Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 5

Waxing Crescent 7%

12:11

16:49

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

Sun - Rise: 09:01, Set: 15:24, Transit: 12:12. Moon - Rise: 12:11, Set: 16:49. Civil Dark: 16:17 - 08:07. Nautical Dark: 17:12 - 07:13. Astro Dark: 18:02 - 06:23

Total Clouds (% Sky Obscured)

83
77
72
65
59
53
41
32
32
52
65
70
52
35
26
22
29
39
43
41
32
26
26
20

Low Clouds (% Sky Obscured)

83
77
72
65
59
53
41
32
31
52
64
67
47
32
24
21
29
39
43
40
31
26
26
20

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
5
10
8
6
2
0
0
0
0
0
0
0
0
0

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)

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

Fog (%)

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.08
0.06
0.05
0.05
0.05
0.04
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.03
0.04
0.04
0.04
0.04
0.02
0.02
0.02
0.02
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-9
-10
-10
-11
-11
-12
-12
-13
-13
-14
-14
-15
-15
-13
-13
-12
-12
-11
-11
-11
-12
-13
-13
-14

Feels Like (°C)

-16
-16
-17
-17
-18
-18
-19
-19
-20
-20
-21
-22
-22
-20
-20
-19
-19
-18
-17
-16
-16
-18
-19
-19

Dew Point (°C)

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

Relative Humidity (%)

80
79
80
80
79
78
79
79
81
85
89
92
94
100
99
94
86
83
82
80
81
83
85
85

Pressure (mb)

1021
1022
1023
1023
1023
1023
1023
1024
1024
1023
1023
1023
1023
1022
1022
1022
1022
1022
1021
1022
1022
1022
1021
1021

Ozone (du)

318
317
317
318
320
321
322
318
318
318
318
318
318
318
318
317
316
317
318
325
326
326
327
327

Monday 6

Waxing Crescent 15%

12:51

18:21

19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
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: 09:02, Set: 15:23, Transit: 12:13. Moon - Rise: 12:51, Set: 18:21. Civil Dark: 16:17 - 08:08. Nautical Dark: 17:11 - 07:14. Astro Dark: 18:01 - 06:24

Total Clouds (% Sky Obscured)

16
8
4
5
7
7
13
18
25
46
69
83
65
58
56
50
43
36
25
32
30
32
28
42

Low Clouds (% Sky Obscured)

15
8
4
5
7
7
13
18
25
46
69
83
65
58
56
50
43
36
25
32
30
32
28
42

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
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)

7
7
7
7
6
6
5
6
5
6
5
6
5
3
3
3
5
7
7
10
10
10
10
10

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.02
0.03
0.03
0.02
0.02
0.02
0.02
0.02
0.02
0.02
0.02
0.02
0.02
0.02
0.02
0.03
0.06
0.06
0.06
0.05
0.04
0.05
0.06
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-14
-13
-13
-13
-13
-13
-13
-14
-14
-13
-13
-13
-13
-13
-12
-11
-10
-9
-8
-9
-9
-10
-10
-9

Feels Like (°C)

-20
-19
-19
-19
-19
-19
-19
-20
-20
-19
-19
-19
-18
-16
-16
-16
-15
-14
-13
-14
-14
-15
-15
-14

Dew Point (°C)

-16
-15
-15
-15
-15
-15
-15
-15
-15
-15
-14
-14
-14
-13
-13
-12
-11
-11
-10
-12
-13
-13
-13
-13

Relative Humidity (%)

84
87
87
86
87
87
89
88
90
92
93
94
95
97
95
94
91
88
86
78
77
78
77
75

Pressure (mb)

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

Ozone (du)

327
329
329
329
328
326
325
326
325
325
325
324
324
320
319
319
318
316
317
320
320
318
319
319

Tuesday 7

Waxing Crescent 25%

13:11

No Set

19 Bad
20 Bad
21 OK
22 OK
23 OK
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: 09:04, Set: 15:22, Transit: 12:13. Moon - Rise: 13:11, Set: No Set. Civil Dark: 16:16 - 08:10. Nautical Dark: 17:11 - 07:15. Astro Dark: 18:01 - 06:25

Total Clouds (% Sky Obscured)

54
46
27
17
29
46
59
76
76
76
76
76
76
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

54
46
27
17
29
46
60
76
76
76
76
76
76
100
100
100
100
100
100
100
100
100
100
100

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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
67
67
67
67
67

ISS Passover

Visibility (miles)

10
6
5
4
4
6
5
10
10
9
8
8
9
8
8
10
10
10
10
10
10
9
7
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 (%)

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

Precipitation Amount (mm)

0.05
0.02
0.05
0.05
0.04
0.04
0.04
0.04
0.03
0.03
0.03
0.03
0.03
0.02
0.02
0.01
0.01
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
5
5
5
5
5
6
6
6
6
6
6
5
5
5
5
5
5
6
6
6
5
5

Chance of Frost

Temperature (°C)

-10
-9
-10
-10
-10
-10
-10
-11
-11
-11
-12
-12
-12
-11
-11
-10
-10
-9
-8
-8
-8
-8
-9
-9

Feels Like (°C)

-15
-14
-14
-14
-14
-14
-14
-16
-16
-16
-17
-17
-17
-16
-16
-15
-14
-13
-12
-12
-12
-13
-14
-14

Dew Point (°C)

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

Relative Humidity (%)

79
76
80
80
81
83
85
82
84
86
90
92
93
93
93
94
93
90
88
85
83
82
83
84

Pressure (mb)

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

Ozone (du)

320
322
321
322
323
323
324
321
320
318
317
318
319
322
320
319
319
319
321
327
330
334
336
337

Wednesday 8

Waxing Crescent 35%

13:22

20:02

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: 09:05, Set: 15:22, Transit: 12:13. Moon - Rise: 13:22, Set: 20:02. Civil Dark: 16:16 - 08:11. Nautical Dark: 17:11 - 07:16. Astro Dark: 18:01 - 06:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
99
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)

67
9
9
9
9
9
9
0
0
0
0
0
0
0
0
0
0
0
0
13
13
13
13
13

ISS Passover

Visibility (miles)

5
10
10
10
10
10
10
9
9
9
9
8
8
5
6
8
10
10
10
10
10
10
8
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.01
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
6
5
5
5
4
4
5
5
4
4
4
4
4
5
5
5
5
4
5
6
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-14
-15
-15
-15
-15
-15
-15
-15
-15
-15
-15
-15
-15
-16
-16
-15
-13
-12
-11
-11
-12
-14
-15
-15

Dew Point (°C)

-12
-14
-14
-15
-15
-15
-15
-13
-13
-13
-13
-13
-13
-14
-13
-12
-11
-11
-10
-10
-11
-12
-12
-12

Relative Humidity (%)

85
74
73
74
75
76
77
81
85
84
84
84
84
84
85
85
83
81
80
80
78
78
77
78

Pressure (mb)

1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1026
1026
1026
1025
1025
1025
1025
1025

Ozone (du)

336
333
332
330
327
324
323
329
330
326
320
316
314
315
314
313
312
311
309
311
312
313
316
317

Thursday 9

Waxing Crescent 46%

13:29

21:40

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: 09:07, Set: 15:21, Transit: 12:14. Moon - Rise: 13:29, Set: 21:40. Civil Dark: 16:16 - 08:12. Nautical Dark: 17:11 - 07:17. Astro Dark: 18:01 - 06:27

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

99
96
96
96
96
96
96
77
77
77
77
77
77
64
64
64
64
64
64
8
8
8
8
8

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
17
17
17
17
17

High Clouds (% Sky Obscured)

13
70
70
70
70
70
70
98
98
98
98
98
98
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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
Snow
Snow
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.04
0.07
0.05
0.02
0.01
0
0
0
0.01

Wind Speed/Direction (mph)

8
9
10
10
10
10
11
9
9
10
11
11
12
15
16
16
16
15
15
15
16
16
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-15
-15
-15
-15
-15
-15
-15
-15
-16
-16
-16
-16
-16
-17
-17
-16
-16
-15
-15
-15
-15
-15
-14
-14

Dew Point (°C)

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

Relative Humidity (%)

79
79
80
80
80
81
82
85
86
87
88
89
88
84
83
83
83
81
80
79
78
78
79
79

Pressure (mb)

1025
1024
1024
1024
1024
1023
1023
1023
1023
1023
1022
1022
1022
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019

Ozone (du)

318
320
320
321
321
318
315
321
322
322
323
324
323
321
320
321
321
321
321
321
322
322
322
321

Friday 10

Waxing Crescent 57%

13:33

23:12

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: 09:08, Set: 15:21, Transit: 12:14. Moon - Rise: 13:33, Set: 23:12. Civil Dark: 16:15 - 08:13. Nautical Dark: 17:10 - 07:18. Astro Dark: 18:01 - 06:28

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

8
36
36
36
36
36
36
99
99
99
99
99
99
99
99
99
99
99
99
98
98
98
98
98

Medium Clouds (% Sky Obscured)

17
77
77
77
77
77
77
99
99
99
99
99
99
94
94
94
94
94
94
48
48
48
48
48

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
91
91
91
91
91
91
15
15
15
15
15

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
8
5
3
1
1
1
1
1
1
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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

4
5
8
11
16
17
13
10
14
20
23
18
8
7
9
12
17
20
22
23
21
20
18
21

Precipitation Amount (mm)

0.05
0.13
0.25
0.4
0.47
0.34
0.17
0.12
0.16
0.29
0.35
0.2
0.07
0.06
0.08
0.1
0.13
0.15
0.16
0.17
0.15
0.15
0.17
0.24

Wind Speed/Direction (mph)

16
16
15
15
15
15
15
14
14
13
13
12
12
11
11
11
10
9
9
8
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-14
-13
-13
-13
-12
-12
-11
-10
-10
-9
-9
-8
-8
-8
-7
-7
-6
-5
-5
-4
-4
-4
-4
-5

Dew Point (°C)

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

Relative Humidity (%)

80
82
84
87
90
92
95
97
99
100
100
100
100
100
100
100
100
100
100
99
98
98
100
100

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019

Ozone (du)

319
318
317
317
317
317
318
318
318
319
319
318
316
316
316
318
319
319
319
319
319
319
319
319

Saturday 11

First Quarter 57%

13:37

00:38

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: 09:09, Set: 15:20, Transit: 12:15. Moon - Rise: 13:37, Set: 00:38. Civil Dark: 16:15 - 08:14. Nautical Dark: 17:10 - 07:19. Astro Dark: 18:01 - 06:29

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

48
9
9
9
9
9
9
24
24
24
24
24
24
1
1
1
1
1
1
34
34
34
34
34

High Clouds (% Sky Obscured)

15
2
2
2
2
2
2
0
0
0
0
0
0
4
4
4
4
4
4
38
38
38
38
38

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
5
7
10
10
10
10
10
10

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
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

27
26
27
28
29
29
29
30
27
24
22
20
16
13
11
12
11
8
7
7
7
8
7
6

Precipitation Amount (mm)

0.35
0.45
0.44
0.4
0.37
0.4
0.44
0.44
0.37
0.29
0.23
0.18
0.14
0.12
0.1
0.1
0.09
0.07
0.05
0.04
0.05
0.08
0.1
0.12

Wind Speed/Direction (mph)

8
8
7
7
7
6
5
5
5
5
6
7
8
8
9
10
11
11
11
12
12
13
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96
95
95

Pressure (mb)

1019
1019
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1017
1017
1017
1017
1016
1016

Ozone (du)

318
318
318
317
317
317
317
317
316
315
316
318
321
324
327
328
330
332
333
335
334
333
333
333

Forecast for 10911 Tallinn, Estonia (59.37,24.65)

Generated: 05/12/21 19:12:07. Forecast: 05/12/21 to 11/12/21. Timezone: UTC+2.00