Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 2

Waxing Gibbous 100%

15:30

08:36

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 OK
09 OK
10 Good
11 Good
12 Good
13 Good

Sun - Rise: 08:10, Set: 16:55, Transit: 12:33. Moon - Rise: 15:30, Set: 08:36. Civil Dark: 17:29 - 07:36. Nautical Dark: 18:07 - 06:58. Astro Dark: 18:43 - 06:22

Total Clouds (% Sky Obscured)

51
62
71
100
100
98
60
48
44
50
50
55
55
55
50
55
46
40
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

35
40
46
98
100
96
60
48
44
50
50
55
55
55
50
55
46
40
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

51
62
71
49
40
35
25
28
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
2
6
13
18
48
62
81
88
95
96
95
88
85
45
0
0
0
0
0
0
0

Precipitation Type

None
None
None
Snow
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
28
26
24
17
10
13
19
26
16
16
7
5
2
5
0
0
1
0
3
1
0

Precipitation Amount (mm)

0
0
0
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
10
9
8
9
9
9
10
10
11
12
12
12
12
12
11
10
8
7
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-15
-16
-16
-17
-17
-18
-19
-21
-22
-22
-23
-24
-24
-24
-24
-24
-24
-24
-22
-19
-16
-14
-13
-13

Dew Point (°C)

-16
-15
-14
-14
-14
-14
-15
-17
-18
-18
-18
-19
-20
-20
-20
-21
-22
-24
-26
-27
-23
-20
-19
-18

Relative Humidity (%)

60
69
81
85
88
88
88
86
86
86
87
86
85
84
85
83
75
63
48
38
46
48
48
50

Pressure (mb)

1003
1003
1004
1004
1005
1005
1006
1006
1008
1008
1009
1009
1010
1011
1010
1010
1009
1009
1008
1007
1006
1005
1004
1003

Ozone (du)

294
291
288
288
288
291
292
290
291
294
295
293
294
292
292
297
298
307
311
320
319
320
318
316

Saturday 3

Full Moon 99%

16:47

09:21

14 Good
15 Good
16 OK
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 OK
11 OK
12 Good
13 Good

Sun - Rise: 08:10, Set: 16:56, Transit: 12:34. Moon - Rise: 16:47, Set: 09:21. Civil Dark: 17:30 - 07:36. Nautical Dark: 18:08 - 06:58. Astro Dark: 18:44 - 06:22

Total Clouds (% Sky Obscured)

0
3
37
44
44
44
52
49
49
49
49
55
55
55
55
45
44
35
39
33
2
0
0
0

Low Clouds (% Sky Obscured)

0
3
37
44
44
44
52
49
49
49
49
55
55
55
55
45
44
35
39
33
2
0
0
0

Medium 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

High 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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
2
1
1
1
1
1
1
1
1
1
1
1
1
1
9
9
9
9

Fog (%)

0
0
0
1
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 (%)

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

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

Chance of Frost

Temperature (°C)

-10
-11
-15
-18
-18
-18
-19
-20
-20
-19
-20
-20
-21
-21
-22
-22
-23
-22
-21
-20
-18
-16
-15
-14

Feels Like (°C)

-13
-14
-18
-22
-23
-23
-23
-24
-24
-24
-25
-26
-26
-27
-28
-28
-28
-28
-26
-25
-23
-19
-18
-17

Dew Point (°C)

-17
-15
-18
-22
-23
-24
-23
-23
-23
-23
-24
-24
-24
-24
-25
-25
-27
-27
-26
-26
-24
-23
-23
-23

Relative Humidity (%)

58
72
77
72
66
63
67
72
72
70
70
72
74
74
75
71
67
63
62
60
59
52
47
46

Pressure (mb)

1003
1004
1005
1007
1007
1008
1008
1009
1009
1009
1009
1010
1011
1012
1012
1012
1013
1013
1013
1013
1012
1011
1010
1009

Ozone (du)

315
317
328
334
339
344
347
350
351
349
342
339
334
334
337
336
337
340
339
335
331
330
327
326

Sunday 4

Waning Gibbous 96%

18:10

09:53

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

Sun - Rise: 08:10, Set: 16:57, Transit: 12:34. Moon - Rise: 18:10, Set: 09:53. Civil Dark: 17:31 - 07:36. Nautical Dark: 18:09 - 06:58. Astro Dark: 18:45 - 06:22

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
27
31
28
38
45
45
48
51
40

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
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
17
22
23
38
45
45
48
51
40

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
27
31
28
38
45
45
33
4
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
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)

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

Chance of Frost

Temperature (°C)

-14
-15
-17
-19
-18
-18
-17
-17
-17
-17
-17
-17
-17
-17
-17
-18
-18
-18
-18
-17
-15
-13
-13
-13

Feels Like (°C)

-17
-18
-19
-21
-21
-20
-19
-19
-19
-19
-19
-18
-18
-19
-18
-19
-19
-19
-19
-19
-17
-14
-15
-15

Dew Point (°C)

-22
-21
-23
-29
-34
-34
-34
-35
-35
-35
-35
-34
-33
-33
-32
-33
-33
-33
-33
-31
-25
-26
-24
-22

Relative Humidity (%)

49
57
61
39
24
22
21
20
19
20
20
22
22
24
26
25
24
24
24
28
43
33
37
45

Pressure (mb)

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

Ozone (du)

328
331
332
330
331
331
334
335
338
341
345
347
349
349
348
349
349
349
349
351
353
353
355
356

Monday 5

Waning Gibbous 91%

19:32

10:18

14 OK
15 Good
16 OK
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

Sun - Rise: 08:10, Set: 16:58, Transit: 12:34. Moon - Rise: 19:32, Set: 10:18. Civil Dark: 17:32 - 07:36. Nautical Dark: 18:10 - 06:58. Astro Dark: 18:46 - 06:22

Total Clouds (% Sky Obscured)

28
11
26
40
55
46
86
93
95
96
98
99
99
100
100
100
100
77
43
40
40
36
31
30

Low Clouds (% Sky Obscured)

4
6
14
23
24
18
23
25
20
20
19
20
25
26
21
25
20
21
23
24
15
10
5
5

Medium Clouds (% Sky Obscured)

28
0
20
38
55
46
61
61
61
54
54
58
52
45
50
45
50
55
43
40
40
36
31
30

High Clouds (% Sky Obscured)

1
0
0
0
1
0
4
10
30
50
70
80
90
100
100
100
100
77
43
40
33
16
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
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
Snow
Snow
Snow
Snow

Precipitation Probability (%)

1
1
1
0
0
0
0
0
0
0
1
4
6
6
12
15
13
19
20
20
33
42
50
46

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-13
-14
-16
-20
-20
-20
-20
-19
-20
-19
-19
-19
-19
-19
-19
-19
-19
-19
-19
-19
-17
-15
-15
-14

Feels Like (°C)

-16
-16
-18
-22
-22
-23
-23
-23
-24
-24
-24
-23
-23
-23
-24
-24
-24
-24
-23
-21
-19
-18
-17
-17

Dew Point (°C)

-21
-20
-20
-23
-27
-29
-29
-28
-29
-29
-29
-28
-28
-28
-28
-28
-28
-28
-28
-28
-25
-25
-25
-24

Relative Humidity (%)

52
61
73
72
56
44
40
44
41
40
41
42
43
44
45
45
45
44
43
43
47
43
41
44

Pressure (mb)

1008
1008
1009
1011
1012
1012
1013
1012
1012
1012
1013
1013
1013
1013
1013
1012
1012
1011
1011
1011
1010
1008
1007
1006

Ozone (du)

356
356
357
356
354
354
356
357
359
360
359
360
365
367
370
375
377
376
374
374
376
375
376
377

Tuesday 6

Waning Gibbous 83%

20:50

10:38

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
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 08:09, Set: 16:59, Transit: 12:35. Moon - Rise: 20:50, Set: 10:38. Civil Dark: 17:33 - 07:35. Nautical Dark: 18:11 - 06:58. Astro Dark: 18:47 - 06:22

Total Clouds (% Sky Obscured)

30
30
32
28
25
33
34
82
95
98
100
96
95
97
99
99
98
94
92
90
85
79
74
63

Low Clouds (% Sky Obscured)

10
10
13
13
10
10
10
10
10
5
5
8
3
0
0
1
1
2
4
4
8
12
15
14

Medium Clouds (% Sky Obscured)

12
0
6
10
15
20
31
82
91
89
84
83
83
85
82
80
77
78
86
90
75
55
34
29

High 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

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

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

Precipitation Probability (%)

43
44
38
36
34
33
32
30
32
32
35
52
38
18
19
17
10
13
11
3
6
5
0
0

Precipitation Amount (mm)

0.2
0.2
0.1
0
0
0
0
0
0
0
0
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
5
5
4
4
5
5
5
5
5
6
6
5
5
5
5
5
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

-15
-15
-17
-20
-20
-20
-20
-20
-20
-21
-21
-21
-21
-21
-21
-22
-22
-22
-21
-21
-20
-19
-19
-18

Feels Like (°C)

-17
-18
-20
-23
-22
-22
-22
-23
-25
-25
-26
-26
-26
-26
-26
-26
-26
-26
-26
-26
-26
-26
-26
-25

Dew Point (°C)

-23
-22
-22
-25
-26
-27
-27
-27
-27
-27
-27
-27
-27
-27
-27
-26
-26
-26
-25
-24
-24
-23
-23
-23

Relative Humidity (%)

48
56
67
65
56
54
55
55
52
53
53
54
57
58
60
62
64
66
67
68
72
70
69
67

Pressure (mb)

1006
1007
1008
1010
1010
1011
1011
1011
1012
1012
1012
1012
1013
1013
1013
1013
1014
1014
1014
1014
1015
1014
1014
1014

Ozone (du)

382
383
384
388
390
389
383
385
384
387
394
394
396
398
399
405
411
416
419
423
426
425
424
423

Wednesday 7

Waning Gibbous 74%

22:04

10:55

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

Sun - Rise: 08:09, Set: 17:00, Transit: 12:35. Moon - Rise: 22:04, Set: 10:55. Civil Dark: 17:34 - 07:35. Nautical Dark: 18:12 - 06:58. Astro Dark: 18:48 - 06:22

Total Clouds (% Sky Obscured)

53
44
46
44
30
34
46
54
26
13
0
0
0
0
10
18
27
35
45
58
57
56
57
43

Low Clouds (% Sky Obscured)

12
7
22
37
30
34
20
5
10
8
0
0
0
0
2
3
5
5
15
25
25
25
25
16

Medium Clouds (% Sky Obscured)

23
18
12
4
0
1
2
2
1
0
0
0
0
0
4
8
12
26
41
56
53
51
49
34

High 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
1
1

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
Snow
Snow
None

Precipitation Probability (%)

2
3
3
3
1
7
9
9
12
12
8
10
8
3
11
18
22
27
29
30
35
37
35
36

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0

Wind Speed/Direction (mph)

7
7
7
7
7
6
7
7
7
7
7
8
8
8
8
8
8
8
8
8
8
8
8
7

Chance of Frost

Temperature (°C)

-19
-19
-20
-20
-21
-22
-21
-21
-21
-21
-22
-22
-22
-22
-21
-21
-21
-21
-21
-20
-20
-19
-19
-18

Feels Like (°C)

-22
-22
-22
-22
-22
-21
-26
-26
-26
-26
-26
-26
-25
-25
-25
-25
-25
-26
-25
-26
-26
-26
-27
-27

Dew Point (°C)

-23
-23
-24
-25
-28
-29
-31
-33
-35
-34
-33
-33
-32
-32
-31
-30
-29
-28
-27
-25
-24
-24
-24
-24

Relative Humidity (%)

68
69
70
60
53
46
37
31
25
27
30
32
34
36
38
42
47
53
56
60
67
65
63
62

Pressure (mb)

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

Ozone (du)

421
420
418
420
422
424
423
423
422
419
416
412
411
409
407
406
404
402
390
377
365
359
353
347

Thursday 8

Waning Gibbous 65%

23:14

11:11

14 Bad
15 Bad
16 Bad
17 Bad
18 OK
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: 08:09, Set: 17:02, Transit: 12:36. Moon - Rise: 23:14, Set: 11:11. Civil Dark: 17:35 - 07:35. Nautical Dark: 18:13 - 06:58. Astro Dark: 18:49 - 06:22

Total Clouds (% Sky Obscured)

34
31
26
19
14
30
47
64
73
82
91
92
94
90
91
87
87

Low Clouds (% Sky Obscured)

12
8
7
4
6
4
2
0
0
0
0
14
29
44
61
73
87

Medium Clouds (% Sky Obscured)

12
1
0
0
0
0
2
6
18
59
76
92
93
90
86
87
87

High Clouds (% Sky Obscured)

1
0
0
0
0
2
4
7
18
31
40
44
51
34
25
3
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
0
0

Fog (%)

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
Snow
Snow
Snow

Precipitation Probability (%)

35
32
30
25
16
14
13
3
5
5
0
7
15
25
37
46
52

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.2

Wind Speed/Direction (mph)

7
7
7
7
7
6
6
6
6
6
6
6
7
7
7
7
7

Chance of Frost

Temperature (°C)

-19
-19
-19
-19
-20
-20
-20
-20
-19
-19
-18
-17
-17
-16
-16
-16
-16

Feels Like (°C)

-23
-22
-22
-22
-22
-21
-24
-24
-24
-25
-25
-25
-22
-22
-21
-22
-22

Dew Point (°C)

-23
-23
-22
-23
-24
-25
-25
-25
-25
-24
-23
-22
-20
-19
-17
-17
-17

Relative Humidity (%)

67
72
76
72
69
65
64
63
63
63
62
64
71
79
88
88
88

Pressure (mb)

1020
1020
1020
1021
1022
1023
1023
1023
1022
1022
1021
1021
1021
1020
1020
1020
1020

Ozone (du)

347
347
347
348
349
350
348
346
344
344
345
345
343
341
338
336
335

Forecast for Zermatt, Visp District, Switzerland (45.98,7.78)

Generated: 02/01/26 14:23:46. Forecast: 02/01/26 to 08/01/26. Timezone: UTC+1.00