Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 18

Waning Crescent 1%

07:51

15:10

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

Sun - Rise: 08:28, Set: 16:17, Transit: 12:22. Moon - Rise: 07:51, Set: 15:10. Civil Dark: 17:01 - 07:43. Nautical Dark: 17:49 - 06:55. Astro Dark: 18:34 - 06:10

Total Clouds (% Sky Obscured)

93
90
93
90
96
87
81
96
45
36
47
64
60
73
67
68
74
92
62
88
87
81
84
99

Low Clouds (% Sky Obscured)

87
83
86
84
92
87
81
96
42
36
46
60
60
67
61
65
73
90
54
71
72
63
47
55

Medium Clouds (% Sky Obscured)

40
26
18
13
22
0
0
0
0
0
0
0
0
0
0
3
3
3
3
3
8
23
31
92

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
8
5
4
8
7
3
3
2
4
30
34

ISS Passover

Visibility (miles)

3
3
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 (%)

30
23
20
17
14
4
2
0
0
0
1
2
11
9
5
0
0
0
0
4
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
18
19
18
19
18
17
17
15
13
12
11
9
8
7
8
9
9
8
8
7
6
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
77
71
70
71
71
70
71
75
75
76
78
78
81
86
87
83
75
69
70
75
84
91
92

Pressure (mb)

999
1000
1001
1002
1004
1005
1006
1008
1009
1010
1011
1012
1013
1013
1014
1015
1016
1016
1016
1016
1016
1016
1017
1017

Ozone (du)

300
309
315
313
305
298
293
291
289
300
293
287
279
281
280
280
286
296
300
296
293
295
291
288

Wednesday 19

Waning Crescent 0%

09:14

15:23

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
18 Bad

Sun - Rise: 08:30, Set: 16:15, Transit: 12:23. Moon - Rise: 09:14, Set: 15:23. Civil Dark: 17:00 - 07:45. Nautical Dark: 17:48 - 06:57. Astro Dark: 18:33 - 06:12

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
91
90
91
95
96
92
96
86
70
90
100
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

36
80
87
93
93
92
86
87
84
76
93
95
92
94
86
68
55
61
54
36
37
37
27
27

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
98
84
82
51
11
6
2
11
0
0
0
47
66
90
90
96
88
100

High Clouds (% Sky Obscured)

100
100
92
60
65
65
0
0
0
0
0
0
0
0
2
3
65
95
95
92
84
98
96
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
3
0
0
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
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

6
5
20
36
45
50
50
40
24
10
8
3
1
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.1
0.1
0.2
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
0
0
0
0
0
-1
-1
-1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
87
86
84
81
81
83
92
92
89
86
80
81
83
84
84
84
80
80
81
84
89
91
89

Pressure (mb)

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

Ozone (du)

291
291
295
289
290
295
297
301
296
291
287
293
297
295
295
293
293
294
290
287
288
290
291
291

Thursday 20

New Moon 1%

10:34

15:46

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
18 Bad

Sun - Rise: 08:32, Set: 16:14, Transit: 12:23. Moon - Rise: 10:34, Set: 15:46. Civil Dark: 16:59 - 07:47. Nautical Dark: 17:47 - 06:59. Astro Dark: 18:32 - 06:13

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
99
98
98
96
98
96
100
100
96
98
98
98
99
100
100

Low Clouds (% Sky Obscured)

24
23
25
25
32
47
52
93
92
93
90
98
93
94
93
100
100
95
89
87
90
94
97
87

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
96
96
84
57
49
62
56
46
30
35
79
64
76
86
95
97

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
94
51
55
54
71
64
58
55
62
84
91
80
93
95
97
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
1
0
0
0
0
1
0
0
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
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
1
0
0
0
1
16
43
49
49
51
32
17
28
19
9
0
1
5
21
17
21
15

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.2
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
86
84
79
78
75
74
82
94
94
96
96
96
98
96
94
91
92
93
96
98
98
98

Pressure (mb)

1022
1022
1022
1022
1022
1021
1021
1021
1020
1020
1019
1019
1019
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019

Ozone (du)

292
294
297
299
301
303
304
307
308
306
301
295
290
289
287
287
286
284
282
281
280
279
278
277

Friday 21

Waxing Crescent 4%

11:42

16:24

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
18 Bad

Sun - Rise: 08:34, Set: 16:12, Transit: 12:23. Moon - Rise: 11:42, Set: 16:24. Civil Dark: 16:58 - 07:49. Nautical Dark: 17:46 - 07:00. Astro Dark: 18:31 - 06:15

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97
87
77
68
74
80
85
86

Low Clouds (% Sky Obscured)

76
58
72
86
98
97
95
94
93
93
91
84
76
68
58
53
45
54
60
68
71
74
77
81

Medium Clouds (% Sky Obscured)

99
100
100
99
99
99
100
100
100
100
100
94
71
63
81
51
41
28
16
42
8
3
3
6

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
97
93
90
90
94
100
98
96
93
40
22
62
43
73
77
73

ISS Passover

Visibility (miles)

9
9
9
9
5
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

8
8
48
83
95
95
95
95
95
95
84
60
39
16
7
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.4
0.6
1.2
1.5
1.1
0.9
0.7
0.5
0.3
0.1
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

1
1
1
1
1
0
1
1
1
1
1
1
1
0
0
0
0
0
0
0
-0
-0
-0
-0

Feels Like (°C)

-2
-2
-2
-2
-2
-3
-2
-3
-2
-2
-2
-2
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
98
98
98
100
98
100
98
100
100
98
98
98
96
98
98
96
96
96
94
87
84

Pressure (mb)

1019
1018
1018
1017
1016
1015
1014
1013
1013
1012
1012
1012
1012
1012
1013
1013
1014
1014
1015
1015
1015
1015
1016
1016

Ozone (du)

278
278
281
282
281
280
278
277
276
277
278
281
282
282
282
280
279
278
279
279
279
278
283
285

Saturday 22

Waxing Crescent 9%

12:32

17:22

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
18 Bad

Sun - Rise: 08:36, Set: 16:11, Transit: 12:23. Moon - Rise: 12:32, Set: 17:22. Civil Dark: 16:56 - 07:50. Nautical Dark: 17:45 - 07:02. Astro Dark: 18:30 - 06:16

Total Clouds (% Sky Obscured)

87
88
88
88
88
84
79
75
67
62
56
42
29
15
0
0
0
1
1
2
35
67
100
100

Low Clouds (% Sky Obscured)

85
88
88
87
87
82
77
72
65
60
56
42
29
15
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

65
65
65
65
65
65
60
55
55
3
49
42
29
15
0
0
0
1
1
2
35
66
74
81

High Clouds (% Sky Obscured)

69
60
60
55
50
55
9
60
0
59
56
42
29
15
0
0
0
1
1
1
29
57
85
87

ISS Passover

Visibility (miles)

9
9
9
9
9
6
0
0
0
0
0
0
0
0
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

None
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
4
25
38
66
90
81
62
41
40
36
44
82
80
76
76
78
82
79
72
68
64
62

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.6
0.5
0.3
0.1
0.1
0
0.1
0.4
0.4
0.3
0.3
0.4
0.5
0.4
0.4
0.3
0.3
0.3

Wind Speed/Direction (mph)

1
3
4
3
5
5
6
5
6
7
7
7
9
9
8
7
7
8
8
8
9
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
87
91
92
94
96
98
98
98
98
98
98
98
96
98
98
98
98
98
96
98
98
96
96

Pressure (mb)

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

Ozone (du)

286
287
288
287
287
284
286
287
286
284
283
283
281
278
281
281
280
280
280
281
282
285
288
290

Sunday 23

Waxing Crescent 16%

13:02

18:38

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
18 Bad

Sun - Rise: 08:38, Set: 16:09, Transit: 12:24. Moon - Rise: 13:02, Set: 18:38. Civil Dark: 16:55 - 07:52. Nautical Dark: 17:44 - 07:04. Astro Dark: 18:29 - 06:18

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
97
97
94
89
92
90
87
92
97
98
100
100

Low Clouds (% Sky Obscured)

0
0
33
67
100
98
96
94
96
98
100
100
97
97
94
89
92
90
87
92
97
98
100
100

Medium Clouds (% Sky Obscured)

88
100
98
96
95
91
86
81
82
77
69
68
64
59
67
78
86
61
32
12
10
7
3
10

High Clouds (% Sky Obscured)

92
100
96
93
90
86
85
81
78
70
66
66
61
56
65
74
82
64
47
33
24
14
4
4

ISS Passover

Visibility (miles)

0
1
1
4
6
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

Snow
Snow
Snow
Snow
None
Snow
Snow
Frozen rai
Frozen rai
Frozen rai
Frozen rai
None
None
None
Snow
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

59
55
45
39
39
55
63
67
72
71
67
51
42
38
38
34
26
17
11
2
6
7
7
8

Precipitation Amount (mm)

0.3
0.2
0.1
0.1
0
0.2
0.3
0.2
0.3
0.4
0.4
0
0
0
0.1
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
92
90
89
87
86
86
84
86
87
91
91
91
91
87
87
86
86
86
86
87
89
87

Pressure (mb)

1015
1015
1015
1015
1014
1014
1014
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1012
1012

Ozone (du)

292
293
295
294
294
293
293
293
294
292
290
288
285
282
280
278
276
273
272
271
270
268
266
264

Monday 24

Waxing Crescent 24%

13:20

No Set

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 OK

Sun - Rise: 08:40, Set: 16:08, Transit: 12:24. Moon - Rise: 13:20, Set: No Set. Civil Dark: 16:54 - 07:54. Nautical Dark: 17:43 - 07:05. Astro Dark: 18:28 - 06:19

Total Clouds (% Sky Obscured)

100
100
95
90
85
90
95
100
95
92
92
91
90
89
84
79
75
75
52
29

Low Clouds (% Sky Obscured)

100
100
95
90
85
90
95
100
90
78
68
75
78
82
73
64
54
39
24
10

Medium Clouds (% Sky Obscured)

16
18
9
3
1
11
24
35
30
24
19
14
10
4
19
34
50
45
40
29

High Clouds (% Sky Obscured)

4
4
3
2
2
7
11
19
15
10
3
4
4
4
6
7
8
32
52
29

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
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

8
4
5
4
1
1
2
1
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-6
-6
-6
-6
-6
-6
-6
-6
-5
-5
-5
-5
-5
-4
-7
-7
-7
-6
-7

Dew Point (°C)

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

Relative Humidity (%)

89
89
89
89
89
91
89
89
89
89
88
88
87
89
91
89
86
84
84
83

Pressure (mb)

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

Ozone (du)

264
263
263
264
264
265
266
267
268
270
271
272
273
275
276
277
277
278
280
282

Forecast for Kulitskaya, Russia (56.98,35.68)

Generated: 18/11/25 19:02:06. Forecast: 18/11/25 to 24/11/25. Timezone: UTC+3.00