Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 21

Waxing Crescent 6%

12:17

17:46

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 OK
17 OK
18 OK

Sun - Rise: 09:59, Set: 15:55, Transit: 12:57. Moon - Rise: 12:17, Set: 17:46. Civil Dark: 16:52 - 09:02. Nautical Dark: 17:48 - 08:06. Astro Dark: 18:40 - 07:14

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
99
83
93
91
93
92
76
75
84
86
88
51
49
17
17
18

Low Clouds (% Sky Obscured)

100
100
100
96
99
100
100
88
97
83
89
88
90
87
75
75
84
86
86
51
49
14
15
16

Medium Clouds (% Sky Obscured)

84
100
100
100
100
100
100
96
78
31
74
20
28
13
3
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

5
19
7
10
84
85
85
85
85
22
80
1
0
0
0
4
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
12
11
22
23
10
16
8
19
32
32
33
16
6
9
18
4
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
2
0
-1
-1
-1
-1
-1
-1
-2
-2
-3
-2
-4
-6
-7
-8
-8
-8
-10
-11
-12
-13
-13

Relative Humidity (%)

96
96
91
86
88
88
92
92
91
88
84
87
96
81
75
73
71
71
67
58
57
56
54
52

Pressure (mb)

1007
1008
1008
1009
1010
1011
1011
1012
1013
1013
1013
1014
1015
1016
1017
1018
1019
1020
1020
1021
1022
1023
1024
1025

Ozone (du)

335
337
336
333
335
341
350
356
356
355
354
352
349
344
340
338
336
335
339
342
343
345
346
345

Monday 22

Waxing Crescent 11%

12:21

No Set

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 Good
12 OK
13 OK
14 OK
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 09:59, Set: 15:55, Transit: 12:57. Moon - Rise: 12:21, Set: No Set. Civil Dark: 16:52 - 09:02. Nautical Dark: 17:49 - 08:06. Astro Dark: 18:40 - 07:15

Total Clouds (% Sky Obscured)

40
71
78
80
80
77
81
79
80
60
83
80
75
47
62
51
4
27
27
42
64
83
86
100

Low Clouds (% Sky Obscured)

37
71
78
79
80
75
81
79
80
60
83
80
75
47
59
45
4
2
3
2
2
0
15
7

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
18
29
41
44
48
49

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
9
5
76

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
2
4
11
14
15
17
7
7
5
9
6
2
6
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-10
-10
-11
-11
-10
-10
-9
-9
-10
-10
-10
-10
-10
-11
-10
-10
-9
-9
-9
-9
-9
-9
-9
-9

Dew Point (°C)

-13
-13
-13
-13
-13
-13
-13
-12
-12
-11
-9
-9
-9
-9
-9
-9
-9
-10
-10
-11
-11
-11
-11
-12

Relative Humidity (%)

53
53
53
54
54
54
55
56
59
65
73
76
77
79
80
77
77
76
73
69
69
70
68
67

Pressure (mb)

1025
1026
1027
1028
1028
1029
1029
1029
1030
1030
1030
1031
1031
1031
1032
1032
1032
1033
1033
1033
1033
1033
1033
1032

Ozone (du)

345
347
350
347
345
342
341
343
349
353
353
345
337
335
334
339
337
338
334
335
329
323
316
305

Tuesday 23

Waxing Crescent 19%

12:22

19:22

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: 10:00, Set: 15:56, Transit: 12:58. Moon - Rise: 12:22, Set: 19:22. Civil Dark: 16:53 - 09:03. Nautical Dark: 17:50 - 08:06. Astro Dark: 18:41 - 07:15

Total Clouds (% Sky Obscured)

97
100
100
100
100
99
97
97
100
97
98
95
94
77
91
100
100
100
96
98
99
98
95
92

Low Clouds (% Sky Obscured)

24
29
12
28
48
66
75
73
84
70
75
78
88
57
79
96
96
94
91
92
96
94
82
68

Medium Clouds (% Sky Obscured)

80
77
75
100
100
98
95
94
100
95
96
79
53
51
52
60
59
50
44
51
32
25
19
12

High Clouds (% Sky Obscured)

46
88
90
88
83
85
90
90
90
85
4
0
0
0
0
0
0
2
4
4
0
2
8
18

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
2
3
1
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
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
3
10
37
55
58
78
75
53
42
40
23
13
11
4
4
12
8
6
5
2
2

Precipitation Amount (mm)

0
0
0
0
0
0.1
0.3
0.3
0.7
0.6
0.2
0.1
0.1
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
9
9
11
12
14
15
16
17
18
18
18
17
17
16
15
14
13
13
13
12
12
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-11
-11
-11
-10
-11
-11
-11
-10
-10
-10
-9
-7
-6
-6
-6
-5
-5
-4
-4
-4
-4
-3
-3
-3

Relative Humidity (%)

67
69
69
69
63
61
60
60
59
59
62
68
74
78
79
82
82
83
83
84
86
87
89
89

Pressure (mb)

1032
1032
1031
1030
1030
1029
1028
1028
1027
1026
1026
1025
1025
1025
1025
1026
1026
1026
1026
1026
1027
1027
1027
1027

Ozone (du)

298
293
288
285
280
274
274
279
276
277
281
284
288
293
292
291
292
298
297
301
302
306
297
287

Wednesday 24

Waxing Crescent 27%

12:23

20:57

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: 10:00, Set: 15:57, Transit: 12:58. Moon - Rise: 12:23, Set: 20:57. Civil Dark: 16:54 - 09:03. Nautical Dark: 17:50 - 08:07. Astro Dark: 18:42 - 07:15

Total Clouds (% Sky Obscured)

93
100
100
100
100
100
100
100
99
98
97
98
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

66
68
69
69
70
75
84
90
90
95
78
78
80
81
79
77
100
94
95
93
93
92
92
92

Medium Clouds (% Sky Obscured)

6
0
22
43
50
50
58
57
96
91
52
44
48
35
45
55
68
79
91
73
45
97
100
99

High Clouds (% Sky Obscured)

21
100
100
100
100
100
100
95
93
15
65
73
77
79
85
93
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
2
5
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 (%)

2
0
0
0
0
0
0
0
4
8
11
10
7
1
1
1
0
0
0
12
8
14
20
35

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

1028
1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1025
1025
1024
1024
1023
1023
1022
1021
1021
1020
1019
1018
1017

Ozone (du)

289
294
295
291
290
283
287
290
293
296
292
286
285
279
278
275
278
277
274
274
271
268
267
268

Thursday 25

Waxing Crescent 38%

12:22

22:29

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 OK
14 OK
15 OK
16 OK
17 OK
18 OK

Sun - Rise: 10:00, Set: 15:58, Transit: 12:59. Moon - Rise: 12:22, Set: 22:29. Civil Dark: 16:55 - 09:03. Nautical Dark: 17:51 - 08:07. Astro Dark: 18:42 - 07:16

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
97
96
90
86
68
62
48
38
42
32
23
28
33
37
32

Low Clouds (% Sky Obscured)

92
92
90
86
74
67
71
82
94
94
90
83
77
63
62
48
38
42
32
23
28
33
37
32

Medium Clouds (% Sky Obscured)

98
96
94
95
93
76
79
69
49
14
3
0
0
3
2
1
0
0
0
0
0
0
1
0

High Clouds (% Sky Obscured)

100
100
70
41
11
9
2
0
0
0
0
0
0
0
1
1
1
1
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

44
50
43
33
17
11
5
0
1
1
0
4
3
1
10
8
3
4
5
0
0
0
0
0

Precipitation Amount (mm)

0
0.2
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)

15
16
17
16
17
17
16
16
16
16
16
16
15
15
14
14
14
13
13
14
14
13
13
13

Chance of Frost

Temperature (°C)

2
2
2
2
2
2
2
2
2
3
2
2
2
2
2
2
2
2
2
2
1
1
1
1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
88
86
88
89
89
93
93
93
94
93
94
94
94
93
91
88
88
86
84
83
84
86
88

Pressure (mb)

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

Ozone (du)

271
276
274
274
272
272
272
274
275
274
271
271
269
268
266
264
261
259
256
254
252
252
252
252

Friday 26

Waxing Crescent 49%

12:22

00:00

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 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 10:00, Set: 15:59, Transit: 12:59. Moon - Rise: 12:22, Set: 00:00. Civil Dark: 16:56 - 09:03. Nautical Dark: 17:52 - 08:07. Astro Dark: 18:43 - 07:16

Total Clouds (% Sky Obscured)

31
33
37
53
72
74
80
87
86
85
84
74
67
63
65
67
69
73
77
81
84
88
93
92

Low Clouds (% Sky Obscured)

31
33
37
53
72
74
80
87
86
85
83
58
41
36
38
41
47
51
54
62
70
72
77
78

Medium Clouds (% Sky Obscured)

0
0
16
30
45
43
47
50
38
18
1
1
2
2
8
16
26
40
57
62
70
77
85
87

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
9
20
28
39
52
61
75
55
49
48
51
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
2
2
0
12
16
19
24

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
89
89
91
92
92
91
89
89
86
84
83
81
80
77
75
75
74
80
83
88
89
89
91

Pressure (mb)

1019
1020
1020
1020
1020
1021
1020
1020
1020
1020
1019
1019
1019
1019
1018
1018
1018
1017
1016
1015
1014
1013
1013
1012

Ozone (du)

252
253
253
254
255
256
256
257
258
262
266
269
272
274
276
280
283
286
287
287
287
290
292
295

Saturday 27

First Quarter 46%

12:22

01:34

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: 10:00, Set: 16:00, Transit: 13:00. Moon - Rise: 12:22, Set: 01:34. Civil Dark: 16:57 - 09:03. Nautical Dark: 17:53 - 08:07. Astro Dark: 18:44 - 07:16

Total Clouds (% Sky Obscured)

90
90
85
81
76
81
84
90
87
85
84
78
73
68
62
58
56
69
82
95

Low Clouds (% Sky Obscured)

78
77
74
71
68
74
80
90
87
85
84
78
72
64
58
54
51
66
81
95

Medium Clouds (% Sky Obscured)

90
90
85
81
76
64
36
15
8
4
1
14
26
43
37
23
8
22
37
52

High Clouds (% Sky Obscured)

80
90
85
81
76
63
41
24
12
6
0
0
0
0
0
0
0
3
2
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
6
3
0
0
0
0
3
6
9
8
7
6
4
2

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

26
29
23
21
24
22
22
24
34
43
51
55
56
52
38
24
1
18
28
36

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
13
13
13
13
14
13
13
12
12
13
13
13
13
14
14
14
14
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
88
86
88
88
88
89
92
94
96
96
98
92
86
81
81
83
84
87
91

Pressure (mb)

1011
1010
1009
1008
1008
1007
1006
1005
1005
1004
1003
1003
1002
1002
1001
1001
1000
1000
999
998

Ozone (du)

297
300
302
305
309
313
317
322
327
338
349
360
372
384
396
398
400
403
407
411

Forecast for Kupchino, Russia (59.85,30.35)

Generated: 21/12/25 19:15:53. Forecast: 21/12/25 to 27/12/25. Timezone: UTC+3.00