Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 27

First Quarter 53%

12:14

01:01

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK
05 OK
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: 07:45, Set: 16:49, Transit: 12:17. Moon - Rise: 12:14, Set: 01:01. Civil Dark: 17:21 - 07:13. Nautical Dark: 17:57 - 06:37. Astro Dark: 18:30 - 06:03

Total Clouds (% Sky Obscured)

61
50
66
92
100
100
100
100
99
71
22
21
11
1
1
0
0
0
0
0
0
2
3
9

Low Clouds (% Sky Obscured)

4
15
14
42
100
100
100
100
99
71
22
21
7
1
1
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

5
40
40
89
100
100
98
76
73
0
0
0
0
0
0
0
0
0
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
1
2
9

ISS Passover

Visibility (miles)

9
9
9
9
0
0
0
1
0
0
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

7
0
0
0
0
0
8
14
14
13
10
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

1
0
1
39
64
59
50
49
39
11
3
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.1
0.6
0.5
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
12
8
4
5
6
6
4
3
1
4
5
5
6
6
4
3
5
5
5
5
4
3
3

Chance of Frost

Temperature (°C)

-6
-6
-9
-9
-10
-10
-10
-11
-12
-12
-12
-13
-14
-14
-14
-12
-10
-8
-7
-6
-5
-5
-7
-9

Feels Like (°C)

-11
-9
-9
-11
-14
-14
-14
-15
-16
-16
-16
-16
-16
-16
-16
-14
-12
-11
-10
-9
-8
-7
-9
-11

Dew Point (°C)

-16
-16
-14
-15
-13
-13
-13
-14
-14
-14
-16
-19
-20
-21
-22
-21
-21
-20
-19
-18
-17
-17
-17
-18

Relative Humidity (%)

42
46
63
60
80
81
80
81
88
85
73
63
56
52
48
44
40
38
36
36
37
38
43
49

Pressure (mb)

1015
1017
1020
1022
1024
1025
1026
1027
1029
1030
1030
1031
1032
1032
1033
1033
1033
1034
1033
1031
1030
1030
1030
1032

Ozone (du)

359
368
381
388
390
396
400
406
404
395
389
387
383
380
378
375
369
363
361
357
358
357
357
353

Sunday 28

Waxing Gibbous 64%

12:40

02:16

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

Sun - Rise: 07:45, Set: 16:50, Transit: 12:17. Moon - Rise: 12:40, Set: 02:16. Civil Dark: 17:22 - 07:13. Nautical Dark: 17:57 - 06:37. Astro Dark: 18:31 - 06:03

Total Clouds (% Sky Obscured)

15
50
55
42
0
0
0
3
25
46
50
34
44
34
43
34
7
6
3
10
3
4
3
0

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
13
22
23
19
25
20
26
19
2
4
0
2
3
4
3
0

High Clouds (% Sky Obscured)

11
40
40
31
0
0
0
3
22
46
50
7
1
1
1
1
1
2
1
10
0
0
0
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
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
1
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
8
7
6
7
7
6
6
6
6
6
5
5
6
6
4
2
3
4
4
3
3
3
5

Chance of Frost

Temperature (°C)

-10
-10
-9
-9
-9
-9
-9
-9
-9
-10
-9
-9
-9
-9
-9
-6
-4
-3
-1
-1
-1
-1
-3
-3

Feels Like (°C)

-13
-13
-13
-13
-13
-12
-11
-12
-11
-12
-12
-11
-12
-12
-11
-8
-5
-5
-3
-3
-3
-3
-4
-5

Dew Point (°C)

-17
-17
-16
-16
-16
-17
-17
-17
-17
-17
-17
-17
-17
-17
-17
-14
-14
-14
-12
-11
-10
-10
-10
-9

Relative Humidity (%)

53
54
53
55
56
54
51
52
52
53
51
53
53
52
51
52
45
44
45
47
49
51
58
66

Pressure (mb)

1033
1033
1032
1032
1033
1032
1032
1032
1032
1032
1031
1031
1031
1031
1031
1031
1031
1032
1030
1029
1028
1029
1029
1028

Ozone (du)

351
346
342
339
342
343
338
335
334
331
332
333
327
324
321
320
319
320
320
319
323
322
320
326

Monday 29

Waxing Gibbous 75%

13:12

03:36

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

Sun - Rise: 07:45, Set: 16:51, Transit: 12:18. Moon - Rise: 13:12, Set: 03:36. Civil Dark: 17:23 - 07:13. Nautical Dark: 17:58 - 06:38. Astro Dark: 18:32 - 06:03

Total Clouds (% Sky Obscured)

25
16
3
31
35
7
30
50
55
34
53
58
44
70
99
40
41
45
51
64
55
45
4
6

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
9
10
29
3
3
5

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
26
53
58
44
70
94
40
41
40
30
30
25
1
1
2

High Clouds (% Sky Obscured)

25
16
1
20
15
3
13
20
10
3
10
2
7
32
98
15
26
37
48
62
55
45
0
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
1
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
Snow
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
17
32
22
2
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-9
-10
-10
-10
-10
-10
-10
-10
-10
-10
-10
-10
-10
-9
-9
-7
-8
-8
-8
-7
-6
-6
-6
-7

Relative Humidity (%)

65
63
62
62
62
61
64
64
65
65
66
65
65
66
66
64
58
56
56
60
66
67
74
78

Pressure (mb)

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

Ozone (du)

327
323
324
323
321
318
319
317
321
320
320
320
320
317
316
313
314
313
313
311
308
307
307
306

Tuesday 30

Waxing Gibbous 85%

13:54

04:58

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

Sun - Rise: 07:45, Set: 16:52, Transit: 12:18. Moon - Rise: 13:54, Set: 04:58. Civil Dark: 17:23 - 07:13. Nautical Dark: 17:59 - 06:38. Astro Dark: 18:33 - 06:03

Total Clouds (% Sky Obscured)

4
4
2
3
3
4
4
14
35
35
35
30
25
30
28
21
18
45
69
100
99
96
88
91

Low Clouds (% Sky Obscured)

4
3
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)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
3
3
30
3
4
1
0

High Clouds (% Sky Obscured)

2
3
2
3
2
3
3
11
30
25
25
15
7
10
5
3
3
36
67
100
98
96
88
91

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-8
-8
-8
-8
-7
-6
-3
-1
-1
1
1
2
0
-3

Relative Humidity (%)

81
81
79
78
78
76
75
73
72
68
65
63
61
60
62
61
63
69
66
68
70
76
75
70

Pressure (mb)

1024
1024
1023
1022
1022
1022
1021
1021
1020
1019
1019
1018
1018
1018
1017
1017
1017
1017
1016
1015
1014
1014
1014
1014

Ozone (du)

307
309
305
302
295
294
291
292
291
291
292
293
295
294
293
292
291
290
288
288
290
290
290
292

Wednesday 31

Waxing Gibbous 93%

14:48

06:17

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: 07:45, Set: 16:52, Transit: 12:19. Moon - Rise: 14:48, Set: 06:17. Civil Dark: 17:24 - 07:13. Nautical Dark: N/A - 06:38. Astro Dark: 18:33 - 06:04

Total Clouds (% Sky Obscured)

96
75
67
65
75
71
70
73
71
77
66
64
67
73
79
89
96
97
99
100
100
100
100
100

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
13
23
35
25
20
10
9
9
8
13
14
15
15
15
15
10

High Clouds (% Sky Obscured)

96
75
67
65
75
71
70
73
71
77
66
64
67
73
79
89
92
94
97
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-2
-1
-1
-1
-2
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-3
-3
2
3
3
3
5
5

Dew Point (°C)

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

Relative Humidity (%)

60
57
56
56
56
55
55
54
55
53
52
52
51
49
46
48
50
51
51
51
51
49
49
47

Pressure (mb)

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

Ozone (du)

293
296
297
297
296
298
297
295
295
294
291
290
290
290
291
290
289
289
289
288
288
289
289
290

Thursday 1

Waxing Gibbous 98%

15:56

07:27

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: 07:45, Set: 16:53, Transit: 12:19. Moon - Rise: 15:56, Set: 07:27. Civil Dark: 17:25 - 07:13. Nautical Dark: 18:00 - 06:38. Astro Dark: 18:34 - 06:04

Total Clouds (% Sky Obscured)

100
100
96
92
86
83
84
81
88
95
100
100
100
100
96
92
86
91
95
100
100
100
100
100

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)

5
5
8
6
2
1
0
0
0
1
6
27
46
68
78
88
86
91
94
92
69
45
22
14

High Clouds (% Sky Obscured)

100
100
85
67
37
30
29
41
80
90
100
100
100
100
94
89
81
88
91
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 (%)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

47
48
47
48
50
52
52
51
51
51
52
52
51
50
49
49
49
50
49
50
50
53
55
58

Pressure (mb)

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

Ozone (du)

289
289
288
287
286
285
285
284
284
283
283
283
283
284
284
284
284
284
283
283
282
283
284
285

Friday 2

Waxing Gibbous 100%

17:14

08:24

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

Sun - Rise: 07:45, Set: 16:54, Transit: 12:20. Moon - Rise: 17:14, Set: 08:24. Civil Dark: 17:26 - 07:13. Nautical Dark: 18:01 - 06:38. Astro Dark: 18:35 - 06:04

Total Clouds (% Sky Obscured)

100
100
97
93
90
72
58
44
29
15
0
12
23
30
25
20
15

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
97
93
90
70
51
35
21
11
0
12
23
30
25
20
15

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

12
13
22
23
17
29
35
34
44
43
29
35
30
4
13
13
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
6
7
8
9
11
11
11
13
10
12
18
14
9
4
3
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

58
61
62
61
61
60
57
55
53
50
47
44
47
50
53
51
49

Pressure (mb)

1005
1005
1005
1004
1004
1003
1003
1003
1003
1003
1003
1003
1004
1006
1007
1007
1008

Ozone (du)

286
287
288
290
292
294
295
297
298
299
301
302
302
303
304
302
299

Forecast for Lander, Fremont, United States of America (42.75,-108.81)

Generated: 27/12/25 18:31:25. Forecast: 27/12/25 to 02/01/26. Timezone: UTC-7.00