Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 13

Waning Crescent 10%

06:15

14:13

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:30, Set: 17:46, Transit: 12:38. Moon - Rise: 06:15, Set: 14:13. Civil Dark: 18:18 - 06:58. Nautical Dark: 18:54 - 06:22. Astro Dark: 19:29 - 05:47

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

0
0
0
2
0
5
12
17
22
62
53
64
84
100
100
100
100
100
94
97
100
98
99
100

Medium Clouds (% Sky Obscured)

49
100
100
91
100
100
100
100
100
100
100
100
100
100
100
97
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
72
76
76
66
48
100
100
90
100
100
100
100
98

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
0
0
0
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
8
12
13
9
4
2
0
0
100
100
100

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
0
0
0
3
9
15
35
45
66
85
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.8
1.3
1.7
1.6
1.5

Wind Speed/Direction (mph)

4
4
5
4
4
4
3
3
3
2
2
2
2
1
3
3
3
3
4
4
3
4
9
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
93
93
94
94
94
94
94
94
94
94
94
91
89
89
89
94
96
98
98
98
100
100

Pressure (mb)

992
992
992
991
991
992
992
992
993
993
994
995
996
998
999
1000
1001
1001
1002
1003
1004
1006
1008
1010

Ozone (du)

404
407
411
414
417
420
423
418
415
413
411
407
406
409
420
428
427
428
426
429
433
434
434
433

Saturday 14

Waning Crescent 5%

06:47

15:25

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:28, Set: 17:48, Transit: 12:38. Moon - Rise: 06:47, Set: 15:25. Civil Dark: 18:19 - 06:57. Nautical Dark: 18:55 - 06:21. Astro Dark: 19:31 - 05:45

Total Clouds (% Sky Obscured)

100
100
98
100
100
100
96
99
99
91
95
94
91
87
86
80
81
91
84
97
58
100
100
100

Low Clouds (% Sky Obscured)

99
100
95
98
98
99
92
98
98
88
93
92
91
85
44
70
71
78
66
44
7
4
28
72

Medium Clouds (% Sky Obscured)

100
100
95
98
99
90
53
43
34
22
20
16
0
12
0
2
0
0
0
10
22
100
100
100

High Clouds (% Sky Obscured)

4
4
0
0
0
0
0
0
0
0
4
0
3
26
62
23
48
35
72
93
28
100
100
100

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
1
1
5
3
3
9
9
9
9
8
9
9
9
9
9
9

Fog (%)

34
0
0
2
0
0
1
1
1
2
2
1
1
1
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
85
77
60
52
44
37
35
27
31
29
15
6
3
0
0
0
0
0
0
1
33

Precipitation Amount (mm)

1.3
1.1
1
0.6
0.6
0.4
0.3
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-2
-1
-2
-1
-1
-1
1
1
2
2
2
1
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
98
96
98
96
98
96
96
98
96
98
92
87
84
81
78
77
81
86
91
94
94

Pressure (mb)

1011
1013
1014
1015
1016
1017
1018
1018
1018
1019
1019
1020
1021
1021
1020
1020
1019
1017
1016
1015
1014
1013
1011
1010

Ozone (du)

429
429
433
430
422
416
409
402
398
394
391
389
387
382
378
375
375
372
370
368
369
368
367
365

Sunday 15

Waning Crescent 1%

07:12

16:40

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:26, Set: 17:49, Transit: 12:38. Moon - Rise: 07:12, Set: 16:40. Civil Dark: 18:21 - 06:55. Nautical Dark: 18:57 - 06:19. Astro Dark: 19:32 - 05:44

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
94
62
94
100
100
100
71
94
100
99

Low Clouds (% Sky Obscured)

100
100
100
100
97
100
88
89
100
100
95
90
90
80
71
53
68
59
54
66
57
79
87
87

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
47
100
100
56
44
49
91
100
100
100
52
67
98
93

High Clouds (% Sky Obscured)

100
100
100
100
50
100
100
100
100
100
68
100
30
0
0
0
5
25
48
70
47
20
0
14

ISS Passover

Visibility (miles)

9
4
9
4
3
3
2
0
0
0
3
2
0
0
1
8
5
6
3
3
1
9
9
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

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

Precipitation Probability (%)

74
95
95
95
95
95
95
95
95
95
95
95
95
95
85
95
95
88
95
95
95
76
57
61

Precipitation Amount (mm)

0.4
1.8
2.7
2.1
1.3
1.2
1.9
2
1.4
2
1.9
5.3
1.7
0.7
0.4
0.6
0.7
0.5
0.6
0.8
0.4
0.2
0
0

Wind Speed/Direction (mph)

7
8
9
10
14
16
16
18
15
13
12
18
18
17
17
17
17
17
16
16
14
14
13
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-2
-1
0
1
2
2
-1
-2
-1
-1
0
-1
-3
-2
-2
-3
-3
-4
-4
-3
-3
-4

Dew Point (°C)

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

Relative Humidity (%)

92
92
96
96
96
96
98
100
98
98
98
94
98
94
89
85
82
82
82
83
86
86
86
86

Pressure (mb)

1009
1008
1007
1006
1005
1004
1003
1003
1003
1002
1001
1001
1002
1003
1003
1003
1003
1003
1002
1002
1003
1003
1004
1004

Ozone (du)

366
368
371
371
365
362
359
361
366
366
367
361
366
377
388
393
398
404
411
414
417
416
415
410

Monday 16

Waning Crescent 0%

07:33

17:56

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:25, Set: 17:51, Transit: 12:38. Moon - Rise: 07:33, Set: 17:56. Civil Dark: 18:22 - 06:53. Nautical Dark: 18:58 - 06:18. Astro Dark: 19:33 - 05:42

Total Clouds (% Sky Obscured)

98
98
98
99
100
94
89
83
89
94
100
97
93
90
92
94
97
73
83
79
78
80
81
86

Low Clouds (% Sky Obscured)

87
87
91
94
98
93
87
82
86
91
95
92
87
84
83
82
81
57
71
69
71
75
77
80

Medium Clouds (% Sky Obscured)

85
78
85
93
77
78
60
40
59
76
87
88
77
29
30
37
44
35
73
63
21
17
45
20

High Clouds (% Sky Obscured)

25
36
26
49
3
3
55
6
0
0
7
0
0
0
0
0
0
0
0
0
1
0
0
2

ISS Passover

Visibility (miles)

0
0
0
0
0
2
0
0
0
0
0
0
0
0
1
1
8
9
9
2
1
2
1
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

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

Precipitation Probability (%)

68
82
75
81
76
73
95
95
83
95
95
86
95
75
66
66
59
62
65
73
75
74
70
65

Precipitation Amount (mm)

0.2
0.4
0
0.3
0.4
0.3
1.8
1.1
0.4
1.1
0.8
0.2
0.6
0.2
0
0
0
0
0.2
0.3
0.3
0.3
0.3
0

Wind Speed/Direction (mph)

11
11
11
11
11
13
12
15
17
17
19
23
19
18
16
15
15
14
13
13
12
12
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
1
0
0
-0
0
1
1
0
-1
0
-1
0
0
-1
-1
1
-0
0
-0
0
0
-1

Relative Humidity (%)

94
98
98
96
96
94
96
98
98
96
96
98
96
96
96
89
84
86
85
85
85
88
91
91

Pressure (mb)

1004
1004
1004
1003
1003
1002
1003
1003
1003
1004
1005
1006
1009
1010
1012
1013
1013
1013
1014
1014
1015
1016
1017
1018

Ozone (du)

406
405
409
424
429
419
413
410
411
407
404
396
394
393
393
389
379
366
362
357
353
348
345
343

Tuesday 17

New Moon 1%

07:50

19:12

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:23, Set: 17:52, Transit: 12:38. Moon - Rise: 07:50, Set: 19:12. Civil Dark: 18:24 - 06:52. Nautical Dark: 18:59 - 06:16. Astro Dark: 19:35 - 05:40

Total Clouds (% Sky Obscured)

94
100
99
98
97
61
80
94
92
91
90
100
100
100
100
100
100
100
100
100
98
97
95
97

Low Clouds (% Sky Obscured)

85
84
71
69
63
44
37
37
42
43
44
36
57
79
81
84
87
83
73
62
60
56
53
43

Medium Clouds (% Sky Obscured)

80
100
96
91
64
25
52
84
91
89
90
100
100
100
100
100
100
99
99
99
91
84
83
88

High Clouds (% Sky Obscured)

2
2
2
5
40
8
15
40
52
54
64
100
100
100
98
94
92
80
60
49
63
76
90
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
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

61
59
52
46
40
37
34
29
25
14
4
9
15
23
42
60
72
61
46
22
18
14
1
3

Precipitation Amount (mm)

0
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
9
8
7
7
7
7
7
7
7
6
6
6
6
6
6
7
8
8
9
11
10
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
92
94
94
94
94
94
92
91
91
84
80
76
71
67
63
66
70
74
78
83
89

Pressure (mb)

1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1020
1020
1017
1017
1016
1015
1015
1014
1013
1013
1012
1011
1011
1010

Ozone (du)

339
337
334
331
330
331
331
331
330
331
332
334
336
339
341
344
347
350
351
352
353
354
354
354

Wednesday 18

Waxing Crescent 5%

08:07

No Set

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
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 07:21, Set: 17:54, Transit: 12:38. Moon - Rise: 08:07, Set: No Set. Civil Dark: 18:25 - 06:50. Nautical Dark: 19:01 - 06:14. Astro Dark: 19:36 - 05:39

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
99
99
99
100
100
100
100
100
100
100
100
92
84
73
77
84
92
94

Low Clouds (% Sky Obscured)

32
23
28
32
37
53
70
87
84
83
80
84
87
91
84
78
72
63
54
43
49
58
66
70

Medium Clouds (% Sky Obscured)

92
96
97
98
97
95
96
97
99
99
100
100
100
100
97
95
93
92
84
73
77
82
86
90

High Clouds (% Sky Obscured)

90
87
92
96
100
92
84
78
83
91
100
100
100
99
99
97
96
80
51
15
4
0
0
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
6
5
4
4
3
5
7
9
9
8
7
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

4
6
13
19
24
38
51
65
76
74
65
71
71
74
79
82
77
66
56
46
46
47
48
54

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.4
0.4
0.4
0.5
0.5
0.6
0.5
0.5
0.5
0.3
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
6
5
5
5
5
6
7
8
8
8
8
8
7
8
11
13
16
16
16
16
14
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

0
-1
-3
-3
-4
-4
-3
-4
-3
-3
-2
-2
-1
0
2
1
2
1
2
2
2
1
0
0

Relative Humidity (%)

85
81
77
75
75
75
75
74
76
77
81
83
84
88
89
86
85
82
82
82
80
82
82
83

Pressure (mb)

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

Ozone (du)

357
359
361
363
365
367
367
367
367
372
376
381
386
392
397
403
409
415
412
409
406
403
400
398

Thursday 19

Waxing Crescent 11%

08:23

20:28

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

Sun - Rise: 07:19, Set: 17:55, Transit: 12:37. Moon - Rise: 08:23, Set: 20:28. Civil Dark: 18:27 - 06:48. Nautical Dark: 19:02 - 06:13. Astro Dark: 19:38 - 05:37

Total Clouds (% Sky Obscured)

96
98
99
100
100
100
100
100
95
89
84
88
92
96
97
97
98

Low Clouds (% Sky Obscured)

75
80
87
93
100
98
97
95
90
84
79
84
89
94
94
93
93

Medium Clouds (% Sky Obscured)

93
97
98
99
100
87
70
50
40
34
32
54
81
88
85
82
78

High Clouds (% Sky Obscured)

12
30
36
24
7
20
36
70
58
35
14
38
61
85
85
80
85

ISS Passover

Visibility (miles)

9
9
8
6
3
0
3
5
8
8
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

Precipitation Type

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

Precipitation Probability (%)

59
61
70
86
95
87
84
81
62
45
31
27
20
5
9
10
3

Precipitation Amount (mm)

0.2
0.2
0.3
0.5
0.8
0.5
0.5
0.5
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

2
1
1
1
-0
-1
-1
-1
-2
-3
-3
-4
-4
-4
-4
-4
-4

Feels Like (°C)

-3
-3
-2
-3
-3
-4
-5
-5
-6
-6
-6
-6
-8
-8
-8
-10
-10

Dew Point (°C)

-0
-1
-0
-1
-1
-2
-2
-2
-3
-4
-4
-5
-6
-6
-7
-8
-8

Relative Humidity (%)

85
88
89
91
94
96
96
94
92
92
92
92
87
82
79
73
69

Pressure (mb)

1011
1011
1012
1014
1015
1016
1017
1018
1019
1019
1020
1020
1021
1021
1021
1021
1021

Ozone (du)

393
388
383
383
383
382
377
372
367
364
361
358
360
362
364
365
365

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

Generated: 13/02/26 20:03:05. Forecast: 13/02/26 to 19/02/26. Timezone: UTC+1.00