Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 0%

06:45

16:20

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
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 OK
14 Good
15 Bad
16 Good
17 OK

Sun - Rise: 06:48, Set: 16:45, Transit: 11:47. Moon - Rise: 06:45, Set: 16:20. Civil Dark: 17:13 - 06:20. Nautical Dark: 17:44 - 05:49. Astro Dark: 18:13 - 05:19

Total Clouds (% Sky Obscured)

55
63
67
52
88
34
2
0
3
6
0
0
0
0
0
0
4
3
6
28
16
49
18
31

Low Clouds (% Sky Obscured)

0
0
5
22
19
13
2
0
3
6
0
0
0
0
0
0
0
0
0
0
0
0
18
31

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)

55
63
61
52
76
22
0
0
0
0
0
0
0
0
0
0
1
3
6
17
16
49
9
8

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
1
1
1
1
0
66
66
66
66
66
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
2
4
4
3
3
3
3
3
3
3
3
3
3
3
1
3
4
5
5
5
4
4
3

Chance of Frost

Temperature (°C)

19
18
17
16
14
14
13
13
13
12
12
12
12
12
15
19
21
22
23
23
22
22
20
16

Feels Like (°C)

21
18
17
16
14
14
14
15
14
14
13
14
14
13
18
21
22
23
23
23
23
22
19
17

Dew Point (°C)

15
14
12
11
8
8
7
8
8
8
7
6
6
6
8
7
7
7
8
9
10
11
12
13

Relative Humidity (%)

76
74
74
72
69
68
66
68
71
72
70
67
68
70
60
45
40
37
38
41
45
49
60
79

Pressure (mb)

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

Ozone (du)

256
256
255
256
255
255
254
253
254
254
254
254
254
254
256
257
259
259
259
258
257
258
258
258

Friday 19

New Moon 1%

07:37

17:16

18 OK
19 OK
20 OK
21 OK
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 OK
16 OK
17 OK

Sun - Rise: 06:48, Set: 16:46, Transit: 11:47. Moon - Rise: 07:37, Set: 17:16. Civil Dark: 17:13 - 06:21. Nautical Dark: 17:44 - 05:50. Astro Dark: 18:14 - 05:20

Total Clouds (% Sky Obscured)

30
30
35
43
100
46
43
47
52
63
64
69
67
78
88
86
80
68
54
51
49
25
26
24

Low Clouds (% Sky Obscured)

30
30
35
43
50
46
43
47
52
63
64
69
67
73
75
64
45
26
0
11
30
25
26
24

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)

6
4
6
10
99
41
43
42
48
37
32
39
41
67
55
50
55
60
54
51
38
5
11
6

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 (%)

2
38
65
34
34
100
100
100
29
23
22
42
27
34
42
24
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)

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

Chance of Frost

Temperature (°C)

15
14
14
14
13
13
12
12
12
12
11
11
11
10
13
15
17
18
19
20
20
19
18
15

Feels Like (°C)

16
16
16
15
14
12
14
14
14
13
13
12
13
13
15
15
16
18
18
19
19
19
19
16

Dew Point (°C)

12
12
12
11
11
11
11
11
10
10
10
9
9
9
10
10
10
10
10
10
11
11
12
12

Relative Humidity (%)

83
84
86
86
86
89
90
92
90
90
90
90
91
91
82
69
62
56
53
53
55
57
66
82

Pressure (mb)

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

Ozone (du)

257
256
256
255
253
252
251
249
250
250
248
248
248
248
248
248
248
248
246
246
246
246
247
246

Saturday 20

Waxing Crescent 3%

08:23

No Set

18 OK
19 OK
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: 06:49, Set: 16:46, Transit: 11:48. Moon - Rise: 08:23, Set: No Set. Civil Dark: 17:14 - 06:21. Nautical Dark: 17:45 - 05:50. Astro Dark: 18:14 - 05:20

Total Clouds (% Sky Obscured)

41
44
67
95
99
100
100
100
76
96
99
97
98
92
72
90
98
100
92
87
76
80
89
90

Low Clouds (% Sky Obscured)

26
30
33
31
26
30
32
31
22
21
0
0
0
0
0
0
0
0
0
0
0
0
13
26

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)

22
25
43
88
96
99
100
100
69
94
99
97
98
92
68
90
98
100
87
79
67
70
83
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
2
67
84
13
86
84
83
66
66
66
1
1
1
1
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)

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

Chance of Frost

Temperature (°C)

14
13
13
13
13
12
12
12
12
12
12
12
12
12
15
17
19
20
21
21
21
20
18
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
86
86
86
86
84
83
83
83
80
81
80
79
77
67
53
49
47
46
48
50
54
62
77

Pressure (mb)

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

Ozone (du)

245
245
245
245
244
245
245
245
245
246
246
246
246
246
246
247
247
247
247
247
249
250
249
250

Sunday 21

Waxing Crescent 8%

09:03

18:15

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: 06:49, Set: 16:47, Transit: 11:48. Moon - Rise: 09:03, Set: 18:15. Civil Dark: 17:14 - 06:22. Nautical Dark: 17:45 - 05:51. Astro Dark: 18:15 - 05:21

Total Clouds (% Sky Obscured)

96
96
98
100
100
100
100
100
100
100
99
98
97
92
86
80
88
94
100
90
82
76
84
92

Low Clouds (% Sky Obscured)

39
44
52
53
57
61
65
60
60
65
69
73
77
74
71
67
62
58
54
57
53
53
54
50

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)

88
90
94
100
92
80
70
66
54
37
28
19
15
17
23
34
53
77
100
73
47
20
50
73

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)

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

Chance of Frost

Temperature (°C)

15
14
14
13
13
13
13
12
12
12
11
11
11
12
14
16
17
19
19
20
20
19
18
15

Feels Like (°C)

15
14
14
13
13
13
13
12
11
11
11
10
10
11
13
16
17
17
17
19
18
18
17
15

Dew Point (°C)

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

Relative Humidity (%)

79
82
80
82
80
80
81
80
80
79
77
77
76
77
69
56
51
49
48
48
48
53
65
79

Pressure (mb)

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

Ozone (du)

250
252
254
255
255
256
257
256
257
257
257
258
257
257
257
257
257
258
259
259
260
261
260
260

Monday 22

Waxing Crescent 14%

09:38

19:17

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 OK
02 OK
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

Sun - Rise: 06:50, Set: 16:48, Transit: 11:49. Moon - Rise: 09:38, Set: 19:17. Civil Dark: 17:15 - 06:22. Nautical Dark: 17:46 - 05:51. Astro Dark: 18:15 - 05:21

Total Clouds (% Sky Obscured)

100
89
86
79
84
93
97
36
36
46
51
52
98
98
99
100
100
100
100
99
97
96
96
97

Low Clouds (% Sky Obscured)

51
55
58
61
69
77
84
36
36
46
51
52
93
96
98
100
91
83
74
74
70
69
73
73

Medium Clouds (% Sky Obscured)

0
0
0
0
17
34
51
34
17
0
0
0
5
27
53
76
81
92
100
93
87
80
82
85

High Clouds (% Sky Obscured)

100
74
54
31
43
56
60
3
0
7
8
14
78
89
93
100
100
100
100
99
97
96
93
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
1
1
3
3
2
7
9
8
6
8
7
11
12
6
13
15

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)

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

Chance of Frost

Temperature (°C)

14
13
13
13
12
12
12
11
11
11
11
11
11
11
14
16
18
18
18
19
18
18
17
17

Feels Like (°C)

14
13
13
13
12
12
12
11
13
12
12
12
12
10
12
16
17
17
17
17
17
18
18
15

Dew Point (°C)

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

Relative Humidity (%)

82
83
86
86
86
83
83
81
80
80
79
77
75
75
65
57
52
51
51
50
55
60
66
69

Pressure (mb)

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

Ozone (du)

260
261
262
262
262
262
265
265
263
263
262
261
260
261
261
261
263
262
261
260
261
263
264
264

Tuesday 23

Waxing Crescent 22%

10:09

20:19

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: 06:50, Set: 16:48, Transit: 11:49. Moon - Rise: 10:09, Set: 20:19. Civil Dark: 17:15 - 06:23. Nautical Dark: 17:46 - 05:52. Astro Dark: 18:16 - 05:21

Total Clouds (% Sky Obscured)

98
98
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

74
70
67
64
64
63
63
69
74
82
78
76
71
79
86
96
91
87
82
83
83
83
74
66

Medium Clouds (% Sky Obscured)

87
85
83
81
87
93
100
100
100
100
96
92
88
92
96
100
100
100
100
100
100
100
90
81

High Clouds (% Sky Obscured)

88
89
90
92
90
89
88
82
77
73
82
90
100
100
100
100
100
100
100
100
100
100
74
48

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
8
7
6
5
4
4
4
3
1
0
3

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
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain

Precipitation Probability (%)

13
17
19
19
27
30
31
34
36
32
59
79
93
95
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
1.3
2.1
5.3
6.8
7.7
5
4.6
4.6
2.8
2.1

Wind Speed/Direction (mph)

4
4
3
3
3
3
4
5
4
5
5
6
8
9
11
13
15
13
12
12
11
9
9
6

Chance of Frost

Temperature (°C)

16
15
15
15
14
15
15
16
16
16
16
16
16
16
16
16
16
16
15
15
15
15
14
14

Feels Like (°C)

16
16
16
16
15
14
14
14
14
14
14
15
15
15
15
15
14
13
11
10
10
10
10
11

Dew Point (°C)

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

Relative Humidity (%)

74
79
78
76
75
74
73
72
68
65
62
64
65
66
73
81
89
90
92
92
93
96
98
95

Pressure (mb)

1014
1015
1014
1014
1014
1014
1014
1014
1013
1013
1012
1012
1012
1012
1013
1013
1014
1013
1013
1012
1012
1012
1012
1013

Ozone (du)

265
265
264
264
264
264
264
264
265
266
266
267
267
267
269
271
273
274
275
276
278
281
284
286

Wednesday 24

Waxing Crescent 31%

10:37

21:20

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

Sun - Rise: 06:50, Set: 16:49, Transit: 11:50. Moon - Rise: 10:37, Set: 21:20. Civil Dark: 17:16 - 06:23. Nautical Dark: 17:47 - 05:52. Astro Dark: 18:17 - 05:22

Total Clouds (% Sky Obscured)

100
88
77
65
61
57
53
59
64
70
77
83
88
86
84
79
70
63
56
53
49
41

Low Clouds (% Sky Obscured)

57
61
66
65
61
57
53
54
53
54
56
57
58
50
42
36
28
21
12
12
11
10

Medium Clouds (% Sky Obscured)

71
54
36
19
12
6
0
0
0
0
0
1
1
1
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

15
10
5
0
6
13
23
27
22
4
7
7
10
18
26
34
31
25
19
43
49
41

ISS Passover

Visibility (miles)

6
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
8
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

Precipitation Type

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

Precipitation Probability (%)

95
95
68
35
41
43
45
59
64
67
57
46
31
33
34
33
35
37
38
34
29
22

Precipitation Amount (mm)

1
0.7
0.2
0
0
0
0
0.2
0.3
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
14
14
14
14
14
14
14
14
14
13
13
14
16
17
18
18
19
18
18

Feels Like (°C)

11
12
12
12
12
15
15
15
15
14
14
14
14
14
14
13
13
17
17
17
17
17

Dew Point (°C)

13
12
12
12
12
12
12
12
12
12
12
12
11
11
11
12
12
12
12
12
12
12

Relative Humidity (%)

93
90
89
87
86
86
87
87
87
87
89
87
84
84
80
75
71
70
66
64
67
70

Pressure (mb)

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

Ozone (du)

289
291
291
290
290
288
286
285
283
281
280
281
282
283
282
280
278
278
278
277
276
275

Forecast for Farr, San Diego County, United States of America (33.14,-117.32)

Generated: 18/12/25 18:59:51. Forecast: 18/12/25 to 24/12/25. Timezone: UTC-8.00