Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 0%

07:49

15:45

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 Bad
11 OK
12 Bad
13 Bad
14 Bad
15 OK
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 OK

Sun - Rise: 07:37, Set: 16:24, Transit: 12:00. Moon - Rise: 07:49, Set: 15:45. Civil Dark: 16:57 - 07:03. Nautical Dark: 17:34 - 06:26. Astro Dark: 18:10 - 05:50

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
86
88
82
20
17
38
32
36
55
73
34
32
82
74
59
61
42

Low Clouds (% Sky Obscured)

81
100
100
83
100
88
76
71
73
28
6
9
29
11
24
55
70
34
31
74
74
59
59
42

Medium Clouds (% Sky Obscured)

100
100
100
100
99
69
100
85
82
55
16
10
0
13
2
0
11
1
6
12
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
73
100
35
45
50
48
36
16
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

94
93
95
95
95
95
57
68
70
41
13
23
8
6
14
5
3
2
1
1
2
10
0
0

Precipitation Amount (mm)

0.3
0.5
0.7
1
0.8
0.9
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
9
8
7
6
4
3
3
2
2
2
1
2
3
3
4
4
4
3
2
2
1
1
1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
95
96
93
90
91
86
77
81
86
77
76
81
68
64
63
63
68
68
74
73
76
80
80

Pressure (mb)

998
998
999
1000
1002
1003
1004
1005
1007
1008
1009
1010
1011
1011
1011
1011
1012
1012
1013
1013
1014
1015
1016
1016

Ozone (du)

305
308
311
311
315
320
320
321
324
325
324
327
332
334
339
340
344
346
354
358
361
362
363
362

Friday 19

New Moon 1%

08:39

16:43

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

Sun - Rise: 07:37, Set: 16:24, Transit: 12:01. Moon - Rise: 08:39, Set: 16:43. Civil Dark: 16:58 - 07:04. Nautical Dark: 17:35 - 06:26. Astro Dark: 18:11 - 05:51

Total Clouds (% Sky Obscured)

40
38
40
37
35
30
20
15
17
3
2
1
0
1
5
12
10
24
10
42
65
88
100
100

Low Clouds (% Sky Obscured)

40
38
40
37
35
30
20
15
17
2
1
1
0
0
5
8
1
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
1
4
18
6
33
33
36
98
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
4
4
3
4
6
21
84
91
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 (%)

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
1
1
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
9
8
9
9
9
9
9
10
10
10
10
12
14
15
14
12
11
7
5
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
81
80
81
83
80
80
83
81
78
74
69
62
57
56
54
53
57
67
71
70
71
71
74

Pressure (mb)

1017
1017
1018
1018
1019
1019
1018
1019
1019
1019
1019
1019
1019
1018
1018
1017
1016
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

361
360
360
361
364
363
361
361
360
359
358
358
356
356
353
348
344
345
344
343
343
343
341
345

Saturday 20

Waxing Crescent 3%

09:21

17:47

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
20 Bad
21 Bad

Sun - Rise: 07:38, Set: 16:25, Transit: 12:01. Moon - Rise: 09:21, Set: 17:47. Civil Dark: 16:58 - 07:04. Nautical Dark: 17:35 - 06:27. Astro Dark: 18:11 - 05:51

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
99
73
70
65
81
76
86
99
98
86
63

Low Clouds (% Sky Obscured)

0
36
40
78
50
78
76
87
74
72
87
50
61
53
44
52
58
65
69
82
99
92
81
63

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
87
99
76
39
74
22
21
25
22
41
44
40
41
41
31
93
44
14

High Clouds (% Sky Obscured)

94
100
100
100
100
90
100
95
100
100
100
100
100
98
73
70
65
81
76
80
60
60
60
60

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

Precipitation Probability (%)

0
1
9
24
45
35
48
24
24
34
23
13
8
4
8
14
30
25
32
44
50
64
70
78

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

2
1
2
2
2
2
2
2
2
2
3
3
5
6
7
7
7
7
7
6
6
5
5
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
77
76
73
73
73
72
73
73
72
72
69
67
66
66
66
65
66
71
75
76
73
79
85

Pressure (mb)

1015
1014
1014
1013
1013
1012
1011
1011
1010
1010
1010
1010
1010
1009
1008
1007
1007
1007
1007
1007
1008
1008
1008
1008

Ozone (du)

348
350
349
347
347
347
345
344
343
342
340
338
338
339
339
341
341
340
341
346
352
353
350
350

Sunday 21

Waxing Crescent 8%

09:54

18:56

22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 OK
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

Sun - Rise: 07:38, Set: 16:25, Transit: 12:02. Moon - Rise: 09:54, Set: 18:56. Civil Dark: 16:59 - 07:05. Nautical Dark: 17:36 - 06:27. Astro Dark: 18:12 - 05:52

Total Clouds (% Sky Obscured)

60
63
76
68
86
43
41
60
45
83
92
97
95
73
82
92
93
100
100
98
75
99
95
96

Low Clouds (% Sky Obscured)

60
63
76
68
72
43
31
34
12
44
50
50
48
10
23
29
27
30
25
24
14
24
23
23

Medium Clouds (% Sky Obscured)

14
17
32
19
60
8
4
5
0
0
0
0
0
0
0
0
0
0
1
1
0
16
23
3

High Clouds (% Sky Obscured)

60
63
65
68
70
43
41
60
45
75
75
75
75
73
82
90
90
90
90
85
75
85
85
85

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

Very Light Rain
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 (%)

65
50
35
30
25
15
12
9
1
1
1
0
1
2
1
2
2
0
0
1
2
2
9
0

Precipitation Amount (mm)

0.3
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
10
9
8
6
5
5
5
5
4
4
4
4
4
5
5
5
3
2
2
4
5
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
76
82
83
85
83
82
82
80
83
80
76
67
62
61
63
65
69
76
78
75
74
74
83

Pressure (mb)

1009
1009
1010
1011
1011
1012
1012
1012
1013
1014
1013
1013
1013
1012
1011
1010
1010
1010
1009
1010
1009
1010
1010
1010

Ozone (du)

348
343
340
337
336
335
335
336
338
338
338
340
339
336
334
334
334
333
332
332
332
333
335
336

Monday 22

Waxing Crescent 14%

10:21

20:07

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
20 Bad
21 Bad

Sun - Rise: 07:39, Set: 16:26, Transit: 12:02. Moon - Rise: 10:21, Set: 20:07. Civil Dark: 16:59 - 07:05. Nautical Dark: 17:37 - 06:28. Astro Dark: 18:12 - 05:52

Total Clouds (% Sky Obscured)

80
83
100
100
100
100
100
100
100
100
100
100
91
88
83
89
94
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

19
9
13
9
5
0
0
0
0
17
32
43
10
19
22
26
31
45
59
78
99
100
100
100

Medium Clouds (% Sky Obscured)

21
34
47
42
43
57
86
93
100
100
100
100
72
58
45
63
82
100
100
100
100
100
100
99

High Clouds (% Sky Obscured)

80
83
100
100
100
100
100
100
100
100
100
100
74
71
66
77
89
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
7
5
3
2
1
0
0
0
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
0
0

Precipitation Type

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

Precipitation Probability (%)

2
3
1
2
2
0
0
0
0
4
4
1
23
31
32
53
64
70
70
70
67
63
61
63

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
6
8
6
6
5
5
4
4
4
3
2
2
2
2
2
1
2
3
3
3
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
86
77
78
76
76
76
78
78
77
74
73
68
73
78
85
90
93
98
100
100
98
100
100

Pressure (mb)

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

Ozone (du)

335
334
335
331
328
325
322
319
320
320
319
321
321
321
322
322
322
321
320
320
320
320
322
323

Tuesday 23

Waxing Crescent 22%

10:43

21:17

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
20 Bad
21 Bad

Sun - Rise: 07:39, Set: 16:26, Transit: 12:03. Moon - Rise: 10:43, Set: 21:17. Civil Dark: 17:00 - 07:05. Nautical Dark: 17:37 - 06:28. Astro Dark: 18:13 - 05:52

Total Clouds (% Sky Obscured)

97
95
95
96
98
100
100
100
100
100
100
100
99
97
96
98
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

97
95
90
90
91
94
99
100
100
100
100
100
99
97
96
98
99
100
100
100
100
100
99
99

Medium Clouds (% Sky Obscured)

97
95
94
95
97
98
99
99
100
99
100
100
65
32
2
1
1
0
10
18
27
23
20
16

High Clouds (% Sky Obscured)

68
39
8
42
76
100
100
100
100
82
60
35
28
21
14
14
18
25
34
40
46
52
59
63

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
2
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

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

Precipitation Probability (%)

58
57
64
59
55
49
39
27
12
23
32
39
38
34
28
22
14
2
2
1
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
98
100
100
98
100
100
100
100
100
100
100
100
100
98
98
98
98
98
98
100

Pressure (mb)

1005
1005
1005
1004
1004
1004
1004
1004
1004
1004
1005
1005
1005
1005
1004
1004
1004
1004
1004
1004
1004
1005
1004
1004

Ozone (du)

324
326
329
331
332
334
335
337
339
341
342
343
344
346
347
349
350
351
351
351
350
349
351
352

Wednesday 24

Waxing Crescent 32%

11:02

No Set

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

Sun - Rise: 07:39, Set: 16:27, Transit: 12:03. Moon - Rise: 11:02, Set: No Set. Civil Dark: 17:01 - 07:06. Nautical Dark: 17:38 - 06:28. Astro Dark: 18:13 - 05:53

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
99
98
98
98
98
99
100
100
100
100

Low Clouds (% Sky Obscured)

92
84
78
84
89
92
92
93
93
90
88
85
78
62
46
44
41
33

Medium Clouds (% Sky Obscured)

33
49
66
77
88
100
91
83
75
65
54
44
63
81
100
92
84
75

High Clouds (% Sky Obscured)

74
85
96
96
96
96
94
95
93
91
89
90
91
93
96
79
62
40

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

7
14
14
40
55
66
60
51
43
47
49
47
40
36
36
34
29
27

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
98
100
100
98
98
100
100
98
98
98
98
100
98
98
98
98

Pressure (mb)

1004
1004
1003
1003
1003
1003
1002
1002
1002
1002
1003
1003
1004
1004
1004
1004
1005
1006

Ozone (du)

354
354
354
355
355
356
357
360
362
365
369
373
377
385
393
400
400
399

Forecast for Antelope, Wasco, United States of America (44.91,-120.72)

Generated: 18/12/25 22:49:40. Forecast: 18/12/25 to 24/12/25. Timezone: UTC-8.00