Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 24

Full Moon 99%

23:26

03:57

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 04:38, Set: 21:39, Transit: 13:11. Moon - Rise: 23:26, Set: 03:57. Civil Dark: 23:01 - 03:15. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
98
83
79
80
81
93
86
85
87
83
88
93
97
91

Low Clouds (% Sky Obscured)

100
100
94
100
97
99
95
89
94
92
76
71
68
66
62
70
55
59
63
54
71
90
93
80

Medium Clouds (% Sky Obscured)

52
100
100
100
84
100
100
100
100
100
72
52
52
20
0
23
25
0
2
0
0
30
0
0

High Clouds (% Sky Obscured)

100
100
100
100
98
98
97
100
60
0
0
0
0
1
2
1
0
0
0
0
2
0
0
2

ISS Passover

Visibility (miles)

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

Fog (%)

-
0
0
0
0
0
0
0
1
70
100
99
1
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
8
0
0
17
25
44
47
45
36
29
27
20
13
9
12
3
2
3
10
2
4
18
19

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
100
100
100
100
100
100
98
100
98
98
98
98
96
98
98
96
96
91
87
89
89
94
98

Pressure (mb)

1014
1014
1014
1014
1014
1014
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015
1016
1016

Ozone (du)

401
406
405
410
411
410
412
416
425
433
432
425
421
419
418
417
417
417
415
411
409
417
416
410

Thursday 25

Waning Gibbous 96%

No Rise

No Set

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 04:34, Set: 21:43, Transit: 13:11. Moon - Rise: No Rise, Set: No Set. Civil Dark: 23:07 - 03:08. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

88
94
90
87
79
79
77
100
99
95
96
90
90
91
98
99
100
100
100
100
98
92
91
100

Low Clouds (% Sky Obscured)

72
88
82
74
57
55
39
35
28
23
29
25
25
24
18
23
20
25
30
35
30
30
25
30

Medium Clouds (% Sky Obscured)

0
0
0
2
3
44
54
61
73
86
79
77
75
83
95
95
100
100
94
92
68
59
53
72

High Clouds (% Sky Obscured)

2
2
16
28
35
40
50
100
95
74
71
60
58
48
64
69
90
82
81
82
22
17
27
100

ISS Passover

Visibility (miles)

4
1
0
0
0
0
0
1
6
9
9
8
6
5
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
5
1
1
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 (%)

19
19
20
18
15
5
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
100
100
100
100
98
100
98
96
96
94
96
96
98
98
94
92
91
89
89
89
89
85

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1016
1015
1015
1015
1015

Ozone (du)

405
403
404
408
408
407
406
408
409
408
408
407
406
407
408
409
409
409
408
409
410
410
411
412

Friday 26

Waning Gibbous 91%

No Rise

No Set

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 04:30, Set: 21:47, Transit: 13:11. Moon - Rise: No Rise, Set: No Set. Civil Dark: 23:13 - 03:01. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

95
98
100
100
100
100
100
100
100
100
100
100
100
95
97
98
100
100
98
100
100
100
100
99

Low Clouds (% Sky Obscured)

35
72
76
79
85
87
88
90
90
90
91
89
90
87
91
96
99
100
97
100
94
95
96
96

Medium Clouds (% Sky Obscured)

57
54
72
73
72
66
95
100
100
100
100
100
100
56
58
59
57
70
65
69
70
56
40
33

High Clouds (% Sky Obscured)

32
64
100
100
100
90
86
81
81
71
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
0
0
0
0
9
9
5
0
0
0
0
0
0
0
1
1
0
0
0
0
4

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

Precipitation Probability (%)

3
7
3
13
29
39
45
53
56
60
68
64
56
46
36
35
29
22
26
26
25
16
17
17

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

7
7
7
7
7
8
7
6
5
5
5
6
6
5
5
5
5
4
4
4
4
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
98
100
100
100
100
100
94
91
91
96
98
98
98
98
98
96
96
98
100
100
100
100
98

Pressure (mb)

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

Ozone (du)

413
414
414
415
415
416
417
416
416
416
418
422
425
424
422
422
423
424
427
428
429
429
428
425

Saturday 27

Waning Gibbous 84%

No Rise

No Set

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 04:25, Set: 21:51, Transit: 13:11. Moon - Rise: No Rise, Set: No Set. Civil Dark: 23:20 - 02:53. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
99
98
97
97
98
99
97
95
95
95
95
94

Low Clouds (% Sky Obscured)

97
99
100
99
98
98
93
88
84
84
84
82
76
69
61
71
81
91
84
77
68
68
69
70

Medium Clouds (% Sky Obscured)

22
10
0
5
9
14
20
26
36
39
38
36
35
34
32
37
41
42
40
37
32
35
32
29

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
0
0
0
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
Snow
None
None
Snow
Snow
None
None
None
Snow
None
None
None
None
None
Snow
Snow
None
None
None
None

Precipitation Probability (%)

18
18
22
32
39
34
33
39
40
37
34
33
38
37
32
37
37
34
43
42
34
33
31
25

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
96
100
100
98
100
100
100
100
98
98
98
98
98
98
100
100
98
100
100
100
100
100

Pressure (mb)

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

Ozone (du)

421
420
420
419
419
418
417
418
417
415
414
413
414
414
415
415
414
413
413
411
410
409
409
409

Sunday 28

Waning Gibbous 75%

No Rise

No Set

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 04:21, Set: 21:55, Transit: 13:10. Moon - Rise: No Rise, Set: No Set. Civil Dark: 23:27 - 02:46. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

94
93
90
82
77
74
81
78
87
90
93
97
95
95
93
88
80
73
77
76
75
77
93
100

Low Clouds (% Sky Obscured)

74
79
83
69
59
50
59
69
79
85
90
95
92
90
87
65
47
23
16
13
10
10
15
20

Medium Clouds (% Sky Obscured)

19
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
30
60

High Clouds (% Sky Obscured)

0
0
1
1
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
23
47
75

ISS Passover

Visibility (miles)

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

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 (%)

21
18
17
17
20
17
14
7
3
1
1
10
7
8
12
14
10
1
1
1
1
2
2
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
4
4
5
5
6
6
5
4
3
3
2
2
2
3
3
3
3
3
3
4
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
94
93
94
94
96
100
98
96
96
98
98
98
100
100
98
96
92
94
94
94
96
98

Pressure (mb)

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

Ozone (du)

409
409
408
408
409
409
410
411
411
412
414
417
419
419
420
420
420
420
420
420
421
422
418
415

Monday 29

Waning Gibbous 65%

No Rise

No Set

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 04:16, Set: 22:00, Transit: 13:10. Moon - Rise: No Rise, Set: No Set. Civil Dark: 23:35 - 02:37. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
95
93
95
97
100
100
100
99
99
98
98
98
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

42
63
84
79
74
73
73
71
69
73
79
84
94
96
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

71
76
77
85
88
93
94
95
95
92
89
87
88
89
90
87
84
81
85
89
94
96
98
100

High Clouds (% Sky Obscured)

56
32
4
26
48
70
53
38
25
35
30
25
15
15
14
14
13
8
4
5
5
5
5
5

ISS Passover

Visibility (miles)

5
5
6
6
4
2
0
0
0
1
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
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

19
29
40
46
48
47
68
83
93
80
64
40
33
32
31
42
47
40
51
61
72
80
77
78

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.5
0.6
0.4
0.3
0
0
0
0
0
0
0
0
0.2
0.3
0.5
0.4
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
96
94
96
98
98
98
98
96
98
98
98
98
98
98
98
98
98
96
98
98
98
98

Pressure (mb)

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

Ozone (du)

411
408
404
400
400
400
400
402
404
406
405
404
403
402
401
400
398
396
395
395
395
396
395
395

Tuesday 30

Waning Gibbous 54%

No Rise

No Set

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
06 Bad
07 Bad
08 Bad

Sun - Rise: 04:12, Set: 22:04, Transit: 13:10. Moon - Rise: No Rise, Set: No Set. Civil Dark: 23:43 - 02:28. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
99
99
98
99
98
97
97
98
97
97
97
96
93

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
97
95
92
92
92
91
87
82
72
64
55
53
51
53
55

Medium Clouds (% Sky Obscured)

94
86
79
78
77
79
71
65
62
61
56
48
38
32
30
30
31
37
44
52
56

High Clouds (% Sky Obscured)

9
9
8
13
9
10
9
7
6
6
3
0
0
0
0
0
0
0
3
9
15

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

Fog (%)

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

Precipitation Type

Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

77
73
53
47
44
42
35
27
19
21
23
24
23
23
24
24
25
26
29
31
33

Precipitation Amount (mm)

0.4
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
98
96
98
98
98
98
98
100
100
100
100
100
98
98
98
98

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1018
1018

Ozone (du)

395
395
395
395
397
399
401
402
403
404
404
404
404
404
404
405
404
404
404
402
400

Forecast for Tähtelä, Pohjois-Lappi, Finland (67.37,26.63)

Generated: 24/04/24 13:46:01. Forecast: 24/04/24 to 30/04/24. Timezone: UTC+3.00