Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 16

Waning Crescent 11%

04:12

13:59

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

Sun - Rise: 07:13, Set: 16:36, Transit: 11:55. Moon - Rise: 04:12, Set: 13:59. Civil Dark: 17:06 - 06:43. Nautical Dark: 17:40 - 06:09. Astro Dark: 18:13 - 05:37

Total Clouds (% Sky Obscured)

94
91
82
50
2
1
0
10
3
5
9
22
82
81
60
93
67
37
5
7
11
7
23
11

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

57
42
5
0
0
0
0
0
0
0
0
0
3
49
60
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
10
2
2
6
18
78
39
46
92
67
35
2
2
6
2
20
7

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

Chance of Frost

Temperature (°C)

-6
-7
-8
-8
-7
-4
-3
-2
-1
-1
-0
-1
-2
-4
-4
-4
-4
-4
-4
-4
-4
-3
-3
-3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
88
88
82
70
64
61
62
62
66
70
81
94
92
91
89
89
89
87
86
86
86
84

Pressure (mb)

1023
1023
1023
1023
1024
1025
1026
1025
1024
1023
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1021
1021
1020
1020

Ozone (du)

297
298
297
297
291
285
283
282
277
276
273
269
268
270
269
270
269
267
267
266
264
262
262
261

Wednesday 17

Waning Crescent 6%

05:14

14:32

04 Good
05 OK
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
20 Bad
21 OK
22 OK
23 OK
00 OK
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:14, Set: 16:36, Transit: 11:55. Moon - Rise: 05:14, Set: 14:32. Civil Dark: 17:07 - 06:44. Nautical Dark: 17:40 - 06:10. Astro Dark: 18:13 - 05:37

Total Clouds (% Sky Obscured)

6
38
68
70
64
84
100
91
100
93
90
94
88
100
99
100
39
17
21
28
40
51
61
45

Low Clouds (% Sky Obscured)

2
5
18
33
39
21
11
8
28
31
21
1
0
0
0
0
0
1
1
1
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
21
34
29
37
38
81
94
88
43
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
36
42
70
64
62
100
89
99
50
36
4
17
100
99
100
39
17
16
24
37
47
60
43

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
86
86
84
81
80
77
79
77
79
82
83
82
83
86
86
91
94
94
94
96
96
96
96

Pressure (mb)

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

Ozone (du)

259
261
263
265
266
267
267
268
270
275
278
281
283
290
295
296
301
307
311
312
314
312
311
307

Thursday 18

Waning Crescent 2%

06:15

15:12

04 Good
05 Good
06 OK
07 OK
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: 07:15, Set: 16:37, Transit: 11:56. Moon - Rise: 06:15, Set: 15:12. Civil Dark: 17:07 - 06:44. Nautical Dark: 17:41 - 06:11. Astro Dark: 18:14 - 05:38

Total Clouds (% Sky Obscured)

9
6
43
28
48
68
83
90
78
99
100
100
95
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

1
4
0
0
0
4
3
0
0
0
0
41
44
22
0
0
23
36
64
72
43
57
71
85

Medium Clouds (% Sky Obscured)

0
0
5
14
29
35
20
32
36
23
45
45
81
90
100
100
91
100
96
100
100
100
100
100

High Clouds (% Sky Obscured)

8
1
37
11
2
14
69
84
54
98
100
99
83
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
6
1

Fog (%)

0
0
0
0
1
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
Moderate Rain
Moderate Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
11
31
22
8
38
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
3.2
8.1

Wind Speed/Direction (mph)

3
2
2
3
2
3
4
5
6
6
6
5
5
5
6
6
7
8
10
12
14
16
17
19

Chance of Frost

Temperature (°C)

-1
-2
-2
-2
-1
2
4
6
8
9
10
8
7
6
6
6
6
8
9
12
12
13
13
13

Feels Like (°C)

-3
-2
-3
-4
-2
1
3
5
6
9
8
6
4
3
3
3
4
5
6
9
9
9
9
9

Dew Point (°C)

-2
-2
-3
-2
-2
-1
1
3
4
6
8
8
6
5
5
5
6
7
9
11
11
10
11
12

Relative Humidity (%)

96
96
96
96
92
84
82
81
79
80
85
95
98
96
94
96
96
95
96
93
89
86
86
95

Pressure (mb)

1024
1023
1024
1024
1024
1025
1025
1024
1022
1021
1020
1020
1019
1019
1019
1018
1017
1016
1014
1013
1011
1009
1007
1004

Ozone (du)

302
298
296
296
294
291
292
290
290
290
289
288
289
288
286
285
286
285
284
283
283
284
283
284

Friday 19

New Moon 0%

07:13

16:00

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 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 OK
01 OK
02 Good
03 Good

Sun - Rise: 07:15, Set: 16:37, Transit: 11:56. Moon - Rise: 07:13, Set: 16:00. Civil Dark: 17:07 - 06:45. Nautical Dark: 17:41 - 06:11. Astro Dark: 18:14 - 05:38

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
95
91
88
77
31
25
51
61
58
58
58
54
45
36
27
24
13
12

Low Clouds (% Sky Obscured)

89
93
96
90
84
77
56
33
15
20
26
25
42
51
53
54
57
54
45
36
27
21
11
0

Medium Clouds (% Sky Obscured)

98
96
94
87
90
81
90
87
88
73
10
0
5
11
12
9
5
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
96
87
79
55
36
20
0
0
0
0
0
0
0
0
0
0
0
0
2
1
11

ISS Passover

Visibility (miles)

2
2
5
9
9
9
2
9
7
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

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

Precipitation Probability (%)

95
95
95
95
94
95
95
95
95
88
64
0
3
3
1
4
4
0
0
0
0
0
0
0

Precipitation Amount (mm)

3.7
2.6
1.7
1
0.5
0.6
1
1
0.7
0.6
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
14
14
14
14
15
15
11
10
10
11
10
9
8
6
5
4
3
2
1
1
0
-0
-1

Feels Like (°C)

9
10
11
12
12
11
12
7
6
6
7
7
6
3
-0
-1
-2
-2
-3
-4
-4
-4
-4
-4

Dew Point (°C)

13
13
13
14
14
14
14
8
8
7
5
4
3
2
-1
-2
-4
-4
-6
-6
-7
-7
-7
-8

Relative Humidity (%)

95
93
93
95
96
92
93
81
85
77
69
64
64
67
63
60
57
60
57
59
59
59
59
59

Pressure (mb)

1003
1001
1000
999
998
998
997
998
998
998
999
1000
1001
1002
1004
1006
1007
1009
1010
1011
1013
1014
1015
1016

Ozone (du)

288
292
295
296
299
304
307
313
318
327
333
337
346
347
350
351
343
336
333
330
321
317
314
312

Saturday 20

Waxing Crescent 1%

08:05

16:55

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

Sun - Rise: 07:16, Set: 16:38, Transit: 11:57. Moon - Rise: 08:05, Set: 16:55. Civil Dark: 17:08 - 06:45. Nautical Dark: 17:42 - 06:12. Astro Dark: 18:15 - 05:39

Total Clouds (% Sky Obscured)

2
3
19
25
30
35
50
70
60
87
46
78
90
10
94
76
56
43
52
61
70
77
82
86

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
3
25
30
35
50
44
31
67
46
35
36
10
37
53
56
43
52
61
56
51
46
54

High Clouds (% Sky Obscured)

1
3
19
25
30
35
50
70
55
83
7
72
84
8
81
67
52
27
39
52
67
77
82
86

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
3
4
5
5
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
62
62
61
59
54
52
50
48
44
42
44
53
63
65
71
70
72
73
72
71
69
71
69

Pressure (mb)

1017
1018
1019
1020
1021
1021
1022
1022
1020
1020
1019
1019
1019
1019
1019
1019
1019
1018
1018
1017
1017
1016
1016
1016

Ozone (du)

309
306
304
303
303
303
302
299
298
298
298
297
297
294
291
289
288
287
286
286
287
287
286
286

Sunday 21

Waxing Crescent 3%

08:50

17:56

04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 OK
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 OK
03 OK

Sun - Rise: 07:16, Set: 16:38, Transit: 11:57. Moon - Rise: 08:50, Set: 17:56. Civil Dark: 17:08 - 06:46. Nautical Dark: 17:42 - 06:12. Astro Dark: 18:15 - 05:39

Total Clouds (% Sky Obscured)

86
84
88
96
96
95
71
40
16
44
65
97
83
69
54
71
82
91
91
90
81
81
38
25

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
12
33
52
59
62
42
61
58
46
33
26
19

Medium Clouds (% Sky Obscured)

66
82
88
96
96
95
67
33
0
0
0
0
1
3
5
37
68
91
91
90
81
45
20
10

High Clouds (% Sky Obscured)

86
84
79
72
69
65
38
25
16
44
65
97
67
34
1
1
1
1
24
50
75
80
38
25

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
71
75
76
72
68
64
55
48
42
41
41
40
41
42
43
44
46
48
50
50
53
52
53

Pressure (mb)

1016
1016
1016
1016
1016
1016
1017
1016
1015
1015
1015
1015
1015
1016
1017
1017
1018
1019
1019
1020
1020
1020
1021
1022

Ozone (du)

285
286
287
287
290
293
296
300
305
309
313
316
320
321
323
325
327
328
330
333
336
339
342
346

Monday 22

Waxing Crescent 7%

09:27

19:01

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

Sun - Rise: 07:17, Set: 16:39, Transit: 11:58. Moon - Rise: 09:27, Set: 19:01. Civil Dark: 17:09 - 06:46. Nautical Dark: 17:43 - 06:13. Astro Dark: 18:16 - 05:40

Total Clouds (% Sky Obscured)

25
21
26
16
9
8
2
3
0
19
36
54
46
35
19
25
32
33
52
75
95

Low Clouds (% Sky Obscured)

19
19
21
16
9
6
2
3
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

5
5
5
5
5
5
2
3
0
1
1
2
1
2
2
6
11
16
34
49
65

High Clouds (% Sky Obscured)

25
21
26
16
9
0
0
0
0
4
2
3
0
0
0
2
6
16
32
47
65

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

Fog (%)

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

Precipitation Probability (%)

3
4
5
4
3
0
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-8
-9
-9
-10
-11
-11
-11
-12
-13
-14
-13
-13
-13
-13
-13
-13
-13
-13
-14
-13
-13

Relative Humidity (%)

54
52
51
49
47
44
41
37
33
29
31
32
33
34
37
38
38
38
38
39
40

Pressure (mb)

1022
1023
1024
1026
1027
1028
1029
1029
1029
1029
1030
1030
1031
1031
1032
1032
1032
1032
1032
1032
1032

Ozone (du)

349
348
347
346
344
342
340
337
334
332
330
329
328
330
333
336
338
340
342
339
337

Forecast for Da Costa, Atlantic, United States of America (39.64,-74.76)

Generated: 16/12/25 04:41:06. Forecast: 16/12/25 to 22/12/25. Timezone: UTC-5.00