Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 20

Waxing Crescent 3%

10:23

18:22

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

Sun - Rise: 08:39, Set: 17:05, Transit: 12:52. Moon - Rise: 10:23, Set: 18:22. Civil Dark: 17:41 - 08:03. Nautical Dark: 18:20 - 07:24. Astro Dark: 18:58 - 06:46

Total Clouds (% Sky Obscured)

30
26
22
33
50
41
0
0
0
2
0
2
41
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

3
3
2
25
33
30
0
0
0
0
0
0
0
0
0
16
67
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
0
41
100
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 (%)

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)

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

Chance of Frost

Temperature (°C)

-10
-11
-11
-9
-8
-7
-5
-5
-5
-5
-6
-6
-6
-6
-4
-3
-1
1
1
1
0
-1
-2
-2

Feels Like (°C)

-12
-13
-13
-11
-10
-9
-9
-8
-8
-8
-8
-8
-9
-10
-9
-7
-6
-4
-4
-4
-4
-5
-5
-6

Dew Point (°C)

-14
-14
-14
-11
-11
-10
-9
-8
-8
-8
-9
-9
-9
-9
-9
-8
-7
-6
-6
-6
-6
-6
-7
-7

Relative Humidity (%)

72
73
76
80
82
79
76
75
76
79
79
80
77
76
72
67
63
60
59
60
62
66
68
69

Pressure (mb)

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

Ozone (du)

369
375
371
367
362
363
359
363
364
369
369
364
363
358
355
349
350
350
345
339
339
334
330
326

Sunday 21

Waxing Crescent 8%

10:54

19:33

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
18 OK
19 OK

Sun - Rise: 08:40, Set: 17:05, Transit: 12:52. Moon - Rise: 10:54, Set: 19:33. Civil Dark: 17:41 - 08:04. Nautical Dark: 18:21 - 07:24. Astro Dark: 18:58 - 06:47

Total Clouds (% Sky Obscured)

100
85
89
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
72
58
70
10
20

Low Clouds (% Sky Obscured)

38
3
3
65
3
55
12
43
29
26
22
30
42
75
29
19
25
3
3
1
0
5
6
20

Medium Clouds (% Sky Obscured)

100
77
80
71
100
100
100
87
89
100
100
100
100
100
93
91
100
100
98
71
58
16
3
0

High Clouds (% Sky Obscured)

100
69
87
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
0
0
20
15
1
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
Frozen rai
Frozen rai
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
14
37
68
64
31
6
4
1
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.5
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
72
75
76
73
76
76
78
78
81
79
78
78
80
80
81
80
83
84
84
84
84
88
89

Pressure (mb)

1014
1013
1013
1013
1012
1012
1011
1011
1011
1010
1010
1009
1009
1009
1009
1009
1009
1008
1008
1009
1010
1011
1012
1014

Ozone (du)

324
316
307
303
300
296
292
290
287
287
288
289
292
296
298
299
303
305
305
304
309
313
316
316

Monday 22

Waxing Crescent 14%

11:19

No Set

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

Sun - Rise: 08:40, Set: 17:06, Transit: 12:53. Moon - Rise: 11:19, Set: No Set. Civil Dark: 17:42 - 08:04. Nautical Dark: 18:21 - 07:25. Astro Dark: 18:59 - 06:47

Total Clouds (% Sky Obscured)

51
64
49
30
21
30
42
25
64
78
61
93
97
98
99
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

51
64
49
28
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
20
40

Medium Clouds (% Sky Obscured)

9
14
0
0
6
11
16
18
29
41
26
20
29
76
77
86
72
54
36
43
51
55
65
58

High Clouds (% Sky Obscured)

0
3
4
6
21
30
42
18
64
73
42
89
93
92
98
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 (%)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
-2
-3
-4
-6
-9
-10
-11
-10
-12
-13
-12
-14
-13
-12
-10
-9
-9
-8
-7
-8
-7
-7
-7

Dew Point (°C)

-1
-2
-3
-4
-6
-7
-8
-9
-9
-10
-10
-11
-11
-11
-10
-8
-7
-7
-7
-6
-6
-6
-5
-5

Relative Humidity (%)

91
91
91
91
90
90
92
94
94
94
94
92
92
90
87
87
84
78
73
71
72
74
75
77

Pressure (mb)

1015
1016
1017
1019
1020
1021
1022
1023
1024
1024
1025
1025
1026
1026
1026
1025
1023
1022
1020
1019
1019
1018
1017
1017

Ozone (du)

318
316
312
310
309
309
311
310
307
306
306
307
308
309
308
307
304
302
302
301
298
298
296
295

Tuesday 23

Waxing Crescent 22%

11:39

20:46

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 OK
14 OK
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad

Sun - Rise: 08:40, Set: 17:07, Transit: 12:53. Moon - Rise: 11:39, Set: 20:46. Civil Dark: 17:43 - 08:04. Nautical Dark: 18:22 - 07:25. Astro Dark: 18:59 - 06:48

Total Clouds (% Sky Obscured)

100
100
100
100
98
95
93
95
97
100
100
100
100
100
100
100
68
48
45
50
65
62
67
67

Low Clouds (% Sky Obscured)

56
57
55
56
56
61
57
60
62
65
70
70
70
70
60
57
68
48
35
30
35
38
43
43

Medium Clouds (% Sky Obscured)

52
57
51
51
77
21
45
59
65
70
70
75
80
75
75
70
21
2
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
73
47
15
43
73
100
96
92
87
75
63
40
1
0
0
0
0
0
30
57

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
87
91
91
94
94
94
92
94
94
94
94
94
94
92
91
87
83
81
81
84
89
91
91

Pressure (mb)

1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1015
1014
1014
1014
1014
1015
1014

Ozone (du)

292
293
291
291
292
286
281
281
283
287
288
290
292
291
293
294
295
293
293
292
293
289
289
289

Wednesday 24

Waxing Crescent 31%

11:56

22:00

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
18 Bad
19 Bad

Sun - Rise: 08:41, Set: 17:07, Transit: 12:54. Moon - Rise: 11:56, Set: 22:00. Civil Dark: 17:43 - 08:05. Nautical Dark: 18:23 - 07:25. Astro Dark: 19:00 - 06:48

Total Clouds (% Sky Obscured)

67
53
68
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
98
97
97
97
96
94

Low Clouds (% Sky Obscured)

43
52
64
71
81
92
96
97
100
100
91
81
73
69
68
68
62
71
69
76
84
90
83
79

Medium Clouds (% Sky Obscured)

0
0
0
0
22
24
26
49
67
93
91
85
79
58
35
15
16
18
19
19
15
21
24
28

High Clouds (% Sky Obscured)

67
53
68
100
100
100
100
100
100
95
93
89
77
53
41
33
51
57
50
38
26
13
11
9

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
6
4
2
2
3
4
6
7
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
2
5
6
27
36
42
38
29
14
10
6
2
8
7
6
4
2

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)

11
12
12
12
13
13
14
13
8
7
4
5
8
12
13
11
12
13
13
14
13
13
12
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-7
-8
-8
-10
-10
-10
-10
-9
-9
-8
-8
-7
-8
-8
-8
-8
-13
-14
-14
-14
-14
-14
-15

Dew Point (°C)

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

Relative Humidity (%)

92
92
92
92
92
91
90
89
89
90
89
87
85
82
79
77
76
73
71
70
71
72
74
75

Pressure (mb)

1014
1013
1013
1012
1012
1011
1010
1010
1010
1010
1011
1012
1013
1013
1014
1015
1016
1016
1016
1017
1018
1019
1020
1020

Ozone (du)

287
290
291
291
294
295
295
297
301
306
309
313
316
320
321
322
324
324
324
324
327
330
332
333

Thursday 25

Waxing Crescent 42%

12:12

23:13

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
18 Bad
19 Bad

Sun - Rise: 08:41, Set: 17:08, Transit: 12:54. Moon - Rise: 12:12, Set: 23:13. Civil Dark: 17:44 - 08:05. Nautical Dark: 18:23 - 07:26. Astro Dark: 19:01 - 06:48

Total Clouds (% Sky Obscured)

94
95
97
99
96
92
89
83
84
79
89
94
100
97
94
92
88
87
89
86
84
81
68
57

Low Clouds (% Sky Obscured)

76
77
78
81
82
83
83
76
68
63
64
69
82
84
78
69
55
45
50
45
35
30
15
13

Medium Clouds (% Sky Obscured)

24
31
34
37
33
25
24
38
70
79
89
92
97
78
58
42
54
68
81
81
75
75
65
51

High Clouds (% Sky Obscured)

7
6
3
0
32
64
89
83
84
79
89
94
100
72
40
5
0
0
0
0
0
3
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
3
6
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
Frozen rai
Frozen rai
Frozen rai
Snow
Snow
Snow
Snow
Snow
Snow
None
None

Precipitation Probability (%)

0
1
2
1
4
4
4
4
3
3
18
30
39
53
62
65
59
58
63
59
55
46
36
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-9
-9
-9
-10
-10
-10
-10
-10
-10
-11
-10
-10
-10
-10
-8
-7
-6
-5
-4
-3
-3
-2
-2
-2

Feels Like (°C)

-15
-15
-15
-16
-16
-15
-14
-14
-15
-15
-15
-14
-15
-15
-15
-14
-14
-11
-11
-10
-10
-10
-10
-8

Dew Point (°C)

-12
-13
-13
-13
-13
-13
-13
-14
-14
-14
-14
-14
-13
-13
-12
-11
-11
-9
-7
-4
-4
-4
-4
-4

Relative Humidity (%)

75
75
77
77
77
77
75
75
75
75
77
75
75
77
72
71
67
73
82
89
87
86
84
86

Pressure (mb)

1020
1021
1021
1021
1021
1021
1021
1020
1019
1018
1018
1017
1016
1015
1015
1014
1013
1012
1011
1010
1010
1010
1010
1011

Ozone (du)

334
334
337
340
343
348
352
357
357
356
356
354
352
350
351
352
353
355
357
358
356
353
350
347

Friday 26

Waxing Crescent 53%

12:28

00:28

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

Sun - Rise: 08:41, Set: 17:09, Transit: 12:55. Moon - Rise: 12:28, Set: 00:28. Civil Dark: 17:45 - 08:05. Nautical Dark: 18:24 - 07:26. Astro Dark: 19:01 - 06:48

Total Clouds (% Sky Obscured)

47
49
48
49
44
43
38
34
34
38
51
66
72
73
67
61

Low Clouds (% Sky Obscured)

7
28
46
49
44
43
38
34
34
38
51
54
58
65
67
61

Medium Clouds (% Sky Obscured)

41
49
48
49
44
43
38
34
34
38
50
51
45
29
13
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
6
8
7
4
1

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

3
12
24
33
44
46
41
33
25
15
15
13
12
11
10
10

Precipitation Amount (mm)

0
0
0
0
0.1
0.2
0.1
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
5
6
6
7
9
11
11
11
12
12
12
13
12
11

Chance of Frost

Temperature (°C)

-3
-3
-4
-4
-4
-6
-7
-9
-11
-13
-14
-15
-16
-16
-15
-14

Feels Like (°C)

-8
-8
-8
-8
-9
-9
-11
-12
-14
-16
-18
-18
-19
-20
-21
-22

Dew Point (°C)

-4
-5
-5
-5
-6
-7
-9
-11
-13
-15
-17
-17
-18
-19
-19
-18

Relative Humidity (%)

87
87
89
89
89
87
87
85
85
83
82
80
79
76
72
69

Pressure (mb)

1011
1011
1012
1012
1013
1014
1015
1017
1018
1020
1021
1022
1024
1025
1026
1026

Ozone (du)

345
342
341
341
340
340
341
342
342
343
344
343
343
342
342
342

Forecast for Arnegard, McKenzie, United States of America (47.60,-103.44)

Generated: 20/12/25 20:01:47. Forecast: 20/12/25 to 26/12/25. Timezone: UTC-6.00