Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 27

Waxing Crescent 8%

09:58

19:52

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

Sun - Rise: 07:03, Set: 18:51, Transit: 12:57. Moon - Rise: 09:58, Set: 19:52. Civil Dark: 19:24 - 06:30. Nautical Dark: 20:03 - 05:51. Astro Dark: 20:43 - 05:11

Total Clouds (% Sky Obscured)

6
14
10
22
23
30
42
29
39
33
10
39
34
20
33
48
56
58
59
44
35
25
21
13

Low Clouds (% Sky Obscured)

2
10
8
9
16
26
38
27
20
10
5
13
2
18
31
46
20
34
35
30
24
13
19
11

Medium Clouds (% Sky Obscured)

4
2
0
1
8
5
11
8
31
27
7
20
2
6
12
13
46
44
48
27
26
17
2
3

High Clouds (% Sky Obscured)

0
4
3
13
0
0
0
0
0
0
0
16
32
2
0
0
0
0
0
0
0
6
2
0

ISS Passover

Visibility (miles)

10
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
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
5
4
4
0
0
3
4
5
5
4
3
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
8
9
8
8
8
9
9
8
8
8
10
11
12
12
12
12
12
11
9
9
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
6
6
5
4
4
4
4
4
4
5
7
11
12
13
14
15
15
15
14
13
11
8
7

Dew Point (°C)

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

Relative Humidity (%)

81
83
84
84
84
83
83
82
83
85
85
83
77
71
63
59
56
55
59
65
72
75
80
81

Pressure (mb)

1001
1001
1001
1001
1001
1001
1001
1001
1001
1002
1002
1003
1003
1002
1002
1002
1002
1002
1002
1001
1002
1001
1001
1002

Ozone (du)

305
305
306
307
309
309
308
308
308
310
311
311
312
313
314
311
312
313
314
316
317
318
318
317

Wednesday 28

Waxing Crescent 15%

11:22

20:12

22 Good
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
19 Good
20 Good
21 Good

Sun - Rise: 07:05, Set: 18:49, Transit: 12:57. Moon - Rise: 11:22, Set: 20:12. Civil Dark: 19:22 - 06:32. Nautical Dark: 20:01 - 05:53. Astro Dark: 20:41 - 05:13

Total Clouds (% Sky Obscured)

2
87
100
100
100
100
100
100
100
100
100
100
97
100
100
100
55
48
26
27
21
15
4
2

Low Clouds (% Sky Obscured)

0
0
2
100
100
100
100
78
81
100
100
100
66
55
100
100
53
48
23
27
21
15
3
0

Medium Clouds (% Sky Obscured)

1
1
90
100
100
99
75
99
99
28
10
0
0
0
2
0
0
0
0
0
0
0
1
2

High Clouds (% Sky Obscured)

0
86
100
98
100
100
28
32
88
0
2
0
88
100
91
2
5
0
3
0
0
0
0
0

ISS Passover

Visibility (miles)

10
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
3
7
11
16
22
32
23
15
16
19
13
9
7
7
6
5
4
4
4
5
4
3
0

Precipitation Amount (mm)

0
0.01
0.03
0.06
0.12
0.23
0.34
0.19
0.1
0.1
0.14
0.1
0.08
0.04
0.05
0.06
0.05
0.02
0.02
0.02
0.02
0.03
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
8
7
7
7
8
8
8
8
9
9
10
11
11
12
12
14
15
16
15
14
12
11
10

Feels Like (°C)

7
6
5
4
5
5
6
6
6
6
7
10
11
11
12
12
14
15
16
15
14
12
11
10

Dew Point (°C)

5
5
4
4
4
5
6
6
6
6
7
7
8
8
8
9
10
10
10
10
10
8
8
8

Relative Humidity (%)

81
83
84
84
83
83
85
86
87
86
85
83
82
81
78
81
77
72
69
70
75
76
81
86

Pressure (mb)

1002
1002
1003
1002
1002
1002
1001
1001
1001
1001
1001
1002
1002
1003
1003
1004
1005
1005
1006
1006
1007
1008
1008
1009

Ozone (du)

318
319
319
318
318
318
318
319
318
322
321
320
318
317
317
313
314
315
316
317
318
321
321
319

Thursday 29

Waxing Crescent 25%

12:48

20:39

22 Good
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
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:07, Set: 18:46, Transit: 12:56. Moon - Rise: 12:48, Set: 20:39. Civil Dark: 19:20 - 06:33. Nautical Dark: 19:58 - 05:55. Astro Dark: 20:38 - 05:15

Total Clouds (% Sky Obscured)

1
81
95
91
84
100
100
100
99
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
2
12
21
16
5
0
0
0
0
0
0
5
1
1
1
1
1
1
1
100
100
100

Medium Clouds (% Sky Obscured)

1
0
0
0
0
0
0
0
0
0
86
92
100
100
100
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
81
95
89
81
100
100
100
99
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
8
9
5
7
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
6
12
15
15
16
19
41
50
64
74
76
72
77
77

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.02
0.05
0.08
0.08
0.07
0.07
0.37
0.92
1.7
2.22
2.19
1.05
1.79
1.67

Wind Speed/Direction (mph)

5
4
4
4
5
5
5
4
4
4
5
8
10
12
15
18
19
20
21
22
22
22
22
22

Chance of Frost

Temperature (°C)

10
9
9
8
7
6
6
6
5
6
7
8
10
12
13
15
16
15
14
14
14
14
13
14

Feels Like (°C)

9
8
8
7
6
5
4
4
4
4
5
6
10
12
13
15
16
15
14
14
14
14
13
14

Dew Point (°C)

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

Relative Humidity (%)

86
86
85
89
89
90
92
92
93
94
95
91
89
84
78
64
65
72
77
86
91
92
97
97

Pressure (mb)

1009
1009
1009
1010
1010
1010
1010
1009
1010
1010
1010
1009
1009
1008
1007
1007
1006
1005
1003
1002
1001
1000
1002
1001

Ozone (du)

316
315
315
311
307
307
306
306
306
304
300
297
296
295
292
290
289
287
285
283
281
281
282
283

Friday 30

Waxing Crescent 35%

14:11

21:17

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:08, Set: 18:44, Transit: 12:56. Moon - Rise: 14:11, Set: 21:17. Civil Dark: 19:17 - 06:35. Nautical Dark: 19:56 - 05:56. Astro Dark: 20:36 - 05:16

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
85
85
85

Low Clouds (% Sky Obscured)

100
100
100
0
0
0
0
0
0
1
1
1
1
1
1
34
34
34
34
34
34
2
2
2

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
17
17
17

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
84
84
84

ISS Passover

Visibility (miles)

10
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

Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

65
52
44
33
10
11
11
8
6
10
13
11
9
8
9
10
9
6
9
13
24
33
37
30

Precipitation Amount (mm)

1.68
0.99
0.61
0.3
0.02
0.02
0.03
0.02
0.01
0.05
0.09
0.08
0.06
0.06
0.06
0.07
0.06
0.03
0.05
0.11
0.34
0.59
0.56
0.32

Wind Speed/Direction (mph)

22
19
15
11
11
12
12
12
11
11
11
13
14
15
16
16
17
17
16
14
11
10
10
11

Chance of Frost

Temperature (°C)

14
14
14
12
11
11
11
11
10
10
11
12
13
14
14
16
17
17
17
16
14
13
12
12

Feels Like (°C)

14
14
14
12
11
11
11
11
10
10
11
12
13
14
14
16
17
17
17
16
14
13
12
12

Dew Point (°C)

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

Relative Humidity (%)

95
93
91
89
89
88
88
88
88
88
89
89
88
84
82
78
74
72
75
80
89
91
94
95

Pressure (mb)

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

Ozone (du)

286
288
289
296
296
295
295
296
297
301
303
304
303
305
305
300
299
299
299
299
302
303
302
301

Saturday 1

Waxing Crescent 47%

15:24

No Set

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

Sun - Rise: 07:10, Set: 18:42, Transit: 12:56. Moon - Rise: 15:24, Set: No Set. Civil Dark: 19:15 - 06:37. Nautical Dark: 19:54 - 05:58. Astro Dark: 20:33 - 05:18

Total Clouds (% Sky Obscured)

85
85
85
9
9
9
9
9
9
2
2
2
2
2
2
100
100
100
100
100
100
98
98
98

Low Clouds (% Sky Obscured)

2
2
2
9
9
9
9
9
9
1
1
1
1
1
1
100
100
100
100
100
100
6
6
6

Medium Clouds (% Sky Obscured)

17
17
17
0
0
0
0
0
0
2
2
2
2
2
2
6
6
6
6
6
6
0
0
0

High Clouds (% Sky Obscured)

84
84
84
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
98
98
98

ISS Passover

Visibility (miles)

10
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

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

Precipitation Probability (%)

21
20
24
31
27
37
35
27
12
0
0
0
0
0
4
0
4
4
4
3
0
0
0
0

Precipitation Amount (mm)

0.2
0.13
0.14
0.16
0.31
0.63
0.77
0.43
0.08
0
0
0
0
0
0.01
0
0.01
0.01
0.01
0.01
0
0
0
0

Wind Speed/Direction (mph)

14
14
15
16
16
17
18
16
13
12
13
13
15
16
16
17
17
17
16
15
14
12
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
12
12
12
11
11
11
7
7
11
11
12
13
13
15
15
15
15
14
13
12
11
10

Dew Point (°C)

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

Relative Humidity (%)

93
92
92
91
90
90
89
90
91
89
87
89
87
83
79
76
74
74
75
77
79
82
84
86

Pressure (mb)

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

Ozone (du)

300
300
305
306
303
301
298
294
292
292
292
291
291
291
293
295
295
293
292
289
287
285
284
284

Sunday 2

Waxing Crescent 59%

16:21

22:12

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:11, Set: 18:40, Transit: 12:56. Moon - Rise: 16:21, Set: 22:12. Civil Dark: 19:13 - 06:38. Nautical Dark: 19:51 - 06:00. Astro Dark: 20:31 - 05:20

Total Clouds (% Sky Obscured)

98
98
98
96
96
96
96
96
96
82
82
82
82
82
82
99
99
99
99
99
99
100
100
100

Low Clouds (% Sky Obscured)

6
6
6
3
3
3
3
3
3
31
31
31
31
31
31
87
87
87
87
87
87
10
10
10

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
20
20
20
20
20
20
23
23
23
23
23
23
0
0
0

High Clouds (% Sky Obscured)

98
98
98
96
96
96
96
96
96
71
71
71
71
71
71
94
94
94
94
94
94
100
100
100

ISS Passover

Visibility (miles)

10
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
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
21
32
38
39

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.03
0.06
0.11
0.17

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
10
10
9
9
9
9
8
9
10
11
12
13
14
15
16
17
16
16
15
14
14
13

Feels Like (°C)

8
7
7
7
7
7
7
7
6
7
8
11
12
13
14
15
16
17
16
16
15
14
14
13

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
88
89
89
89
89
89
89
88
89
87
84
81
77
74
73
74
77
81
85
87
88

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

283
282
282
281
279
277
275
274
274
273
273
274
273
273
271
270
269
269
268
268
268
269
269
269

Monday 3

First Quarter 70%

17:02

23:23

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:13, Set: 18:37, Transit: 12:55. Moon - Rise: 17:02, Set: 23:23. Civil Dark: 19:10 - 06:40. Nautical Dark: 19:49 - 06:01. Astro Dark: 20:29 - 05:22

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)

10
10
10
0
0
0
0
0
0
5
5
5
5
5
5
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
8
8
8
8
8
8
13
13
13
13
13
13
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
23
23
23
23
23
23
0
0
0

ISS Passover

Visibility (miles)

10
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

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

Precipitation Probability (%)

38
34
31
28
17
8
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.2
0.17
0.12
0.07
0.03
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
12
12
11
11
10
10
10
9
9
10
11
12
13
14
15
16
17
18
17
16
15
14
13

Feels Like (°C)

13
12
12
11
11
10
9
8
8
8
9
11
12
13
14
15
16
17
18
17
16
15
14
13

Dew Point (°C)

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

Relative Humidity (%)

89
90
90
91
92
92
92
92
93
93
91
89
89
87
84
82
78
74
72
74
79
83
86
89

Pressure (mb)

1022
1022
1022
1022
1022
1022
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1022
1022
1022
1023
1023
1023
1023

Ozone (du)

269
268
268
267
267
266
266
267
268
269
270
271
271
272
271
271
271
271
271
271
271
270
271
272

Forecast for Swindon, Wiltshire, UK (51.56,-1.78)

Generated: 27/09/22 22:23:23. Forecast: 27/09/22 to 03/10/22. Timezone: UTC+1.00