Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 11

Waning Crescent 6%

No Rise

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 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: N/A, Set: N/A, Transit: 13:01. Moon - Rise: No Rise, Set: No Set. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

82
86
89
83
85
100
100
94
100
100
100
100
93
97
97
95
100
100
100
100
100
100
91
100

Medium Clouds (% Sky Obscured)

86
86
86
96
68
18
27
29
6
3
3
100
100
96
99
100
73
87
95
95
92
36
75
19

High Clouds (% Sky Obscured)

16
3
0
0
0
0
0
0
0
3
4
100
100
100
100
100
88
32
67
93
97
10
11
5

ISS Passover

Visibility (miles)

5
5
7
4
1
1
1
1
1
0
0
2
9
9
9
2
2
1
1
1
1
1
1
1

Fog (%)

2
1
12
99
98
100
100
100
99
99
28
98
19
98
100
100
100
98
97
99
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

85
86
76
71
80
70
53
70
70
60
35
23
35
56
66
78
77
94
95
95
89
92
95
73

Precipitation Amount (mm)

0.4
0.5
0.3
0.3
0.4
0.3
0
0.3
0.3
0
0
0
0
0
0.2
0.4
0.3
0.5
0.7
0.6
0.4
0.4
0.6
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
89
89
89
91
93
93
94
96
96
96
91
89
88
91
91
91
93
93
94
93
93
94
94

Pressure (mb)

1004
1003
1004
1004
1004
1004
1005
1005
1005
1006
1006
1006
1006
1005
1005
1004
1004
1003
1003
1002
1001
1001
1000
1000

Ozone (du)

348
352
354
353
348
346
345
341
336
331
329
328
328
327
328
329
330
329
328
328
330
334
333
337

Sunday 12

Waning Crescent 2%

No Rise

No Set

19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 Good
01 Good
02 Bad
03 OK
04 OK
05 OK
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: N/A, Set: N/A, Transit: 13:01. Moon - Rise: No Rise, Set: No Set. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
91
85
28
3
2
46
28
13
17
50
60
57
64
73
73
93
97
100
94
95
95
92

Low Clouds (% Sky Obscured)

100
100
86
81
15
0
0
46
28
12
17
50
60
57
64
73
73
93
97
100
86
86
88
85

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
11
14
13
15
22
21
35

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)

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

Fog (%)

99
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
3
3
3
3

Precipitation Type

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

Precipitation Probability (%)

65
58
34
13
5
2
4
5
3
5
7
5
7
15
13
10
21
38
43
46
55
66
76
74

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
10
11
12
13
11
11
13
16
16
17
17
21
25
29
31
26
24
24
20
18
17
18
17

Chance of Frost

Temperature (°C)

6
6
6
4
3
3
2
2
2
3
3
3
2
2
2
2
1
1
1
2
1
1
1
1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
96
83
74
74
70
69
68
70
69
64
59
58
59
62
63
67
71
77
76
83
93
94

Pressure (mb)

1000
1000
1000
1001
1001
1001
1001
1001
1001
1000
1000
999
998
998
997
997
997
997
996
996
996
996
995
995

Ozone (du)

337
340
341
342
344
345
345
344
343
343
344
345
346
346
347
349
352
354
355
356
356
355
353
351

Monday 13

Waning Crescent 0%

No Rise

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 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: N/A, Set: N/A, Transit: 13:01. Moon - Rise: No Rise, Set: No Set. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
98
96
94
93
96
98
94
94
91
97
97
99
85
70
75
77
92
96
96
97

Low Clouds (% Sky Obscured)

100
100
100
100
97
95
93
91
91
95
83
81
78
88
90
95
84
70
75
77
80
77
73
72

Medium Clouds (% Sky Obscured)

15
2
22
16
10
13
1
1
5
16
22
30
31
33
31
34
21
20
39
41
53
59
41
33

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
3
3
3
7
2
3
1
2
2
2
2
3
9
17
18
19

ISS Passover

Visibility (miles)

0
0
0
0
2
3
3
2
1
1
1
1
1
1
2
9
9
9
9
9
9
9
9
9

Fog (%)

1
1
1
62
22
1
0
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

60
51
39
27
27
27
13
11
22
12
18
10
8
10
17
16
4
4
3
11
13
7
9
8

Precipitation Amount (mm)

0.3
0
0.1
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
16
16
16
17
19
20
22
23
25
26
26
27
27
23
21
17
15
14
13
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
94
93
88
88
89
89
91
92
92
92
92
92
91
89
84
80
73
76
76
74
70
71

Pressure (mb)

995
996
996
996
997
997
997
998
998
998
999
999
1000
1000
1001
1001
1001
1002
1002
1003
1003
1003
1004
1004

Ozone (du)

352
352
353
353
353
353
353
351
350
350
349
348
348
349
350
348
346
345
346
345
345
344
345
346

Tuesday 14

New Moon 2%

No Rise

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 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: N/A, Set: N/A, Transit: 13:01. Moon - Rise: No Rise, Set: No Set. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

97
93
52
48
51
48
56
53
50
53
55
71
76
87
90
75
74
74
73
71
66
60
63
67

Low Clouds (% Sky Obscured)

74
72
52
48
51
48
56
53
50
53
55
69
68
67
72
68
71
67
66
61
55
50
53
57

Medium Clouds (% Sky Obscured)

31
6
4
2
2
2
0
0
1
1
3
8
10
8
6
1
1
0
1
2
3
4
4
5

High Clouds (% Sky Obscured)

23
18
0
0
0
0
0
2
3
5
33
65
76
87
90
75
64
32
0
0
0
0
5
11

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 (%)

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

13
13
12
12
12
13
13
13
14
15
15
14
15
14
14
13
12
11
11
11
10
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
69
67
67
69
69
71
73
75
74
73
71
69
66
65
64
63
60
60
59
58
57
53
51

Pressure (mb)

1004
1004
1004
1004
1004
1004
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1006
1007
1007
1007
1007
1008
1008

Ozone (du)

348
349
353
354
355
355
355
355
356
356
356
355
354
354
354
355
355
356
355
354
353
353
354
353

Wednesday 15

Waxing Crescent 7%

No Rise

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 Bad
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: N/A, Set: N/A, Transit: 13:01. Moon - Rise: No Rise, Set: No Set. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

68
59
55
51
55
58
63
64
64
65
70
76
82
92
86
80
79
78
78
73
69
65
59
55

Low Clouds (% Sky Obscured)

59
51
49
48
55
58
63
60
58
59
69
76
81
90
85
80
79
78
77
72
67
62
56
51

Medium Clouds (% Sky Obscured)

4
5
5
5
4
3
2
1
1
0
0
0
0
1
1
0
1
1
3
9
17
25
29
33

High Clouds (% Sky Obscured)

16
11
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
2
1
2

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
7
7
7
7
7
8
9
9
9
9
9
6

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 (%)

1
3
2
1
4
4
2
3
3
1
2
4
16
18
16
13
15
14
11
11
10
5
14
13

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)

9
10
12
13
16
14
14
13
14
15
15
16
17
18
17
18
18
19
20
21
21
22
22
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

50
50
50
50
51
54
56
59
63
64
66
70
74
74
74
73
74
73
73
71
76
78
82
85

Pressure (mb)

1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

353
353
353
352
352
352
352
352
353
354
354
354
354
353
354
355
357
354
351
349
348
347
347
348

Thursday 16

Waxing Crescent 14%

05:23

02:14

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: N/A, Set: N/A, Transit: 13:02. Moon - Rise: 05:23, Set: 02:14. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

50
58
60
57
51
50
55
65
74
86
78
72
66
63
60
57
52
48
44
41
36
32
27
24

Low Clouds (% Sky Obscured)

47
48
51
52
51
50
52
53
52
50
55
60
65
60
57
54
48
43
37
36
36
32
27
24

Medium Clouds (% Sky Obscured)

36
27
18
9
6
3
0
11
28
47
31
16
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
23
47
70
49
23
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

3
0
3
6
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 (%)

10
12
11
5
12
12
10
10
8
3
6
6
2
2
3
0
2
2
0
0
0
0
8
8

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)

19
18
15
13
11
10
10
10
9
9
8
8
8
8
7
7
6
6
6
6
6
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
91
86
82
77
77
77
77
76
73
70
68
65
64
63
61
60
57
54
53
53
52
52
53

Pressure (mb)

1009
1008
1008
1008
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007

Ozone (du)

349
349
352
354
356
357
357
357
356
356
355
354
354
353
352
351
350
349
349
348
347
347
346
346

Friday 17

Waxing Crescent 22%

09:24

23:59

19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 Bad
03 OK
04 OK
05 OK
06 OK
07 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK

Sun - Rise: N/A, Set: N/A, Transit: 13:02. Moon - Rise: 09:24, Set: 23:59. Civil Dark: N/A - N/A. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

23
27
32
32
40
40
41
43
44
46
45
44
43
43
39
34
34
34
34

Low Clouds (% Sky Obscured)

22
22
20
19
19
19
23
28
34
39
37
34
31
26
20
15
17
18
23

Medium Clouds (% Sky Obscured)

0
2
3
5
6
8
10
9
7
6
6
6
6
5
4
3
2
1
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
1
3
7
11
13
14
14
11
6
2

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

2
13
15
12
13
12
7
11
7
0
1
1
0
1
0
0
3
1
0

Precipitation Amount (mm)

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
6
6
6
5
5
4
4
4
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

53
54
56
57
58
55
54
54
52
52
51
53
55
56
56
55
54
53
52

Pressure (mb)

1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009

Ozone (du)

345
344
344
344
344
344
344
345
344
343
342
340
338
336
337
337
337
338
338

Forecast for Longyearbyen, Spitsbergen, Svalbard and Jan Mayen (78.15,16.04)

Generated: 11/07/26 19:39:00. Forecast: 11/07/26 to 17/07/26. Timezone: UTC+2.00