Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 2

Waxing Gibbous 100%

15:30

08:36

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
14 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)

80
85
88
91
100
81
35
35
40
45
45
45
50
40
50
44
40
2
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

45
75
88
91
97
81
35
35
40
45
45
45
50
40
50
44
40
2
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

80
85
88
81
35
25
30
1
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)

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

Fog (%)

0
0
2
6
13
18
48
62
81
88
95
96
95
88
85
45
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
28
24
17
18
12
16
15
17
14
12
5
3
2
1
4
1
0
0
0
0
4

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)

13
11
10
10
9
9
10
10
11
11
12
12
11
11
11
10
9
7
7
6
6
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-16
-16
-18
-17
-18
-20
-21
-22
-22
-23
-23
-24
-24
-25
-25
-25
-24
-23
-19
-16
-14
-13
-12
-13

Dew Point (°C)

-15
-14
-14
-14
-14
-16
-17
-18
-17
-18
-19
-19
-20
-21
-21
-22
-23
-25
-27
-23
-20
-19
-18
-17

Relative Humidity (%)

72
81
88
88
88
86
86
85
89
88
87
86
84
80
81
77
66
52
39
46
45
46
50
57

Pressure (mb)

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

Ozone (du)

290
285
285
285
290
288
286
287
289
291
291
292
291
290
294
295
306
309
316
312
311
312
309
311

Saturday 3

Full Moon 99%

16:47

09:21

15 Good
16 Good
17 OK
18 OK
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 OK
08 OK
09 OK
10 OK
11 Good
12 Good
13 Good
14 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
2
2
0
2
40
48
52
52
52
53
53
48
48
48
48
22
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
2
2
0
2
40
48
52
52
52
53
53
48
48
48
48
22
0
0
0
0
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
8
8
8
2
1
1
1
1
1
1
9
9
9
9
9
9
9
9

Fog (%)

0
0
1
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 (%)

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

Chance of Frost

Temperature (°C)

-11
-14
-17
-17
-17
-18
-18
-18
-18
-19
-19
-20
-20
-20
-21
-21
-20
-19
-19
-16
-14
-13
-12
-12

Feels Like (°C)

-14
-17
-20
-20
-21
-21
-22
-23
-23
-23
-24
-25
-25
-25
-26
-26
-25
-24
-22
-19
-17
-16
-15
-15

Dew Point (°C)

-15
-18
-22
-24
-24
-23
-23
-24
-25
-25
-25
-25
-25
-26
-27
-27
-27
-28
-28
-25
-23
-22
-21
-20

Relative Humidity (%)

69
73
66
56
55
62
62
59
58
59
60
61
62
56
55
53
54
45
42
46
44
43
45
49

Pressure (mb)

1004
1005
1007
1007
1007
1008
1008
1008
1008
1008
1008
1009
1009
1009
1010
1010
1010
1010
1010
1009
1008
1007
1006
1006

Ozone (du)

314
324
332
337
345
351
351
347
340
335
331
328
329
330
334
334
331
331
330
329
327
323
321
319

Sunday 4

Waning Gibbous 96%

18:10

09:53

15 Good
16 OK
17 OK
18 OK
19 OK
20 OK
21 OK
22 OK
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK
14 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
4
17
26
15
34
31
55
55
55
54
55
39
0
10
28
32
34
32
25
30

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
16
11
16
22

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
10
21
18
35
45
50
28
30
28
0
9
14
16
19
22
20
30

High Clouds (% Sky Obscured)

0
0
0
0
4
17
26
1
14
5
50
55
55
54
36
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

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
2
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)

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

Chance of Frost

Temperature (°C)

-13
-16
-18
-17
-17
-16
-16
-16
-17
-17
-17
-17
-17
-17
-17
-17
-17
-17
-16
-14
-13
-12
-12
-13

Feels Like (°C)

-15
-18
-20
-19
-18
-18
-18
-18
-18
-18
-18
-18
-18
-19
-18
-19
-19
-19
-18
-15
-14
-14
-13
-14

Dew Point (°C)

-19
-21
-28
-32
-33
-34
-34
-34
-33
-33
-33
-33
-34
-34
-35
-35
-35
-35
-32
-24
-24
-23
-21
-19

Relative Humidity (%)

59
61
40
26
21
19
19
19
22
23
23
22
21
21
20
20
20
20
24
41
36
42
49
56

Pressure (mb)

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

Ozone (du)

319
320
320
322
324
326
328
330
333
339
343
347
350
352
350
349
349
349
350
351
352
352
352
354

Monday 5

Waning Gibbous 91%

19:32

10:18

15 OK
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
14 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)

31
23
65
50
45
40
35
40
40
45
50
50
55
55
55
55
55
60
65
65
65
65
76
75

Low Clouds (% Sky Obscured)

29
21
9
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)

31
22
16
0
0
0
0
9
15
15
20
20
25
25
35
35
32
45
55
50
55
4
57
64

High Clouds (% Sky Obscured)

0
0
5
5
5
5
5
5
5
5
10
5
10
10
10
10
10
10
20
15
10
5
5
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
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
1
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)

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

Chance of Frost

Temperature (°C)

-13
-16
-18
-18
-18
-18
-18
-17
-17
-17
-17
-17
-17
-17
-17
-18
-18
-18
-18
-17
-16
-16
-16
-16

Feels Like (°C)

-15
-16
-19
-21
-21
-21
-21
-21
-21
-21
-21
-21
-21
-21
-21
-22
-22
-23
-22
-22
-21
-21
-21
-21

Dew Point (°C)

-18
-19
-22
-22
-22
-22
-23
-24
-25
-24
-25
-24
-24
-25
-25
-26
-27
-28
-26
-26
-26
-25
-25
-25

Relative Humidity (%)

66
74
73
70
69
66
62
56
52
52
50
52
51
51
50
47
46
43
46
43
42
43
44
47

Pressure (mb)

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

Ozone (du)

352
352
352
354
355
357
356
358
357
357
357
358
359
359
363
369
374
376
379
379
380
380
381
384

Tuesday 6

Waning Gibbous 83%

20:50

10:38

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: 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)

86
91
96
97
93
85
78
85
94
100
99
98
98
99
100
100
98
99
100
98
97
90
93
95

Low Clouds (% Sky Obscured)

0
3
7
7
6
52
78
85
94
99
99
98
98
99
100
99
95
95
94
94
94
89
88
92

Medium Clouds (% Sky Obscured)

80
87
93
97
85
77
70
83
93
100
93
80
65
83
92
100
81
86
100
80
57
30
25
35

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
15
12
11
15
12
13
13

ISS Passover

Visibility (miles)

9
9
9
9
9
9
3
1
1
1
0
0
0
0
0
0
0
0
0
0
1
1
1
1

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
1
2
3
3
17
9
23
22
26
21
22
20
16
23
21
16
18
16
10
14
15

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
8
8
8
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
8
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-22
-24
-26
-27
-27
-27
-27
-27
-27
-27
-27
-27
-27
-27
-27
-27
-28
-27
-27
-27
-27
-26
-26
-25

Dew Point (°C)

-24
-23
-25
-26
-26
-26
-25
-24
-24
-24
-24
-24
-24
-24
-24
-25
-25
-24
-24
-24
-24
-23
-23
-23

Relative Humidity (%)

53
64
64
63
63
64
73
77
78
78
76
76
76
77
77
76
75
75
74
74
72
74
73
73

Pressure (mb)

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

Ozone (du)

384
387
391
390
384
381
378
378
380
383
386
389
391
396
405
412
415
420
425
429
430
431
432
432

Wednesday 7

Waning Gibbous 74%

22:04

10:55

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: 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)

96
95
92
95
97
98
100
98
97
95
83
76
79
60
37
14
8
8
7
7
6
6
7
9

Low Clouds (% Sky Obscured)

96
95
92
95
96
98
100
95
93
85
68
76
79
60
33
8
7
8
7
7
6
6
7
8

Medium Clouds (% Sky Obscured)

30
13
12
7
9
13
16
16
28
34
27
17
8
5
3
1
8
8
7
7
6
0
1
1

High Clouds (% Sky Obscured)

14
12
10
9
6
4
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

1
1
1
1
2
1
1
1
2
2
3
5
7
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 (%)

14
18
17
13
18
18
13
17
16
9
12
12
3
10
17
21
26
29
29
33
35
34
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
0
0

Wind Speed/Direction (mph)

9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
9
9
9
8
8
9
9
9
9

Chance of Frost

Temperature (°C)

-20
-20
-21
-22
-22
-22
-23
-23
-23
-22
-22
-22
-22
-22
-22
-22
-22
-22
-22
-21
-21
-20
-20
-20

Feels Like (°C)

-25
-25
-25
-24
-24
-28
-28
-28
-27
-27
-28
-28
-28
-28
-28
-28
-28
-26
-27
-27
-27
-27
-27
-23

Dew Point (°C)

-23
-23
-24
-24
-25
-25
-26
-25
-25
-25
-25
-26
-26
-27
-29
-30
-31
-30
-30
-29
-28
-27
-26
-25

Relative Humidity (%)

74
74
73
75
77
77
76
76
76
76
76
69
64
60
52
46
41
43
44
45
48
55
58
61

Pressure (mb)

1011
1011
1012
1013
1014
1015
1016
1017
1017
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

432
431
430
429
428
431
433
436
432
429
426
425
425
424
424
423
422
421
419
418
413
407
401
392

Thursday 8

Waning Gibbous 65%

23:14

11:11

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

15
24
34
41
28
14
1
1
1
0
5
11
16
32
49
66
77
89
100
100
100
100

Low Clouds (% Sky Obscured)

10
21
32
41
28
14
1
1
0
0
0
0
0
0
0
0
5
11
17
41
64
87

Medium Clouds (% Sky Obscured)

1
1
0
0
0
0
0
0
0
0
4
8
11
27
42
58
72
86
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
1
2
10
18
20
30
16
11
10
4
3

ISS Passover

Visibility (miles)

9
9
9
9
9
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
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

Precipitation Probability (%)

33
31
26
16
15
14
3
5
5
0
0
0
0
0
1
2
3
8
13
24
26
39

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-20
-20
-21
-22
-23
-22
-22
-22
-21
-20
-20
-19
-19
-18
-18
-17
-17
-16
-15
-14
-13
-12

Feels Like (°C)

-23
-23
-23
-23
-23
-27
-28
-28
-27
-28
-28
-23
-23
-23
-23
-24
-24
-22
-21
-21
-20
-20

Dew Point (°C)

-25
-25
-26
-27
-28
-30
-32
-34
-34
-34
-34
-33
-32
-31
-29
-27
-24
-22
-19
-16
-15
-14

Relative Humidity (%)

62
66
63
60
56
44
34
27
25
23
25
27
28
30
36
43
51
61
73
84
86
88

Pressure (mb)

1021
1022
1023
1024
1025
1025
1025
1025
1025
1024
1024
1023
1023
1023
1023
1022
1022
1021
1020
1019
1018
1016

Ozone (du)

383
374
367
360
354
354
355
356
351
346
342
341
341
340
337
334
331
329
326
324
322
320

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

Generated: 02/01/26 15:52:46. Forecast: 02/01/26 to 08/01/26. Timezone: UTC+1.00