Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 4

Waxing Gibbous 100%

No Rise

No Set

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 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: N/A, Set: N/A, Transit: 12:27. Moon - Rise: No Rise, Set: No Set. Civil Dark: 15:10 - 09:44. Nautical Dark: 16:41 - 08:13. Astro Dark: 17:55 - 06:59

Total Clouds (% Sky Obscured)

97
92
93
95
98
100
100
100
100
95
95
100
100
100
100
100
100
100
98
100
100
100
100
100

Low Clouds (% Sky Obscured)

73
81
87
95
96
92
90
90
90
85
80
70
78
95
95
96
96
100
93
99
100
100
100
99

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)

0
0
0
2
4
4
4
7
4
4
2
0
6
22
54
57
50
66
57
29
40
32
6
11

ISS Passover

Visibility (miles)

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

Fog (%)

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

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
4
3
2
1
9
0
3
3
9
4
11
12
4
15
12
15
18
18
19
25
23

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)

5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3
4
4
4
4

Chance of Frost

Temperature (°C)

-5
-5
-6
-7
-9
-10
-10
-11
-11
-11
-11
-12
-12
-13
-13
-13
-13
-13
-12
-12
-12
-12
-12
-12

Feels Like (°C)

-10
-10
-9
-11
-13
-13
-14
-14
-14
-14
-14
-15
-15
-16
-16
-16
-16
-17
-16
-15
-16
-16
-16
-16

Dew Point (°C)

-7
-7
-7
-9
-11
-11
-12
-12
-12
-12
-12
-13
-13
-14
-14
-13
-13
-14
-13
-13
-13
-13
-13
-13

Relative Humidity (%)

89
89
90
90
90
88
88
90
90
92
92
92
92
92
94
94
94
92
90
92
90
90
90
90

Pressure (mb)

1011
1012
1013
1014
1014
1015
1016
1016
1017
1017
1017
1018
1018
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1022

Ozone (du)

267
267
268
269
267
265
266
265
264
265
266
269
270
271
272
273
274
274
272
273
275
279
280
283

Friday 5

Full Moon 98%

No Rise

No Set

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 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: N/A, Set: N/A, Transit: 12:27. Moon - Rise: No Rise, Set: No Set. Civil Dark: 15:08 - 09:47. Nautical Dark: 16:40 - 08:15. Astro Dark: 17:54 - 07:01

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

98
99
98
97
97
97
97
97
97
93
93
94
96
94
94
94
92
92
93
95
97
97
98
99

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)

20
21
8
4
4
2
2
0
0
0
0
0
0
0
0
0
4
4
4
4
4
9
34
63

ISS Passover

Visibility (miles)

1
1
1
2
2
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
1
0
0

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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 (%)

24
22
20
20
19
18
16
19
12
16
11
12
18
19
19
13
16
12
11
16
11
15
12
18

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)

4
4
4
3
3
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-15
-15
-15
-15
-14
-14
-14
-14
-14
-14
-14
-13
-13
-13
-13
-13
-13
-14
-14
-13
-14
-14
-13
-13

Dew Point (°C)

-13
-13
-13
-12
-12
-12
-12
-12
-12
-12
-12
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11
-11

Relative Humidity (%)

90
90
88
90
90
90
90
92
92
92
90
92
90
90
90
90
90
90
90
90
88
88
88
88

Pressure (mb)

1022
1022
1022
1023
1023
1023
1024
1024
1024
1025
1025
1026
1026
1027
1027
1027
1028
1028
1028
1029
1029
1029
1029
1029

Ozone (du)

288
293
294
293
290
288
288
285
282
280
279
278
280
280
281
283
286
287
287
287
288
289
289
289

Saturday 6

Waning Gibbous 94%

No Rise

No Set

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 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: N/A, Set: N/A, Transit: 12:28. Moon - Rise: No Rise, Set: No Set. Civil Dark: 15:06 - 09:49. Nautical Dark: 16:39 - 08:17. Astro Dark: 17:53 - 07:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
99
99
100
99
99
99
97
100
100
100
100
100

Low Clouds (% Sky Obscured)

99
100
100
100
100
99
99
100
100
100
100
100
95
93
100
96
91
93
93
100
100
100
99
99

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
2
33
31
43
56
50
37
44
55
58
89
93
74
53
60
69
74
84

High Clouds (% Sky Obscured)

69
74
63
55
74
70
61
76
70
63
83
74
74
85
95
91
92
88
86
86
82
83
85
92

ISS Passover

Visibility (miles)

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

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

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

Precipitation Probability (%)

16
20
21
18
22
22
18
25
21
20
21
23
28
32
30
29
33
35
32
33
25
28
30
31

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
6
7
7
8
8
8
7
7
7
6
6
7
7
7
7
7
7
7
7
7
7
7
8

Chance of Frost

Temperature (°C)

-9
-9
-9
-9
-9
-9
-9
-9
-9
-8
-9
-8
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7
-7

Feels Like (°C)

-12
-12
-12
-13
-13
-13
-13
-13
-13
-13
-13
-12
-12
-12
-11
-12
-11
-12
-11
-11
-11
-11
-11
-12

Dew Point (°C)

-10
-10
-10
-10
-10
-10
-10
-10
-10
-10
-10
-9
-9
-9
-9
-9
-9
-9
-9
-8
-8
-8
-8
-8

Relative Humidity (%)

90
88
90
90
90
90
90
90
88
88
88
88
88
87
87
89
87
89
89
90
90
90
90
90

Pressure (mb)

1029
1029
1029
1029
1029
1030
1030
1031
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1029
1028
1028

Ozone (du)

289
291
294
295
295
296
296
296
296
295
295
295
294
294
295
294
293
291
291
291
290
289
286
286

Sunday 7

Waning Gibbous 87%

No Rise

No Set

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 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: N/A, Set: N/A, Transit: 12:28. Moon - Rise: No Rise, Set: No Set. Civil Dark: 15:04 - 09:52. Nautical Dark: 16:38 - 08:18. Astro Dark: 17:52 - 07:04

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

98
98
95
91
89
90
85
89
95
95
99
95
93
93
93
92
90
91
92
94
95
95
96
96

Medium Clouds (% Sky Obscured)

93
100
100
100
100
97
94
91
93
95
97
98
94
79
56
52
55
73
80
88
99
100
100
100

High Clouds (% Sky Obscured)

96
100
100
100
99
76
83
76
83
98
98
98
51
63
47
41
76
99
96
98
98
86
97
96

ISS Passover

Visibility (miles)

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

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

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

Precipitation Probability (%)

31
29
28
29
27
26
22
19
17
21
14
16
22
20
21
25
24
23
24
26
24
26
34
26

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
0.1
0

Wind Speed/Direction (mph)

7
7
7
7
6
6
6
6
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-12
-12
-12
-13
-13
-13
-14
-14
-14
-14
-15
-15
-15
-15
-15
-15
-15
-16
-15
-16
-16
-16
-16
-16

Dew Point (°C)

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

Relative Humidity (%)

89
90
90
90
90
88
88
90
88
90
88
88
90
88
88
88
88
88
88
88
88
88
88
88

Pressure (mb)

1028
1027
1027
1027
1027
1026
1026
1026
1025
1025
1024
1024
1023
1023
1022
1022
1021
1021
1020
1019
1019
1018
1017
1016

Ozone (du)

288
290
292
294
296
296
294
294
299
303
302
300
299
296
298
300
298
297
301
304
303
303
301
300

Monday 8

Waning Gibbous 78%

No Rise

No Set

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 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: N/A, Set: N/A, Transit: 12:29. Moon - Rise: No Rise, Set: No Set. Civil Dark: 15:03 - 09:54. Nautical Dark: 16:37 - 08:20. Astro Dark: 17:52 - 07:06

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

97
97
97
94
95
97
96
96
96
96
96
97
98
97
100
100
100
88
78
67
58
52
44
37

Medium Clouds (% Sky Obscured)

100
98
90
87
91
96
83
72
61
54
52
58
60
56
15
27
40
46
53
60
58
56
50
49

High Clouds (% Sky Obscured)

96
90
86
86
86
86
61
53
53
50
48
40
59
69
77
89
97
96
96
95
90
84
79
86

ISS Passover

Visibility (miles)

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

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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 (%)

25
26
24
23
21
23
15
13
11
11
10
17
6
6
4
4
2
2
1
1
3
2
0
1

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-16
-16
-16
-16
-16
-16
-15
-15
-15
-15
-15
-16
-16
-15
-15
-17
-17
-17
-17
-18
-17
-16
-15
-15

Dew Point (°C)

-13
-12
-12
-12
-13
-12
-13
-13
-13
-13
-14
-14
-14
-14
-14
-16
-15
-15
-15
-14
-14
-14
-14
-14

Relative Humidity (%)

88
90
90
90
88
88
88
88
88
88
85
85
85
84
85
84
84
84
86
86
86
86
86
86

Pressure (mb)

1016
1015
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1009

Ozone (du)

301
304
306
303
300
298
294
292
293
295
294
294
296
298
299
301
302
304
306
308
310
311
313
314

Tuesday 9

Waning Gibbous 68%

19:58

14:21

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 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: N/A, Set: N/A, Transit: 12:29. Moon - Rise: 19:58, Set: 14:21. Civil Dark: 15:02 - 09:57. Nautical Dark: 16:36 - 08:22. Astro Dark: 17:51 - 07:07

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
98
95
93
95
98
100
100
100
100
99
99
98
98
99
99
98

Low Clouds (% Sky Obscured)

34
32
37
43
49
54
59
60
64
75
82
89
93
99
99
99
99
95
89
84
83
80
74
71

Medium Clouds (% Sky Obscured)

57
60
59
58
58
54
49
40
29
17
7
7
7
5
19
33
47
64
78
88
89
90
86
77

High Clouds (% Sky Obscured)

93
95
100
100
100
87
74
61
42
22
3
25
47
69
73
78
82
69
57
44
30
15
1
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
4
1
1
1
1
1
1
1
0
0
0
1
1
1
1
1
0

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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
1
1
3
1
8
10
10
9
5
1
7
8
10
11
11
12
12
12
12
16
19
21
20

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
3
2
2
3
3
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3

Chance of Frost

Temperature (°C)

-12
-12
-12
-13
-13
-13
-14
-14
-15
-15
-16
-16
-15
-15
-15
-14
-13
-13
-13
-13
-13
-13
-12
-12

Feels Like (°C)

-16
-17
-18
-16
-17
-17
-18
-18
-19
-17
-18
-17
-16
-16
-16
-17
-17
-17
-17
-17
-17
-17
-17
-16

Dew Point (°C)

-14
-14
-14
-14
-15
-15
-15
-16
-16
-17
-17
-18
-17
-17
-16
-15
-15
-15
-15
-15
-15
-14
-14
-13

Relative Humidity (%)

86
86
88
88
88
88
88
88
90
90
88
86
88
88
88
86
86
86
86
86
86
88
88
88

Pressure (mb)

1009
1009
1009
1009
1010
1010
1010
1010
1010
1011
1011
1011
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1014

Ozone (du)

315
317
318
316
315
313
312
310
308
308
308
308
308
308
308
306
303
301
303
304
306
308
309
311

Wednesday 10

Waning Gibbous 57%

22:11

13:44

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 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: N/A, Set: N/A, Transit: 12:30. Moon - Rise: 22:11, Set: 13:44. Civil Dark: 15:00 - 09:59. Nautical Dark: 16:36 - 08:23. Astro Dark: 17:51 - 07:09

Total Clouds (% Sky Obscured)

96
94
94
94
93
95
97
99
99
98
98
99
99
100
98
98
98
99
99
99

Low Clouds (% Sky Obscured)

71
70
72
74
77
81
86
90
87
84
77
78
82
87
86
85
85
88
91
95

Medium Clouds (% Sky Obscured)

67
57
58
59
60
69
78
88
87
78
73
64
50
30
25
10
10
10
20
20

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
1
2
14
27
40
43
47
53
64
75
77

ISS Passover

Visibility (miles)

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

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

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

Precipitation Probability (%)

19
16
16
15
15
17
19
20
20
18
16
19
21
23
23
22
23
30
34
34

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)

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

Chance of Frost

Temperature (°C)

-12
-13
-13
-13
-13
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-15

Feels Like (°C)

-17
-17
-16
-17
-17
-17
-17
-18
-18
-17
-18
-18
-19
-20
-20
-18
-19
-19
-20
-20

Dew Point (°C)

-14
-14
-14
-14
-15
-15
-15
-16
-15
-15
-15
-15
-15
-15
-15
-15
-15
-15
-15
-16

Relative Humidity (%)

90
90
90
90
90
90
88
88
88
88
88
88
90
90
92
92
90
90
92
90

Pressure (mb)

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

Ozone (du)

313
314
315
316
318
319
321
323
325
327
328
330
331
333
334
335
336
338
338
338

Forecast for Kilpisjärvi, Tunturi-Lappi, Finland (69.07,20.76)

Generated: 04/12/25 06:37:59. Forecast: 04/12/25 to 10/12/25. Timezone: UTC+2.00