Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 20

Waxing Crescent 3%

08:19

17:14

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

Sun - Rise: 06:45, Set: 16:44, Transit: 11:45. Moon - Rise: 08:19, Set: 17:14. Civil Dark: 17:11 - 06:18. Nautical Dark: 17:42 - 05:47. Astro Dark: 18:12 - 05:17

Total Clouds (% Sky Obscured)

50
61
67
63
90
85
85
90
90
85
92
93
83
43
15
16
10
7
31
48
29
54
14
85

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
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

50
61
67
63
90
85
85
85
85
85
89
90
78
37
12
12
7
5
26
42
26
45
11
61

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)

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

Chance of Frost

Temperature (°C)

19
18
18
15
13
13
13
12
12
13
12
12
12
12
11
12
11
12
15
18
20
21
21
22

Feels Like (°C)

14
15
15
12
11
10
10
10
9
10
9
8
10
9
9
11
11
11
14
17
18
20
18
20

Dew Point (°C)

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

Relative Humidity (%)

24
27
37
43
43
40
39
39
39
40
40
43
46
47
52
54
55
55
45
38
34
32
32
32

Pressure (mb)

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

Ozone (du)

244
244
243
244
243
243
244
243
242
242
241
241
242
243
243
243
241
240
241
241
241
241
241
240

Sunday 21

Waxing Crescent 8%

08:59

18:13

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

Sun - Rise: 06:46, Set: 16:44, Transit: 11:45. Moon - Rise: 08:59, Set: 18:13. Civil Dark: 17:12 - 06:18. Nautical Dark: 17:42 - 05:48. Astro Dark: 18:13 - 05:17

Total Clouds (% Sky Obscured)

91
64
66
67
55
47
62
60
8
4
22
49
48
91
100
100
100
100
100
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

80
60
62
67
55
42
47
50
5
2
18
49
48
91
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)

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

Chance of Frost

Temperature (°C)

21
20
19
15
14
13
13
13
12
12
12
12
12
12
11
11
11
11
14
18
20
21
21
21

Feels Like (°C)

18
16
17
13
13
12
11
10
10
12
11
10
11
11
9
8
8
9
12
15
16
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

33
35
43
53
55
51
49
48
50
51
45
42
39
36
34
27
26
26
27
17
16
16
16
17

Pressure (mb)

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

Ozone (du)

241
243
244
245
246
247
248
249
249
249
250
251
250
250
250
251
251
251
252
254
255
256
257
256

Monday 22

Waxing Crescent 8%

09:34

19:14

14 Bad
15 Bad
16 Bad
17 Bad
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

Sun - Rise: 06:46, Set: 16:45, Transit: 11:46. Moon - Rise: 09:34, Set: 19:14. Civil Dark: 17:12 - 06:19. Nautical Dark: 17:43 - 05:48. Astro Dark: 18:13 - 05:18

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
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
26

Medium Clouds (% Sky Obscured)

0
0
0
0
8
0
98
84
10
77
0
0
87
100
88
4
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
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
3
22
20

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
4
2
3
3
3
3
4
4
4
4
3
4
4
4
3
4
4
5
8
9
11
10

Chance of Frost

Temperature (°C)

21
20
17
14
13
14
13
14
13
13
13
12
12
12
12
11
11
12
14
15
15
15
15
14

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

18
20
31
36
37
33
29
30
33
37
41
42
45
46
49
51
55
54
51
50
47
49
55
63

Pressure (mb)

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

Ozone (du)

256
255
255
255
255
255
256
257
257
256
257
257
257
257
258
258
257
257
259
258
256
255
256
256

Tuesday 23

Waxing Crescent 14%

10:05

20:16

14 Bad
15 Bad
16 Bad
17 Bad
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

Sun - Rise: 06:46, Set: 16:45, Transit: 11:46. Moon - Rise: 10:05, Set: 20:16. Civil Dark: 17:13 - 06:19. Nautical Dark: 17:44 - 05:48. Astro Dark: 18:14 - 05:18

Total Clouds (% Sky Obscured)

100
100
100
100
100
97
94
90
89
88
86
89
94
100
99
99
98
99
99
100
100
100
100
100

Low Clouds (% Sky Obscured)

52
78
86
94
100
95
90
85
84
82
82
82
83
82
88
93
98
95
93
91
93
94
95
97

Medium Clouds (% Sky Obscured)

100
100
0
0
0
0
0
0
0
0
0
1
2
7
97
80
98
18
53
44
33
100
100
100

High Clouds (% Sky Obscured)

100
100
87
70
55
2
0
0
3
61
51
61
77
100
74
45
17
29
59
51
53
45
40
27

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
5
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
0
0
0
0
0
0

Precipitation Type

None
None
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain

Precipitation Probability (%)

16
12
44
65
84
68
47
5
11
12
2
10
3
21
55
74
90
69
84
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0.4
0.7
0.4
0
0
0
0
0
0
0
0
0.3
0.4
0.7
0.2
0.4
0.4
1.1
2.2
4.9
3.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
12
11
11
11
10
10
10
10
10
10
10
10
10
10
10
10
11
11
11
11
11
11
11

Feels Like (°C)

11
10
10
9
9
9
8
8
8
8
8
8
8
7
7
8
8
9
9
8
8
7
8
7

Dew Point (°C)

8
9
9
7
7
7
8
9
8
8
8
8
8
8
8
9
10
10
11
11
11
11
11
11

Relative Humidity (%)

72
81
84
80
78
81
84
90
88
87
88
88
87
85
87
93
96
98
98
98
98
98
98
98

Pressure (mb)

1014
1014
1014
1015
1015
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1014
1014
1014
1015
1015
1015
1015
1014
1013

Ozone (du)

256
256
257
261
262
265
266
267
266
266
268
268
267
268
268
269
268
268
269
267
265
267
266
265

Wednesday 24

Waxing Crescent 22%

10:34

21:17

14 Bad
15 Bad
16 Bad
17 Bad
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

Sun - Rise: 06:47, Set: 16:46, Transit: 11:47. Moon - Rise: 10:34, Set: 21:17. Civil Dark: 17:13 - 06:20. Nautical Dark: 17:44 - 05:49. Astro Dark: 18:14 - 05:19

Total Clouds (% Sky Obscured)

100
100
99
98
97
97
97
97
91
84
79
78
77
76
79
84
90
98
99
100
100
100
100
98

Low Clouds (% Sky Obscured)

98
100
95
89
82
83
84
85
80
75
70
68
67
66
70
74
78
76
75
73
72
72
71
64

Medium Clouds (% Sky Obscured)

46
60
62
54
46
29
16
8
5
5
45
55
65
76
79
84
90
67
33
0
11
22
34
22

High Clouds (% Sky Obscured)

17
0
0
0
0
0
0
0
0
5
26
1
20
0
3
6
10
14
52
70
47
25
0
0

ISS Passover

Visibility (miles)

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

Precipitation Type

Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

95
95
95
95
88
68
54
49
67
71
72
95
95
95
95
95
95
95
76
54
62
71
79
71

Precipitation Amount (mm)

4
6.2
2.7
1.5
0.8
0.3
0
0
0.3
0.3
0.3
1.4
2.6
1
1.1
1.2
1.7
1
0.4
0
0.3
0.5
0.7
0.5

Wind Speed/Direction (mph)

16
14
13
12
11
9
10
11
12
12
12
12
13
13
12
12
12
12
12
12
12
13
13
14

Chance of Frost

Temperature (°C)

11
11
11
11
11
11
11
11
11
10
10
10
10
10
10
9
9
9
10
10
11
11
11
11

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
10
11
11
11
10
10
10
10
10
9
10
9
9
9
9
10
10
10
11
11

Relative Humidity (%)

96
98
98
98
98
98
98
98
98
100
98
98
100
96
98
98
98
98
98
98
98
98
98
98

Pressure (mb)

1014
1014
1014
1014
1015
1015
1015
1016
1016
1016
1016
1016
1015
1016
1016
1016
1017
1018
1018
1019
1019
1019
1018
1017

Ozone (du)

265
264
265
265
266
266
265
264
266
268
267
270
268
269
271
271
271
272
270
269
268
266
264
262

Thursday 25

Waxing Crescent 31%

11:01

22:19

14 Bad
15 Bad
16 Bad
17 Bad
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

Sun - Rise: 06:47, Set: 16:47, Transit: 11:47. Moon - Rise: 11:01, Set: 22:19. Civil Dark: 17:14 - 06:20. Nautical Dark: 17:45 - 05:49. Astro Dark: 18:15 - 05:19

Total Clouds (% Sky Obscured)

98
98
96
95
94
86
79
73
81
89
94
96
97
98
98
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

58
51
53
54
53
56
59
62
63
63
63
66
68
68
59
58
67
67
60
57
73
87
100
96

Medium Clouds (% Sky Obscured)

11
0
0
0
0
0
0
0
0
0
0
1
1
6
2
2
2
1
0
0
15
30
46
63

High Clouds (% Sky Obscured)

1
1
4
11
30
42
52
68
81
89
94
96
97
96
97
98
100
100
100
100
98
95
92
74

ISS Passover

Visibility (miles)

0
0
0
2
5
7
5
3
1
4
7
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 (%)

58
42
38
33
19
16
14
9
10
9
3
4
4
1
3
3
1
3
3
1
4
5
4
10

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)

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

Chance of Frost

Temperature (°C)

11
10
10
9
9
8
8
8
8
8
8
7
7
7
7
7
7
8
9
10
11
11
11
11

Feels Like (°C)

8
8
8
6
6
5
6
6
6
5
6
7
7
7
7
6
6
6
6
6
5
10
10
9

Dew Point (°C)

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

Relative Humidity (%)

100
98
98
95
93
90
91
95
96
94
94
93
91
91
88
88
88
88
81
73
67
67
66
67

Pressure (mb)

1018
1018
1018
1019
1019
1020
1020
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1021
1021
1020
1019
1018

Ozone (du)

260
259
258
257
257
256
256
255
254
254
253
253
253
254
254
255
255
255
255
255
255
254
253
252

Friday 26

Waxing Crescent 42%

11:29

23:21

14 Bad
15 Bad
16 Bad
17 Bad
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

Sun - Rise: 06:48, Set: 16:47, Transit: 11:48. Moon - Rise: 11:29, Set: 23:21. Civil Dark: 17:14 - 06:20. Nautical Dark: 17:45 - 05:50. Astro Dark: 18:15 - 05:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
97
96
96
95
93
88
82
77
71
63
57

Low Clouds (% Sky Obscured)

93
89
89
89
88
87
77
50
45
45
45
43
5
0
0
4
3
62
54
46

Medium Clouds (% Sky Obscured)

80
98
91
85
79
74
69
64
64
63
63
69
76
82
77
73
65
68
63
57

High Clouds (% Sky Obscured)

54
38
58
81
100
78
50
25
24
19
18
19
19
20
15
10
10
5
5
5

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

11
9
12
14
10
40
67
91
95
95
95
95
95
95
78
61
27
23
17
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.5
0.7
1
1.5
1.1
0.9
0.7
0.5
0.3
0
0
0
0

Wind Speed/Direction (mph)

5
5
4
4
4
4
4
4
4
4
5
6
6
6
6
6
6
5
5
6

Chance of Frost

Temperature (°C)

11
11
11
10
10
9
9
9
8
8
8
8
8
7
7
7
7
7
8
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
71
73
76
77
80
77
74
71
70
70
68
68
69
69
67
66
65
54
47

Pressure (mb)

1018
1017
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1018

Ozone (du)

251
250
249
250
250
251
252
254
255
255
254
254
253
253
253
254
255
256
255
253

Forecast for Descanso, San Diego County, United States of America (32.85,-116.62)

Generated: 20/12/25 14:55:41. Forecast: 20/12/25 to 26/12/25. Timezone: UTC-8.00