Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 27

First Quarter 48%

12:33

23:41

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

Sun - Rise: 07:04, Set: 16:52, Transit: 11:58. Moon - Rise: 12:33, Set: 23:41. Civil Dark: 17:21 - 06:36. Nautical Dark: 17:53 - 06:04. Astro Dark: 18:25 - 05:32

Total Clouds (% Sky Obscured)

4
0
0
0
44
27
31
12
9
12
21
51
50
40
36
41
58
40
77
66
91
92
88
57

Low Clouds (% Sky Obscured)

0
0
0
0
0
1
3
3
2
3
2
9
3
2
1
1
1
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
2
2
2
2
1
0
0
0
0
0
14
22
12
23
24
55
55

High Clouds (% Sky Obscured)

0
0
0
0
23
10
5
2
1
4
5
7
18
5
13
19
45
6
64
43
67
92
9
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
8
8
8
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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-6
-0
4
5
4
5
5
6
4
1
-2
-4
-4
-5
-6
-6
-7
-7
-8
-7
-8
-8
-9

Dew Point (°C)

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

Relative Humidity (%)

72
75
73
80
83
83
84
85
90
94
94
94
92
91
87
84
79
76
75
73
73
73
73
73

Pressure (mb)

1030
1028
1026
1025
1024
1023
1022
1021
1021
1022
1023
1024
1025
1024
1024
1024
1024
1024
1023
1023
1023
1022
1022
1022

Ozone (du)

270
270
272
273
272
271
270
270
270
268
269
269
268
269
270
272
273
277
278
279
280
282
285
287

Friday 28

Waxing Gibbous 59%

12:59

00:48

07 Bad
08 Bad
09 OK
10 OK
11 OK
12 Bad
13 Bad
14 Good
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 Good
04 Good
05 Good
06 Good

Sun - Rise: 07:05, Set: 16:52, Transit: 11:59. Moon - Rise: 12:59, Set: 00:48. Civil Dark: 17:21 - 06:37. Nautical Dark: 17:53 - 06:05. Astro Dark: 18:25 - 05:33

Total Clouds (% Sky Obscured)

54
71
42
35
27
61
51
11
68
61
55
78
83
84
73
31
13
13
31
31
6
2
1
1

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
2
38
38
45
26
0
13
13
0
1
1
1
1
1

Medium Clouds (% Sky Obscured)

54
32
6
7
1
4
23
11
68
36
10
39
15
16
15
10
2
1
17
15
2
0
0
0

High Clouds (% Sky Obscured)

1
5
4
35
8
3
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
7
9
9
9
9
9
9
9
7
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
33
100
95
73
60
78
8
16

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
9
0
1
0
0
0
4
7
6
2
3
3
4
17
2
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
5
5
6
7
8
13
10
10
12
12
11
11
11
13
16
14
11
10
7
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-5
-3
0
2
1
0
0
1
-2
-4
-5
-5
-6
-6
-7
-8
-7
-7
-9
-9
-9
-9
-10

Dew Point (°C)

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

Relative Humidity (%)

73
73
70
67
69
71
69
69
72
84
91
92
89
87
87
87
87
87
79
79
89
90
89
87

Pressure (mb)

1022
1021
1018
1018
1016
1015
1014
1013
1013
1013
1015
1016
1016
1017
1017
1018
1019
1019
1018
1018
1021
1021
1021
1022

Ozone (du)

288
288
288
290
290
289
290
289
289
289
289
290
292
293
294
296
298
300
301
300
297
297
298
298

Saturday 29

Waxing Gibbous 69%

13:23

01:56

07 Good
08 Good
09 Good
10 Good
11 OK
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

Sun - Rise: 07:06, Set: 16:52, Transit: 11:59. Moon - Rise: 13:23, Set: 01:56. Civil Dark: 17:20 - 06:38. Nautical Dark: 17:53 - 06:06. Astro Dark: 18:25 - 05:34

Total Clouds (% Sky Obscured)

1
4
3
8
43
99
70
90
100
94
100
100
61
86
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
1
1
0
0
0
0
0
0
1
1
1
2
2
2
1
2
1
1
1
0
27
44
62

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
39
39
62
80
86

High Clouds (% Sky Obscured)

0
0
0
5
37
99
63
87
100
93
100
100
50
82
100
100
100
100
100
100
100
100
100
100

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
16
2
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
13
18

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
3
2
2
2
3
5
6
8
7
7
6
7
8
8
8
9
9
9
8
8
8
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
75
62
55
50
49
49
57
78
87
89
87
85
85
85
85
84
82
79
77
77
80
80

Pressure (mb)

1023
1023
1021
1020
1018
1016
1015
1014
1015
1016
1018
1019
1021
1021
1021
1021
1021
1021
1020
1020
1019
1018
1018
1018

Ozone (du)

297
296
296
297
299
300
300
302
305
308
311
312
315
318
320
323
325
327
330
333
338
342
342
339

Sunday 30

Waxing Gibbous 80%

13:49

03:07

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:07, Set: 16:51, Transit: 11:59. Moon - Rise: 13:49, Set: 03:07. Civil Dark: 17:20 - 06:39. Nautical Dark: 17:53 - 06:07. Astro Dark: 18:24 - 05:35

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
72
89
94
94
90
85
81
75
77
78

Low Clouds (% Sky Obscured)

80
81
79
76
79
83
100
99
97
96
97
97
98
99
72
89
94
88
82
78
75
72
75
77

Medium Clouds (% Sky Obscured)

86
87
87
100
100
100
100
100
100
100
100
100
100
100
72
52
68
84
90
81
81
63
73
70

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
78
27
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
4
0
0
0
0
0
0
0
0
1
2
2
1
0
1
0
1
1
2

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

Precipitation Probability (%)

19
36
47
56
58
61
71
72
83
94
89
91
95
87
69
60
58
64
58
44
33
24
21
13

Precipitation Amount (mm)

0
0.1
0.3
0.4
0.4
0.4
0.6
0.5
0.6
0.8
0.7
0.6
0.8
0.5
0.4
0.2
0.2
0.3
0.3
0.1
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-5
-4
-3
-3
-2
-3
-3
-3
-3
-4
-4
-5
-5
-5
-6
-7
-8
-8
-9
-8
-9
-10
-12
-12

Feels Like (°C)

-9
-9
-8
-8
-7
-8
-8
-8
-8
-8
-9
-9
-10
-10
-10
-10
-12
-12
-12
-12
-14
-14
-16
-17

Dew Point (°C)

-8
-7
-6
-6
-6
-6
-4
-4
-4
-5
-5
-5
-6
-6
-7
-9
-10
-10
-10
-9
-10
-11
-13
-14

Relative Humidity (%)

82
81
79
76
76
78
87
91
92
92
94
94
94
92
89
89
88
88
88
90
90
90
88
86

Pressure (mb)

1018
1017
1015
1014
1014
1013
1013
1012
1012
1012
1013
1013
1013
1014
1015
1018
1021
1020
1020
1018
1018
1019
1021
1022

Ozone (du)

340
340
338
340
343
344
346
348
349
350
351
353
357
362
374
379
375
374
376
378
373
369
356
354

Monday 1

Waxing Gibbous 89%

14:18

04:23

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

Sun - Rise: 07:08, Set: 16:51, Transit: 12:00. Moon - Rise: 14:18, Set: 04:23. Civil Dark: 17:20 - 06:40. Nautical Dark: 17:53 - 06:07. Astro Dark: 18:24 - 05:36

Total Clouds (% Sky Obscured)

79
54
26
0
0
1
0
0
0
0
0
0
0
0
0
0
21
21
22
24
26
31
23
15

Low Clouds (% Sky Obscured)

79
54
26
0
0
0
0
0
0
0
0
0
0
0
0
0
10
11
9
10
13
17
13
7

Medium Clouds (% Sky Obscured)

75
54
26
0
0
1
0
0
0
0
0
0
0
0
0
0
4
2
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
1
2

ISS Passover

Visibility (miles)

2
2
6
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 (%)

7
9
8
1
3
3
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)

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

Chance of Frost

Temperature (°C)

-13
-14
-10
-6
-3
-2
-1
-1
-2
-4
-6
-8
-9
-11
-11
-11
-12
-9
-9
-8
-8
-8
-8
-9

Feels Like (°C)

-18
-18
-15
-10
-6
-6
-5
-5
-6
-7
-10
-12
-13
-15
-15
-15
-15
-13
-13
-13
-13
-14
-14
-14

Dew Point (°C)

-15
-15
-12
-10
-9
-9
-9
-8
-9
-8
-9
-12
-14
-15
-16
-17
-17
-14
-14
-14
-14
-14
-14
-14

Relative Humidity (%)

86
86
83
71
60
58
56
57
62
73
79
74
69
68
66
65
63
64
64
64
64
65
65
65

Pressure (mb)

1023
1023
1021
1019
1018
1017
1016
1016
1017
1019
1023
1024
1025
1025
1025
1024
1024
1024
1023
1023
1022
1021
1021
1020

Ozone (du)

350
348
348
345
345
343
336
330
325
321
318
314
312
311
308
306
304
303
302
302
303
304
305
304

Tuesday 2

Waxing Gibbous 95%

14:51

05:43

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

Sun - Rise: 07:09, Set: 16:51, Transit: 12:00. Moon - Rise: 14:51, Set: 05:43. Civil Dark: 17:20 - 06:41. Nautical Dark: 17:53 - 06:08. Astro Dark: 18:24 - 05:37

Total Clouds (% Sky Obscured)

7
9
11
13
10
8
3
4
4
4
30
56
84
85
83
81
87
91
97
98
99
99
92
86

Low Clouds (% Sky Obscured)

0
0
0
0
1
2
3
4
4
4
30
52
75
74
75
75
66
57
47
46
45
44
50
57

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
3
4
25
41
60
50
40
15
13
11
9
26
47
67
66
56

High Clouds (% Sky Obscured)

3
6
9
12
8
4
0
0
0
0
0
0
0
20
40
70
78
76
77
88
92
94
77
61

ISS Passover

Visibility (miles)

9
9
9
9
9
8
7
6
4
2
0
0
0
0
0
0
0
1
3
4
5
6
7
6

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

Precipitation Probability (%)

0
0
0
0
0
0
0
12
20
20
26
37
46
51
58
72
62
46
18
14
8
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-9
-10
-6
-2
2
3
3
3
2
0
-1
-2
-4
-5
-4
-4
-4
-5
-6
-8
-8
-9
-9
-9

Feels Like (°C)

-14
-15
-14
-12
-11
0
0
1
0
-0
-0
-6
-7
-8
-7
-6
-6
-7
-7
-7
-8
-9
-10
-13

Dew Point (°C)

-15
-15
-11
-7
-3
-2
-1
-1
-1
-1
-2
-3
-4
-5
-5
-4
-4
-6
-7
-9
-9
-10
-11
-10

Relative Humidity (%)

65
65
66
67
66
70
74
77
81
89
94
96
94
96
96
96
96
94
92
90
90
90
88
90

Pressure (mb)

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

Ozone (du)

303
302
302
302
302
302
301
301
301
301
301
301
302
302
305
308
311
314
316
318
320
323
325
327

Wednesday 3

Waxing Gibbous 99%

15:33

07:03

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 07:10, Set: 16:51, Transit: 12:00. Moon - Rise: 15:33, Set: 07:03. Civil Dark: 17:20 - 06:42. Nautical Dark: 17:53 - 06:09. Astro Dark: 18:24 - 05:37

Total Clouds (% Sky Obscured)

80
88
93
98
96
94
94
92
86
80
86
93
100
100
100
100
100
100
100
97
95
92

Low Clouds (% Sky Obscured)

64
59
53
45
27
15
4
4
4
4
18
31
47
65
82
100
99
98
97
90
84
77

Medium Clouds (% Sky Obscured)

59
54
46
37
46
56
67
48
29
10
34
57
80
86
93
100
100
100
100
94
88
83

High Clouds (% Sky Obscured)

48
77
93
98
96
94
94
85
79
78
75
76
85
57
29
1
6
14
21
47
74
92

ISS Passover

Visibility (miles)

5
4
3
2
1
4
7
9
9
9
9
6
3
0
0
0
0
0
0
0
2
3

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None

Precipitation Probability (%)

0
6
9
11
19
25
31
29
26
24
24
25
29
38
47
56
54
49
41
33
23
13

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-13
-13
-13
-13
-13
-5
-6
-5
-5
-4
-2
-11
-12
-13
-12
-12
-12
-10
-10
-10
-9
-8

Dew Point (°C)

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

Relative Humidity (%)

90
90
85
81
77
77
75
75
79
84
89
90
90
92
92
92
94
92
92
92
92
90

Pressure (mb)

1016
1016
1015
1014
1012
1011
1010
1009
1012
1014
1016
1017
1017
1017
1018
1018
1018
1019
1020
1020
1021
1023

Ozone (du)

329
331
332
334
335
336
337
337
338
338
338
340
341
342
342
343
343
342
340
339
338
337

Forecast for Silverton, San Juan, United States of America (37.81,-107.66)

Generated: 27/11/25 07:52:44. Forecast: 27/11/25 to 03/12/25. Timezone: UTC-7.00