
290
290
291
290
290
291
291
291
292
293
294
295
296
297
300
301
301
300

Thursday 8

Waning Crescent 6%

06:07

17:45

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:34, Set: 18:49, Transit: 13:11. Moon - Rise: 06:07, Set: 17:45. Civil Dark: 19:20 - 07:04. Nautical Dark: 19:55 - 06:28. Astro Dark: 20:31 - 05:53

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
92
98
96
93
93
93
93
83
69
57
47
80
76
75
75

Low Clouds (% Sky Obscured)

98
99
99
100
99
99
98
99
99
80
98
96
93
93
93
93
79
61
49
34
31
26
28
28

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
63
56
45
36
26
22
19
13
9
4
0
0
0
0
0
0

High Clouds (% Sky Obscured)

87
91
96
100
79
29
8
6
4
2
1
1
0
0
0
0
0
0
0
6
40
35
30
35

ISS Passover

Visibility (miles)

9
2
3
5
7
9
5
5
9
6
8
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

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
84
83
77
67
66
48
37
46
35
22
29
33
13
17
11

Precipitation Amount (mm)

1.5
2.4
1.8
1.2
0.9
1
1.1
0.6
0.5
0.4
0.4
0.3
0.3
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
12
11
10
10
10
8
8
7
8
8
7
6
6
5
5
4
4
4
4
4
5
4
4

Chance of Frost

Temperature (°C)

12
12
11
11
11
11
9
9
9
8
8
8
7
7
6
6
6
5
5
4
4
4
4
5

Feels Like (°C)

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

Dew Point (°C)

8
11
11
10
11
10
8
8
8
7
6
6
5
5
4
4
4
4
4
3
3
3
2
3

Relative Humidity (%)

75
93
96
95
96
95
95
95
93
93
91
90
90
88
86
88
90
90
90
89
91
91
89
88

Pressure (mb)

1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1023
1023
1024
1024
1024
1024
1025
1025
1025
1025
1025

Ozone (du)

301
301
300
303
306
306
306
305
307
309
309
311
311
311
310
310
308
306
303
301
300
298
296
294

Friday 9

Waning Crescent 2%

07:21

18:02

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:36, Set: 18:47, Transit: 13:11. Moon - Rise: 07:21, Set: 18:02. Civil Dark: 19:18 - 07:05. Nautical Dark: 19:54 - 06:30. Astro Dark: 20:29 - 05:54

Total Clouds (% Sky Obscured)

77
74
77
74
85
92
97
99
97
96
98
99
100
100
100
100
100
100
100
100
100
99
99
100

Low Clouds (% Sky Obscured)

33
36
41
42
30
39
42
85
91
95
98
99
100
99
99
98
98
99
100
99
99
99
99
100

Medium Clouds (% Sky Obscured)

18
53
55
25
67
74
81
96
96
95
97
98
97
98
86
82
68
54
36
49
67
84
83
82

High Clouds (% Sky Obscured)

40
7
3
26
28
76
89
71
62
46
19
41
41
60
82
81
74
72
65
43
22
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
8
3
9
8
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
Very Light Rain
Light Rain
Light Rain
None
Very Light Rain
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
Very Light Rain
None
None

Precipitation Probability (%)

2
3
2
2
1
0
0
7
40
54
71
71
47
62
40
40
70
64
60
61
62
64
55
51

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.2
0.6
0.4
0
0.2
0
0
0.3
0.2
0.2
0
0
0.2
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
8
9
9
10
9
10
10
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10

Feels Like (°C)

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

Dew Point (°C)

4
3
1
-2
-3
-4
-4
-3
-1
5
6
7
8
8
8
8
7
8
7
7
8
8
8
9

Relative Humidity (%)

81
70
57
47
42
39
39
42
48
73
85
88
91
91
91
91
90
90
88
88
90
90
90
90

Pressure (mb)

1025
1025
1024
1024
1023
1023
1022
1022
1022
1023
1023
1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1020
1020
1020

Ozone (du)

292
290
288
285
283
282
281
280
278
278
278
279
280
280
280
280
281
281
280
280
280
280
280
280

Saturday 10

New Moon 0%

08:34

18:19

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 07:37, Set: 18:46, Transit: 13:11. Moon - Rise: 08:34, Set: 18:19. Civil Dark: 19:16 - 07:07. Nautical Dark: 19:52 - 06:31. Astro Dark: 20:27 - 05:55

Total Clouds (% Sky Obscured)

100
100
100
100
94
87
81
84
86
88
91
94
97
96
94
92
87
82
78
80
84
87
91
95

Low Clouds (% Sky Obscured)

100
100
90
82
85
87
81
84
86
84
87
90
94
86
79
71
63
56
52
50
45
40
41
39

Medium Clouds (% Sky Obscured)

80
84
88
91
73
53
35
30
25
20
24
26
30
29
27
25
29
32
45
50
60
60
60
60

High Clouds (% Sky Obscured)

0
0
0
0
0
1
1
2
3
5
4
3
3
21
39
53
57
56
65
66
80
87
91
92

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

Precipitation Probability (%)

53
65
71
71
58
50
48
47
44
43
43
41
34
37
33
26
27
26
24
23
19
14
17
17

Precipitation Amount (mm)

0
0.3
0.3
0.4
0.2
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
10
10
11
11
11
10
10
9
9
9
9
10
9
8
7
7
7
7
7
7
7
8

Chance of Frost

Temperature (°C)

10
10
10
10
10
11
11
11
11
11
10
10
10
10
10
9
9
9
9
8
9
8
8
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
87
87
87
85
85
83
81
83
85
88
88
91
91
95
95
96
95
96
95
95
93
93
88

Pressure (mb)

1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

280
281
281
282
282
283
283
284
285
287
288
289
290
291
292
293
294
294
294
294
296
298
300
300

Sunday 11

Waxing Crescent 1%

09:47

18:37

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

Sun - Rise: 07:39, Set: 18:44, Transit: 13:10. Moon - Rise: 09:47, Set: 18:37. Civil Dark: 19:14 - 07:08. Nautical Dark: 19:50 - 06:33. Astro Dark: 20:25 - 05:57

Total Clouds (% Sky Obscured)

98
96
93
90
80
70
60
53
46
43
44
58
70
81
86
96
97
99
100
100
99
99

Low Clouds (% Sky Obscured)

40
53
68
82
69
56
47
37
28
21
27
33
38
37
36
37
38
45
48
49
47
46

Medium Clouds (% Sky Obscured)

60
47
34
20
26
31
35
35
33
32
36
37
47
59
55
49
53
60
66
79
90
98

High Clouds (% Sky Obscured)

93
63
34
7
9
5
4
7
12
11
11
10
15
42
68
88
93
97
100
88
77
62

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

Fog (%)

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

Precipitation Probability (%)

13
14
14
11
11
8
3
4
2
0
2
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
7
7
7
10
9
8
9
10
11
5
5
7
6
5
4
3
2
2
2
2

Dew Point (°C)

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

Relative Humidity (%)

82
78
71
64
56
56
56
55
62
70
78
81
82
84
85
86
86
86
85
85
85
85

Pressure (mb)

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

Ozone (du)

300
300
301
302
303
303
303
304
303
303
303
303
303
303
303
302
302
302
301
300
300
301

Forecast for Lettenboden, Bezirk Pfäffikon, Switzerland (47.38,8.92)

Generated: 05/10/26 10:19:27. Forecast: 05/10/26 to 11/10/26. Timezone: UTC+2.00