Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 15

Waning Crescent 11%

04:09

13:50

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

Sun - Rise: 07:11, Set: 16:27, Transit: 11:49. Moon - Rise: 04:09, Set: 13:50. Civil Dark: 16:57 - 06:40. Nautical Dark: 17:32 - 06:05. Astro Dark: 18:05 - 05:32

Total Clouds (% Sky Obscured)

55
69
56
94
95
94
100
97
100
55
73
93
87
85
76
60
30
3
2
2
2
3
25
6

Low Clouds (% Sky Obscured)

9
4
4
8
4
9
14
46
42
7
3
4
3
18
12
2
2
2
1
1
0
0
0
0

Medium Clouds (% Sky Obscured)

55
69
56
94
95
94
100
90
98
24
16
21
87
85
76
60
26
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

55
62
56
50
60
62
65
23
2
18
41
66
60
0
0
0
0
0
0
0
0
1
25
4

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
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-7
-7
-6
-6
-6
-6
-5
-5
-5
-6
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-6
-6
-6

Relative Humidity (%)

73
75
75
79
79
81
82
87
87
82
81
79
79
79
79
81
81
81
75
72
69
70
70
70

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1024
1024
1025
1024
1023
1022
1022

Ozone (du)

283
284
288
287
289
291
291
296
297
303
307
308
309
312
317
318
313
306
301
297
300
300
297
292

Tuesday 16

Waning Crescent 6%

05:12

14:22

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

Sun - Rise: 07:11, Set: 16:27, Transit: 11:49. Moon - Rise: 05:12, Set: 14:22. Civil Dark: 16:58 - 06:40. Nautical Dark: 17:32 - 06:06. Astro Dark: 18:05 - 05:33

Total Clouds (% Sky Obscured)

28
47
59
95
58
46
44
47
81
89
20
25
2
1
65
77
75
72
82
70
100
100
82
49

Low Clouds (% Sky Obscured)

0
1
2
2
2
1
1
0
0
0
0
0
0
0
65
77
75
60
44
0
59
76
29
0

Medium Clouds (% Sky Obscured)

0
0
1
50
58
2
3
3
0
0
0
0
0
0
0
0
4
26
41
44
52
28
14
27

High Clouds (% Sky Obscured)

28
47
59
95
52
46
44
47
81
89
20
20
1
0
0
0
0
65
68
8
100
100
68
40

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
8
10
10
9
10
12
13
14
14
13
13
13
14
14
15
15
14
14
15
15
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
79
83
81
81
81
81
80
75
71
72
68
69
72
72
72
72
73
73
75
75
73
72
72

Pressure (mb)

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

Ozone (du)

284
284
284
283
281
276
272
269
266
267
266
265
264
264
264
265
266
268
269
269
271
270
271
276

Wednesday 17

Waning Crescent 2%

06:13

15:02

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

Sun - Rise: 07:12, Set: 16:27, Transit: 11:50. Moon - Rise: 06:13, Set: 15:02. Civil Dark: 16:58 - 06:41. Nautical Dark: 17:32 - 06:06. Astro Dark: 18:06 - 05:33

Total Clouds (% Sky Obscured)

62
83
98
86
85
70
45
3
0
0
2
2
15
9
10
15
35
51
68
64
49
36
30
45

Low Clouds (% Sky Obscured)

0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
18
36
55
48
43
33
21
12

Medium Clouds (% Sky Obscured)

62
83
98
4
0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
3
7
10
16
23

High Clouds (% Sky Obscured)

15
8
10
27
37
12
5
0
0
0
0
0
0
0
0
5
15
20
30
29
2
3
6
16

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)

16
15
15
15
13
14
12
10
10
11
10
11
11
3
5
2
1
1
3
4
6
8
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

72
75
76
79
80
83
86
86
82
72
70
70
72
76
77
76
76
73
70
69
66
63
65
69

Pressure (mb)

1014
1015
1015
1016
1017
1018
1019
1020
1021
1022
1022
1023
1023
1023
1024
1024
1025
1025
1025
1025
1025
1024
1023
1022

Ozone (du)

280
285
286
291
296
298
303
305
308
308
308
310
310
310
307
303
302
304
303
303
301
301
299
300

Thursday 18

Waning Crescent 0%

07:11

15:02

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
14 Bad

Sun - Rise: 07:12, Set: 16:28, Transit: 11:50. Moon - Rise: 07:11, Set: 15:02. Civil Dark: 16:58 - 06:41. Nautical Dark: 17:33 - 06:07. Astro Dark: 18:06 - 05:34

Total Clouds (% Sky Obscured)

49
56
76
77
86
89
94
96
98
100
100
100
100
100
100
100
100
100
100
97
94
92
82
64

Low Clouds (% Sky Obscured)

0
11
21
31
39
39
44
44
50
53
51
54
51
58
68
77
83
88
94
86
79
71
78
55

Medium Clouds (% Sky Obscured)

36
37
62
63
57
59
80
86
86
81
90
95
100
100
99
100
100
100
100
95
91
88
69
37

High Clouds (% Sky Obscured)

19
14
6
0
10
10
5
37
67
100
100
100
100
100
100
100
100
100
100
82
56
29
53
27

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
11
17
27
18
12
20
52
54
54
70
95
95
95
95
95
95
89
58
77
53

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0
0.2
0.3
0.6
1.6
2.8
2.5
2
1
0.4
0
0.4
0

Wind Speed/Direction (mph)

10
8
8
9
10
10
12
15
18
21
21
21
23
23
23
22
24
26
20
15
14
13
13
16

Chance of Frost

Temperature (°C)

8
8
8
8
9
9
10
11
12
12
12
12
13
13
13
13
13
13
10
9
8
8
8
7

Feels Like (°C)

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

Dew Point (°C)

4
5
6
7
8
8
9
10
10
10
10
11
11
12
12
12
12
12
5
5
4
2
2
0

Relative Humidity (%)

75
81
90
91
93
95
95
95
92
87
86
89
90
93
93
95
98
95
73
78
73
66
63
62

Pressure (mb)

1022
1021
1020
1019
1018
1017
1016
1014
1013
1011
1010
1008
1007
1005
1003
1002
1000
999
999
998
998
998
997
999

Ozone (du)

300
300
301
299
297
296
298
299
300
301
300
298
299
300
303
305
307
310
313
315
319
324
334
338

Friday 19

New Moon 1%

08:03

15:49

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

Sun - Rise: 07:13, Set: 16:28, Transit: 11:51. Moon - Rise: 08:03, Set: 15:49. Civil Dark: 16:59 - 06:42. Nautical Dark: 17:33 - 06:08. Astro Dark: 18:07 - 05:34

Total Clouds (% Sky Obscured)

46
38
32
30
28
23
19
16
16
18
16
12
9
6
3
1
2
4
0
0
0
5
50
76

Low Clouds (% Sky Obscured)

33
22
11
0
4
8
13
16
16
18
16
12
9
6
3
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
3
0
0
0
5
43
23

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
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 (%)

6
6
4
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)

18
20
20
20
21
20
20
20
19
18
18
16
15
13
13
12
11
9
7
6
3
2
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
1
1
0
-5
-5
-6
-6
-6
-7
-8
-8
-7
-7
-7
-8
-8
-7
-7
-7
-7
-7
-5

Dew Point (°C)

-1
-3
-4
-6
-8
-8
-9
-10
-10
-10
-10
-11
-12
-12
-13
-13
-14
-14
-13
-14
-14
-14
-15
-14

Relative Humidity (%)

60
59
55
53
50
50
50
51
50
49
49
47
45
43
43
43
42
41
41
39
36
34
31
35

Pressure (mb)

1000
1001
1003
1005
1007
1008
1009
1010
1011
1012
1013
1014
1016
1017
1018
1019
1021
1021
1022
1023
1023
1023
1023
1023

Ozone (du)

341
345
347
349
351
351
352
352
349
347
345
341
337
333
332
331
330
327
324
320
316
312
308
305

Saturday 20

Waxing Crescent 3%

08:47

16:44

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
14 Bad

Sun - Rise: 07:13, Set: 16:29, Transit: 11:51. Moon - Rise: 08:47, Set: 16:44. Civil Dark: 16:59 - 06:42. Nautical Dark: 17:34 - 06:08. Astro Dark: 18:07 - 05:35

Total Clouds (% Sky Obscured)

91
79
65
53
67
82
96
97
99
100
97
94
90
90
86
70
66
57
52
74
91
99
100
100

Low Clouds (% Sky Obscured)

0
0
0
1
2
2
2
2
2
3
2
1
1
14
13
16
9
5
5
24
46
66
78
86

Medium Clouds (% Sky Obscured)

4
3
3
2
32
62
92
82
71
63
67
66
66
69
71
70
66
57
52
74
91
99
100
100

High Clouds (% Sky Obscured)

17
26
30
34
53
70
92
87
90
95
83
69
28
26
21
20
13
7
0
25
70
85
88
88

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
7
14
37
51
61
55
48
44
52
55

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.3
0
0
0
0.2

Wind Speed/Direction (mph)

5
6
7
7
7
9
11
12
13
14
15
16
18
19
18
18
17
16
15
14
14
13
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

39
42
44
45
47
50
52
56
57
60
61
65
70
74
78
81
85
85
85
86
85
83
83
83

Pressure (mb)

1023
1023
1023
1024
1024
1023
1023
1022
1021
1021
1020
1019
1018
1017
1017
1016
1016
1015
1015
1015
1014
1014
1013
1013

Ozone (du)

303
300
298
297
295
295
295
295
294
293
292
292
291
291
290
289
288
286
285
284
285
286
287
288

Sunday 21

Waxing Crescent 7%

09:24

17:46

Sun - Rise: 07:14, Set: 16:29, Transit: 11:52. Moon - Rise: 09:24, Set: 17:46. Civil Dark: 17:00 - 06:43. Nautical Dark: 17:34 - 06:08. Astro Dark: 18:08 - 05:35

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Gilgo-Oak Beach-Captree, Suffolk, United States of America (40.65,-73.26)

Generated: 15/12/25 15:01:37. Forecast: 15/12/25 to 21/12/25. Timezone: UTC-5.00