Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 2%

06:41

15:29

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

Sun - Rise: 06:44, Set: 16:43, Transit: 11:43. Moon - Rise: 06:41, Set: 15:29. Civil Dark: 17:10 - 06:17. Nautical Dark: 17:41 - 05:46. Astro Dark: 18:11 - 05:16

Total Clouds (% Sky Obscured)

8
7
7
90
90
13
80
78
71
91
79
90
86
76
64
33
40
26
0
0
0
0
0
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

8
5
7
90
90
9
78
74
68
90
76
86
82
67
59
27
37
24
0
0
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
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)

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

Chance of Frost

Temperature (°C)

13
18
21
23
23
24
24
23
21
17
16
16
16
15
15
14
14
14
14
14
13
13
13
13

Feels Like (°C)

11
16
19
21
20
21
23
21
19
16
14
14
14
13
13
13
13
13
13
13
12
12
12
12

Dew Point (°C)

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

Relative Humidity (%)

32
27
23
22
21
21
20
21
33
36
38
38
38
39
39
39
42
44
43
41
37
42
45
44

Pressure (mb)

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

Ozone (du)

254
253
253
254
254
252
251
250
250
250
251
251
251
252
253
251
250
249
248
248
249
249
251
251

Friday 19

New Moon 0%

07:33

16:19

08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
15 OK
16 Good
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

Sun - Rise: 06:45, Set: 16:43, Transit: 11:44. Moon - Rise: 07:33, Set: 16:19. Civil Dark: 17:11 - 06:17. Nautical Dark: 17:41 - 05:47. Astro Dark: 18:12 - 05:16

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
9
19
14
67
58
94
56
71
57
91
93
94
100
100
99
94
64
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)

0
0
0
0
0
0
9
19
14
61
56
93
51
68
52
91
93
94
100
100
99
93
58
82

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

Chance of Frost

Temperature (°C)

16
20
22
23
23
23
23
22
20
16
15
14
14
13
13
13
13
12
12
12
12
12
12
12

Feels Like (°C)

15
19
19
20
21
21
19
19
18
14
11
11
11
10
10
10
10
9
9
9
8
8
8
9

Dew Point (°C)

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

Relative Humidity (%)

35
28
23
21
20
19
19
22
30
37
38
37
38
39
44
43
41
42
40
38
34
27
23
22

Pressure (mb)

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

Ozone (du)

251
251
251
251
252
251
252
254
255
255
254
254
254
253
252
252
250
249
249
249
248
248
248
248

Saturday 20

Waxing Crescent 1%

No Rise

17:14

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

Sun - Rise: 06:45, Set: 16:44, Transit: 11:44. Moon - Rise: No Rise, 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)

100
99
100
100
100
94
89
99
85
95
96
94
98
87
35
60
60
55
49
71
79
81
85
78

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)

100
99
100
100
100
94
86
98
72
90
94
90
97
87
35
60
60
55
49
71
79
81
85
78

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

Chance of Frost

Temperature (°C)

16
19
20
21
21
21
21
20
18
14
13
13
12
12
12
12
11
11
12
12
11
11
11
12

Feels Like (°C)

12
14
16
16
16
17
17
16
15
12
11
10
9
9
9
10
8
8
8
9
8
8
8
9

Dew Point (°C)

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

Relative Humidity (%)

22
17
17
18
21
24
25
28
34
43
46
45
44
45
46
46
46
47
47
51
50
52
54
53

Pressure (mb)

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

Ozone (du)

247
246
245
244
243
242
242
242
241
240
240
240
241
240
240
241
242
242
242
242
244
244
245
244

Sunday 21

Waxing Crescent 3%

08:19

18:13

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

Sun - Rise: 06:46, Set: 16:44, Transit: 11:45. Moon - Rise: 08:19, 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)

68
39
57
53
51
72
66
58
70
57
100
64
39
7
9
3
4
4
9
18
44
73
79
93

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)

68
39
56
49
46
72
64
56
69
41
100
60
39
7
9
3
4
4
9
18
44
73
67
90

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)

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

Chance of Frost

Temperature (°C)

15
18
21
21
22
23
22
21
19
17
15
14
14
13
13
13
12
12
12
12
12
12
12
12

Feels Like (°C)

13
16
18
18
19
20
18
18
18
15
14
11
13
12
11
11
10
10
10
11
10
10
10
11

Dew Point (°C)

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

Relative Humidity (%)

46
38
33
31
31
31
31
34
41
51
52
49
48
47
50
50
50
50
52
52
50
47
54
43

Pressure (mb)

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

Ozone (du)

245
244
243
242
242
240
242
243
244
245
245
245
246
246
247
247
247
248
248
249
250
251
251
251

Monday 22

Waxing Crescent 8%

08:59

19:14

08 Bad
09 Bad
10 Bad
11 OK
12 OK
13 OK
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

Sun - Rise: 06:46, Set: 16:45, Transit: 11:45. Moon - Rise: 08:59, 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)

69
57
50
40
35
35
61
85
100
100
100
100
100
100
96
97
95
95
96
96
87
81
80
80

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
11
16
11
5
0
0

Medium Clouds (% Sky Obscured)

0
0
23
40
35
35
50
55
40
27
9
5
2
0
23
45
68
79
89
96
87
81
80
74

High Clouds (% Sky Obscured)

62
48
35
35
35
35
58
82
100
100
100
100
100
100
85
83
90
90
90
90
87
81
75
70

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)

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

Chance of Frost

Temperature (°C)

15
18
20
21
21
21
20
19
17
15
13
13
12
12
11
10
9
9
9
8
8
8
8
8

Feels Like (°C)

14
17
18
19
18
18
18
16
15
12
11
10
11
9
9
7
7
6
7
7
7
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

34
21
18
16
16
17
19
22
31
42
46
45
43
40
41
42
46
48
51
53
56
55
56
55

Pressure (mb)

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

Ozone (du)

252
252
252
252
251
251
251
252
252
252
252
253
253
253
253
253
253
253
254
254
255
255
256
256

Tuesday 23

Waxing Crescent 14%

09:34

20:16

08 Bad
09 Bad
10 Bad
11 Bad
12 OK
13 Bad
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

Sun - Rise: 06:46, Set: 16:45, Transit: 11:46. Moon - Rise: 09:34, 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)

75
55
51
52
44
49
69
91
89
88
86
86
84
80
76
71
66
78
89
99
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
20
39
59
55
52
49
48
50
47
56
68
66
78
89
97
98
99
100
100

Medium Clouds (% Sky Obscured)

49
25
18
10
3
12
20
28
52
75
86
76
54
32
23
14
5
4
2
0
34
67
100
93

High Clouds (% Sky Obscured)

65
50
41
28
34
33
31
40
53
47
40
27
13
0
9
18
29
42
56
61
60
59
62
69

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
7
4
2

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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
2
2
0
9
21
19
19
22
23
24
20
8
15
15
4
11
12
7
42
61
77
77

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.7
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
12
14
14
14
14
14
13
12
12
11
11
10
10
10
10
10
11
10
10
10
10
10
10

Feels Like (°C)

7
8
8
12
11
11
11
10
10
8
9
9
9
9
10
8
8
8
9
9
9
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

50
45
42
44
45
47
49
53
56
58
63
66
71
76
81
76
72
67
67
67
68
77
84
95

Pressure (mb)

1017
1017
1017
1016
1015
1014
1014
1014
1014
1015
1015
1015
1015
1016
1016
1015
1015
1015
1015
1014
1014
1014
1014
1014

Ozone (du)

257
257
257
257
257
256
257
257
258
261
264
268
266
265
264
263
263
263
262
261
261
261
261
262

Wednesday 24

Waxing Crescent 22%

10:05

21:17

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 06:47, Set: 16:46, Transit: 11:46. Moon - Rise: 10:05, 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
100
100
100
100
100
100
95
91
86
91
95
99
90
82
79
74
71
74

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
90
81
71
80
89
98
79
82
79
72
68
64

Medium Clouds (% Sky Obscured)

85
78
78
77
77
75
72
69
57
44
32
21
11
0
0
0
0
2
4
0

High Clouds (% Sky Obscured)

79
89
73
58
25
11
9
7
3
1
0
0
0
0
0
0
0
1
2
2

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

81
91
95
95
95
95
95
95
95
95
95
95
95
95
95
95
88
73
51
20

Precipitation Amount (mm)

0.5
0.6
0.8
1.5
2.5
2.8
3.3
4.5
2.4
1.6
1.4
2.2
3.3
5.3
1.5
0.9
0.6
0.4
0
0

Wind Speed/Direction (mph)

11
11
11
14
16
19
19
18
18
19
19
21
18
17
16
17
18
19
19
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
8
9
9
9
9
9
10
4
4
4
4
4
3
4
4
4
3
4

Dew Point (°C)

10
11
12
12
12
12
10
8
7
7
8
8
8
8
7
7
5
5
4
4

Relative Humidity (%)

96
98
100
100
100
100
93
87
82
85
90
96
95
91
90
91
91
93
93
94

Pressure (mb)

1014
1014
1014
1013
1012
1011
1012
1012
1013
1013
1014
1014
1015
1015
1015
1016
1016
1017
1017
1017

Ozone (du)

261
259
258
259
260
261
264
267
270
270
270
270
272
273
275
275
275
275
275
275

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

Generated: 18/12/25 07:52:50. Forecast: 18/12/25 to 24/12/25. Timezone: UTC-8.00