Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 21

Waning Gibbous 54%

23:56

12:27

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
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

Sun - Rise: 08:04, Set: 17:02, Transit: 12:33. Moon - Rise: 23:56, Set: 12:27. Civil Dark: 17:34 - 07:32. Nautical Dark: 18:10 - 06:56. Astro Dark: 18:45 - 06:21

Total Clouds (% Sky Obscured)

100
100
94
71
49
42
62
45
100
100
100
100
100
99
100
100
100
100
100
97
97
93
45
45

Low Clouds (% Sky Obscured)

15
14
15
59
49
42
12
5
7
4
6
6
4
2
2
4
4
11
7
7
12
18
8
15

Medium Clouds (% Sky Obscured)

42
64
33
11
9
1
0
0
0
0
4
0
31
99
100
100
100
100
99
94
96
92
21
8

High Clouds (% Sky Obscured)

34
30
1
9
0
0
62
40
100
100
100
100
100
43
100
100
100
100
100
82
36
30
4
14

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 (%)

1
4
24
4
4
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
5
4
4
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
81
81
84
86
89
89
87
85
87
85
85
82
84
84
86
80
83
83
86
86
89
87

Pressure (mb)

1019
1020
1020
1021
1020
1019
1020
1021
1022
1022
1022
1022
1022
1023
1022
1023
1023
1022
1021
1020
1019
1019
1020
1022

Ozone (du)

280
283
285
284
284
285
286
285
284
285
284
283
283
281
280
278
278
278
277
276
274
272
270
267

Sunday 22

Third Quarter 44%

00:58

12:44

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 OK
15 OK
16 OK
17 OK

Sun - Rise: 08:05, Set: 17:02, Transit: 12:34. Moon - Rise: 00:58, Set: 12:44. Civil Dark: 17:35 - 07:32. Nautical Dark: 18:11 - 06:56. Astro Dark: 18:45 - 06:21

Total Clouds (% Sky Obscured)

57
68
58
78
89
87
70
100
100
99
100
100
100
81
81
75
50
48
33
25
33
23
34
35

Low Clouds (% Sky Obscured)

12
42
37
29
27
19
15
24
26
37
98
98
99
43
81
75
50
48
33
25
33
19
34
35

Medium Clouds (% Sky Obscured)

10
3
16
42
55
52
27
80
99
99
100
76
37
29
14
27
0
9
11
0
0
0
0
0

High Clouds (% Sky Obscured)

37
3
0
0
42
77
7
100
100
22
30
0
0
0
0
0
0
0
0
0
0
0
0
2

ISS Passover

Visibility (miles)

9
9
9
7
9
9
9
9
9
9
9
0
1
8
5
2
0
0
0
0
9
8
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
6
6
2
0
2
2
1
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

1
0
0
1
1
12
17
16
15
21
49
62
45
41
16
16
13
14
7
3
2
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
84
84
82
82
82
82
80
85
87
91
96
96
96
98
100
100
100
100
98
93
94
92
92

Pressure (mb)

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

Ozone (du)

268
266
265
266
266
267
267
268
268
270
275
275
275
273
274
276
276
273
270
268
263
260
258
254

Monday 23

Waning Crescent 35%

02:00

13:01

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:05, Set: 17:03, Transit: 12:34. Moon - Rise: 02:00, Set: 13:01. Civil Dark: 17:36 - 07:33. Nautical Dark: 18:11 - 06:56. Astro Dark: 18:46 - 06:22

Total Clouds (% Sky Obscured)

21
64
63
100
86
100
100
100
100
100
100
100
100
100
100
100
100
98
100
97
98
100
98
93

Low Clouds (% Sky Obscured)

18
7
5
5
4
9
49
58
58
77
42
23
5
3
9
9
18
20
20
21
31
27
26
26

Medium Clouds (% Sky Obscured)

0
0
24
62
69
86
77
85
82
90
95
79
64
78
88
90
76
91
92
68
86
67
62
61

High Clouds (% Sky Obscured)

6
60
45
100
26
6
1
4
100
100
100
100
100
100
100
100
100
97
100
96
95
90
92
64

ISS Passover

Visibility (miles)

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

Fog (%)

1
14
13
8
20
71
81
84
88
93
92
91
91
91
91
91
91
91
91
91
91
91
91
91

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
1
2
2
2
15
19
44
37
48
71
80
79
76
66

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0.1
0.5
0.5
0.4
0.4
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-6
-8
-9
-10
-11
-12
-10
-8
-7
-6
-8
-8
-8
-9
-8
-7
-5
-6
-4
-4
-3
-3
-5
-5

Relative Humidity (%)

87
84
79
76
74
71
80
85
87
89
87
85
84
82
80
82
86
84
86
87
89
91
89
89

Pressure (mb)

1025
1026
1027
1027
1027
1028
1028
1027
1027
1027
1026
1025
1024
1023
1022
1021
1020
1018
1016
1014
1012
1012
1012
1012

Ozone (du)

252
252
250
249
246
245
246
246
247
248
249
251
255
258
259
261
264
267
271
273
276
277
281
289

Tuesday 24

Waning Crescent 26%

03:03

13:21

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 OK
07 OK
08 OK
09 Good
10 Good
11 Good
12 Good
13 OK
14 OK
15 OK
16 OK
17 OK

Sun - Rise: 08:05, Set: 17:04, Transit: 12:35. Moon - Rise: 03:03, Set: 13:21. Civil Dark: 17:36 - 07:33. Nautical Dark: 18:12 - 06:57. Astro Dark: 18:47 - 06:22

Total Clouds (% Sky Obscured)

89
97
98
99
100
98
95
92
66
41
20
25
30
35
29
7
6
8
8
11
10
10
11
37

Low Clouds (% Sky Obscured)

22
67
64
91
92
94
88
85
66
41
20
25
23
11
3
7
6
8
8
11
10
10
11
17

Medium Clouds (% Sky Obscured)

55
96
97
99
100
98
95
92
66
41
20
25
30
35
29
4
1
1
2
2
2
3
3
17

High Clouds (% Sky Obscured)

44
24
62
82
100
73
47
15
20
20
20
25
30
30
2
0
0
1
2
4
3
3
6
28

ISS Passover

Visibility (miles)

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

Fog (%)

91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91

Precipitation Type

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

Precipitation Probability (%)

48
28
57
89
89
81
87
95
81
66
46
14
7
3
2
1
0
0
0
0
0
1
0
0

Precipitation Amount (mm)

0.1
0
0.1
0.4
0.3
0.3
0.4
0.7
0.4
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
85
86
92
96
96
96
96
96
98
96
96
92
87
84
82
82
82
84
89
91
91
90
89

Pressure (mb)

1012
1011
1010
1010
1010
1010
1010
1010
1010
1011
1012
1013
1014
1016
1017
1019
1020
1020
1020
1020
1019
1020
1021
1022

Ozone (du)

298
312
331
345
357
362
360
358
355
351
361
373
362
360
362
363
363
360
345
340
336
333
333
332

Wednesday 25

Waning Crescent 18%

04:09

13:45

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:06, Set: 17:04, Transit: 12:35. Moon - Rise: 04:09, Set: 13:45. Civil Dark: 17:37 - 07:33. Nautical Dark: 18:12 - 06:57. Astro Dark: 18:47 - 06:22

Total Clouds (% Sky Obscured)

74
94
99
98
97
96
96
95
94
93
92
94
96
97
98
99
100
96
94
90
93
96
100
100

Low Clouds (% Sky Obscured)

15
14
41
54
82
81
73
64
73
59
67
69
65
65
77
88
100
96
94
90
86
82
78
82

Medium Clouds (% Sky Obscured)

31
60
54
53
60
81
70
80
88
86
81
71
63
67
82
92
100
96
93
88
91
95
100
100

High Clouds (% Sky Obscured)

74
93
93
86
79
59
36
15
16
18
14
34
54
74
84
92
100
68
40
15
50
75
100
94

ISS Passover

Visibility (miles)

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

Fog (%)

91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91

Precipitation Type

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

Precipitation Probability (%)

0
0
1
5
3
6
18
4
3
14
13
49
59
60
71
72
64
66
65
55
55
52
39
37

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-11
-13
-13
-13
-12
-11
-10
-11
-12
-11
-12
-12
-13
-13
-13
-13
-13
-12
-8
-8
-7
-7
-7
-6

Dew Point (°C)

-10
-11
-11
-11
-10
-9
-8
-8
-9
-9
-9
-9
-10
-9
-8
-8
-8
-7
-5
-5
-4
-5
-4
-4

Relative Humidity (%)

85
85
85
87
88
92
92
94
94
94
92
90
92
94
94
96
94
94
94
92
94
92
94
96

Pressure (mb)

1023
1024
1024
1024
1023
1023
1021
1021
1021
1020
1020
1019
1019
1018
1017
1017
1016
1016
1015
1014
1013
1013
1014
1014

Ozone (du)

340
338
337
335
332
330
329
327
325
325
326
326
328
330
332
335
337
339
344
348
353
358
363
368

Thursday 26

Waning Crescent 11%

05:16

14:14

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
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:06, Set: 17:05, Transit: 12:36. Moon - Rise: 05:16, Set: 14:14. Civil Dark: 17:38 - 07:33. Nautical Dark: 18:13 - 06:57. Astro Dark: 18:48 - 06:23

Total Clouds (% Sky Obscured)

100
100
97
94
90
76
61
46
54
63
69
76
85
90
94
97
100
100
100
100
98
95
93
78

Low Clouds (% Sky Obscured)

85
88
86
82
77
67
57
46
53
60
66
74
85
90
94
97
96
98
99
100
96
92
88
76

Medium Clouds (% Sky Obscured)

100
100
86
71
57
38
19
1
10
16
20
36
51
71
78
84
92
92
92
91
69
45
24
19

High Clouds (% Sky Obscured)

92
92
71
49
26
17
8
0
3
5
17
40
59
76
79
83
92
92
94
92
60
31
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91

Precipitation Type

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

Precipitation Probability (%)

32
27
31
31
34
36
27
9
14
15
12
15
17
18
28
39
54
69
82
95
95
95
95
83

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.5
0.8
0.8
0.7
0.8
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-8
-7
-6
-5
-4
-13
-13
-13
-13
-13
-13
-13
-14
-15
-15
-15
-16
-8
-9
-8
-7
-5
-3

Dew Point (°C)

-6
-6
-7
-7
-8
-8
-12
-12
-12
-12
-11
-11
-10
-10
-10
-9
-9
-9
-5
-5
-5
-4
-4
-3

Relative Humidity (%)

96
94
94
92
89
87
85
85
83
83
87
87
88
90
92
94
92
92
94
94
96
96
96
96

Pressure (mb)

1015
1015
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1016
1014
1013
1011
1011
1011
1011

Ozone (du)

373
378
382
381
380
379
375
371
367
364
361
358
357
356
354
357
360
363
366
370
373
373
373
373

Friday 27

Waning Crescent 5%

06:23

14:51

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 OK
04 OK
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 08:06, Set: 17:06, Transit: 12:36. Moon - Rise: 06:23, Set: 14:51. Civil Dark: 17:38 - 07:34. Nautical Dark: 18:14 - 06:58. Astro Dark: 18:49 - 06:23

Total Clouds (% Sky Obscured)

64
50
61
72
83
71
57
54
51
45
43
62
84
100
100
100
100

Low Clouds (% Sky Obscured)

61
46
38
31
26
24
22
20
9
6
4
3
3
3
3
3
3

Medium Clouds (% Sky Obscured)

17
16
29
41
49
22
24
33
23
14
5
10
13
20
37
54
68

High Clouds (% Sky Obscured)

0
0
1
2
3
2
1
5
10
14
19
55
79
100
100
100
100

ISS Passover

Visibility (miles)

3
6
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91
91

Precipitation Type

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

Precipitation Probability (%)

61
30
37
29
3
5
5
4
6
2
0
1
0
0
2
4
6

Precipitation Amount (mm)

0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-4
-3
-3
-3
-4
-4
-9
-9
-9
-8
-8
-8
-10
-11
-11
-11
-10

Feels Like (°C)

-6
-5
-5
-4
-4
-3
-12
-13
-14
-12
-11
-10
-14
-15
-16
-18
-19

Dew Point (°C)

-5
-5
-5
-6
-7
-8
-12
-12
-12
-11
-12
-11
-13
-14
-15
-14
-13

Relative Humidity (%)

92
89
84
81
78
73
74
75
75
75
74
74
74
75
76
76
78

Pressure (mb)

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

Ozone (du)

373
373
373
367
362
356
356
356
355
354
353
352
352
351
351
349
346

Forecast for Martin, Butte, United States of America (43.44,-113.56)

Generated: 21/12/24 18:12:59. Forecast: 21/12/24 to 27/12/24. Timezone: UTC-7.00