Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waxing Crescent 22%

10:45

20:18

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: 07:38, Set: 16:39, Transit: 12:08. Moon - Rise: 10:45, Set: 20:18. Civil Dark: 17:11 - 07:06. Nautical Dark: 17:47 - 06:30. Astro Dark: 18:21 - 05:55

Total Clouds (% Sky Obscured)

95
81
99
98
94
100
100
100
100
100
100
100
100
100
100
99
100
90
80
68
80
94
95
76

Low Clouds (% Sky Obscured)

95
68
88
79
80
67
72
70
70
82
67
91
94
68
100
97
100
82
70
57
31
36
19
46

Medium Clouds (% Sky Obscured)

56
61
53
57
53
53
59
89
89
64
62
100
93
100
100
5
28
54
23
22
44
54
92
65

High Clouds (% Sky Obscured)

5
4
5
28
76
87
100
100
100
100
99
100
100
36
25
15
1
9
0
3
10
20
20
2

ISS Passover

Visibility (miles)

6
7
9
8
7
2
0
0
7
1
1
1
0
0
1
8
1
6
2
9
8
9
9
9

Fog (%)

91
27
2
0
0
1
15
91
81
20
28
73
9
14
2
98
100
1
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
15
45
52
54
41
60
83
67
88
84
95
95
95
95
95
46
38
15
3
3
3
5

Precipitation Amount (mm)

0
0
0
0
0
0.2
0
0.3
0.7
0.4
0.6
0.5
0.7
1
1.3
0.8
1.2
0.1
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

28
28
31
31
34
32
35
38
41
40
46
48
47
55
47
52
49
36
28
24
18
16
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
93
91
91
93
98
96
96
94
94
94
94
96
94
89
89
91
94
87
83
86
91
94

Pressure (mb)

1002
1002
1002
1000
999
998
996
995
994
992
991
990
990
989
991
993
998
1003
1004
1005
1004
1004
1004
1005

Ozone (du)

306
305
304
304
304
305
306
310
316
318
315
317
318
322
327
332
337
338
340
340
339
335
339
340

Wednesday 24

Waxing Crescent 32%

11:06

21:27

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: 07:38, Set: 16:40, Transit: 12:09. Moon - Rise: 11:06, Set: 21:27. Civil Dark: 17:12 - 07:06. Nautical Dark: 17:48 - 06:30. Astro Dark: 18:22 - 05:56

Total Clouds (% Sky Obscured)

52
79
100
99
100
100
100
92
100
100
100
100
100
98
100
74
66
54
94
77
96
100
100
95

Low Clouds (% Sky Obscured)

12
15
26
30
41
49
53
62
62
59
50
51
100
98
68
66
54
48
42
37
31
39
28
30

Medium Clouds (% Sky Obscured)

36
75
98
81
100
100
100
68
100
86
100
86
100
83
100
50
8
17
60
36
89
100
97
92

High Clouds (% Sky Obscured)

14
10
100
99
100
100
100
92
100
100
100
76
13
1
0
0
0
0
0
0
0
30
37
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
2
2
9
2
2
0
0
0
9
5
6
7
4
9
9

Fog (%)

0
0
0
0
0
0
0
0
10
79
17
2
13
12
61
77
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

2
2
3
2
2
12
29
28
31
27
19
56
79
95
95
62
32
43
39
49
43
27
28
41

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.1
0
0
0.3
0.5
1.2
1
0.2
0
0
0
0.2
0.1
0
0
0.1

Wind Speed/Direction (mph)

22
22
20
21
23
23
25
29
31
30
35
41
35
32
27
26
30
34
30
28
23
24
23
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-5
-5
-6
-6
-6
-7
-7
-6
-6
-6
-6
-7
-7
-7
-6
-6
-6
-5
-6
-5
-5
-6
-7

Dew Point (°C)

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

Relative Humidity (%)

91
92
92
92
92
89
86
86
84
89
89
87
89
91
94
94
92
84
79
84
84
87
89
92

Pressure (mb)

1005
1005
1005
1004
1004
1003
1002
1001
1000
999
998
997
997
997
999
1000
1001
1002
1002
1002
1002
1002
1003
1004

Ozone (du)

342
344
348
351
353
352
349
349
348
352
353
356
358
357
361
364
362
362
365
366
368
373
381
395

Thursday 25

Waxing Crescent 42%

11:26

22:36

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: 07:38, Set: 16:40, Transit: 12:09. Moon - Rise: 11:26, Set: 22:36. Civil Dark: 17:13 - 07:06. Nautical Dark: 17:48 - 06:30. Astro Dark: 18:22 - 05:56

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
61
100
100
100
100
100
100
100
100
98
99
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

47
35
34
33
28
69
48
35
0
0
22
77
76
81
76
74
83
91
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
56
100
100
100
61
100
99
93
100
97
98
99
100
90
100
100
97
88

High Clouds (% Sky Obscured)

30
20
15
15
15
5
5
5
100
100
100
45
87
99
100
15
20
15
1
4
5
4
1
1

ISS Passover

Visibility (miles)

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

Fog (%)

27
22
2
4
27
2
2
79
74
23
16
25
52
3
66
2
7
7
7
7
7
7
7
7

Precipitation Type

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

Precipitation Probability (%)

39
15
19
13
26
37
59
48
83
95
33
7
31
43
31
31
39
63
33
54
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.1
0.4
2.2
0
0
0.1
0.2
0.2
0.2
0.2
0.6
0
0.2
1
1.8
0.9
1.1

Wind Speed/Direction (mph)

21
18
17
18
18
17
17
19
15
11
15
15
14
16
16
17
17
17
15
16
15
12
10
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-7
-7
-8
-8
-7
-6
-7
-7
-7
-7
-7
-8
-7
-7
-7
-6
-6
-5
-5
-6
-5
-6
-6

Dew Point (°C)

-4
-5
-4
-4
-5
-4
-4
-4
-5
-4
-5
-5
-5
-5
-5
-5
-4
-4
-3
-4
-4
-3
-4
-4

Relative Humidity (%)

96
92
96
94
92
94
94
94
94
98
94
94
94
94
96
92
92
89
94
89
89
98
98
98

Pressure (mb)

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

Ozone (du)

403
407
409
406
391
385
388
390
398
398
396
392
387
384
388
390
391
394
394
394
393
396
399
400

Friday 26

Waxing Crescent 40%

11:46

23:45

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 OK
17 OK

Sun - Rise: 07:39, Set: 16:41, Transit: 12:10. Moon - Rise: 11:46, Set: 23:45. Civil Dark: 17:13 - 07:06. Nautical Dark: 17:49 - 06:31. Astro Dark: 18:23 - 05:56

Total Clouds (% Sky Obscured)

100
100
100
100
98
99
99
100
100
100
99
99
98
98
98
94
85
76
70
66
60
54
34
18

Low Clouds (% Sky Obscured)

100
100
100
100
98
99
99
93
87
80
86
91
97
97
98
94
85
76
70
66
60
52
34
17

Medium Clouds (% Sky Obscured)

26
21
20
16
16
14
11
17
24
30
28
25
27
15
5
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
1
4
6
9
33
57
91
58
25
3
2
2
2
2
0
0
3
6
9
6
4

ISS Passover

Visibility (miles)

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

Fog (%)

7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7

Precipitation Type

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

Precipitation Probability (%)

95
95
95
91
77
66
67
53
38
28
25
14
16
13
12
14
10
6
5
6
4
0
2
3

Precipitation Amount (mm)

1.7
1.1
0.8
0.9
0.5
0.3
0.6
0.3
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
100
98
98
98
98
96
96
96
96
94
92
92
92
90
89
87
84
86
86
86
87
96
96

Pressure (mb)

1012
1013
1014
1015
1016
1017
1018
1019
1019
1020
1021
1022
1022
1023
1024
1025
1025
1025
1024
1024
1024
1025
1025
1028

Ozone (du)

396
389
384
385
382
379
372
366
361
359
358
357
356
359
364
366
368
365
362
359
352
343
339
340

Saturday 27

First Quarter 53%

12:08

00:58

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

Sun - Rise: 07:39, Set: 16:42, Transit: 12:10. Moon - Rise: 12:08, Set: 00:58. Civil Dark: 17:14 - 07:07. Nautical Dark: 17:50 - 06:31. Astro Dark: 18:24 - 05:56

Total Clouds (% Sky Obscured)

5
2
1
1
34
67
100
100
100
100
88
76
63
52
40
29
19
11
3
3
4
4
6
6

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
0

Medium Clouds (% Sky Obscured)

0
0
0
0
25
50
70
48
17
2
12
18
23
21
19
13
9
5
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
1
0
33
67
100
100
100
100
67
33
0
0
0
0
1
2
3
3
0
0
3
6

ISS Passover

Visibility (miles)

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

Fog (%)

7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7

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
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
6
7
7
6
6
6
5
5
5
5
5
5
6
6
7
6
6
5
5
5
5
5

Chance of Frost

Temperature (°C)

-6
-7
-7
-7
-7
-7
-7
-6
-7
-7
-7
-6
-6
-6
-6
-6
-6
-1
-0
0
1
1
1
-1

Feels Like (°C)

-7
-9
-9
-9
-9
-9
-10
-10
-10
-9
-11
-10
-10
-10
-12
-14
-17
-2
-3
-2
-1
1
2
-2

Dew Point (°C)

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

Relative Humidity (%)

96
94
94
92
92
90
89
89
87
87
85
85
84
84
85
87
89
89
89
89
93
94
98
94

Pressure (mb)

1029
1029
1030
1030
1030
1031
1031
1031
1031
1031
1030
1031
1031
1031
1030
1030
1029
1029
1028
1027
1028
1028
1029
1030

Ozone (du)

344
347
346
343
340
336
334
333
331
328
327
327
326
326
322
318
315
313
311
309
306
303
301
300

Sunday 28

Waxing Gibbous 65%

12:34

02:13

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

Sun - Rise: 07:39, Set: 16:43, Transit: 12:11. Moon - Rise: 12:34, Set: 02:13. Civil Dark: 17:15 - 07:07. Nautical Dark: 17:51 - 06:31. Astro Dark: 18:24 - 05:57

Total Clouds (% Sky Obscured)

10
7
6
4
4
4
4
9
9
9
7
4
1
0
0
2
3
4
3
2
2
2
1
1

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
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0
0
0

High Clouds (% Sky Obscured)

10
7
5
2
2
1
0
0
0
0
0
0
0
0
0
1
1
4
3
2
2
2
1
1

ISS Passover

Visibility (miles)

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

Fog (%)

7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-1
-2
-2
-4
-7
-7
-8
-8
-8
-8
-9
-8
-8
-10
-11
-14
-3
-3
-4
-1
1
3
-1

Dew Point (°C)

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

Relative Humidity (%)

89
86
86
86
84
84
82
81
81
81
79
79
79
78
79
82
82
84
88
89
88
88
86
84

Pressure (mb)

1030
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1029
1028
1028
1027
1027
1027
1027
1028

Ozone (du)

299
298
297
295
293
293
293
292
292
293
293
296
299
302
302
301
301
301
301
301
301
301
301
300

Monday 29

Waxing Gibbous 76%

13:06

03:33

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

Sun - Rise: 07:39, Set: 16:44, Transit: 12:11. Moon - Rise: 13:06, Set: 03:33. Civil Dark: 17:16 - 07:07. Nautical Dark: 17:51 - 06:31. Astro Dark: 18:25 - 05:57

Total Clouds (% Sky Obscured)

0
3
7
10
7
4
2
9
15
23
20
20
22
22
16
7

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-1
-1
-2
-2
-5
-5
-5
-5
-5
-5
-6
-6
-7
-8
-10

Dew Point (°C)

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

Relative Humidity (%)

80
77
75
74
72
72
72
71
71
71
71
69
69
67
68
71

Pressure (mb)

1028
1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1026
1025
1025
1024

Ozone (du)

298
296
296
296
296
296
296
297
297
297
298
297
297
296
296
296

Forecast for Diamond Lake, Douglas, United States of America (42.94,-122.17)

Generated: 23/12/25 17:34:13. Forecast: 23/12/25 to 29/12/25. Timezone: UTC-8.00