Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 21

Waning Gibbous 91%

20:24

09:05

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
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:28, Set: 17:43, Transit: 12:37. Moon - Rise: 20:24, Set: 09:05. Civil Dark: 18:20 - 06:52. Nautical Dark: 19:01 - 06:10. Astro Dark: 19:43 - 05:28

Total Clouds (% Sky Obscured)

93
88
80
98
94
100
88
48
69
84
86
67
56
84
70
77
79
98
100
100
99
99
99
99

Low Clouds (% Sky Obscured)

38
48
52
84
29
6
2
2
3
2
3
2
16
31
31
30
19
3
2
2
2
2
1
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
98
59
9
64
64
47

High Clouds (% Sky Obscured)

90
77
58
84
91
100
88
47
68
84
85
66
47
77
56
66
74
98
100
100
99
99
98
98

ISS Passover

Visibility (miles)

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

Precipitation Amount (mm)

0
0
0.01
0.01
0.01
0.01
0.01
0
0
0
0
0.01
0.02
0.01
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
15
16
17
17
17
17
16
15
15
16
17
19
19
20
20
21
22
22
22
21
20
20
19

Chance of Frost

Temperature (°C)

12
12
12
12
12
13
13
13
12
11
11
11
10
11
11
11
11
11
11
11
11
11
11
11

Feels Like (°C)

12
12
12
12
12
13
13
13
12
11
11
11
10
11
11
11
11
11
11
11
11
11
11
11

Dew Point (°C)

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

Relative Humidity (%)

82
82
84
84
80
77
75
74
76
78
80
81
82
81
80
79
77
75
73
72
72
73
74
77

Pressure (mb)

1016
1017
1018
1019
1019
1019
1019
1020
1020
1020
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1024

Ozone (du)

277
276
276
276
275
275
274
274
274
274
274
276
277
279
282
284
283
280
279
279
281
282
284
285

Friday 22

Waning Gibbous 83%

21:49

09:05

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
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:26, Set: 17:45, Transit: 12:37. Moon - Rise: 21:49, Set: 09:05. Civil Dark: 18:22 - 06:49. Nautical Dark: 19:03 - 06:08. Astro Dark: 19:45 - 05:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
100
98
98
99
92
81
99
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

2
20
13
2
4
4
1
2
2
2
1
1
1
1
1
1
0
0
1
0
1
1
1
2

Medium Clouds (% Sky Obscured)

48
27
88
100
99
98
88
100
81
21
73
67
3
2
34
38
48
47
63
74
64
82
91
94

High Clouds (% Sky Obscured)

100
100
100
100
96
100
99
100
96
98
99
79
81
99
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
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
3
4
5
3
2
3
3
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
4

Precipitation Amount (mm)

0
0.01
0.04
0.06
0.05
0.03
0.02
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.03
0.09

Wind Speed/Direction (mph)

19
19
19
20
20
21
21
21
21
21
21
21
22
22
21
21
21
22
22
22
22
22
22
21

Chance of Frost

Temperature (°C)

11
11
11
11
12
12
13
13
12
12
12
12
12
12
12
11
11
11
11
11
11
11
11
11

Feels Like (°C)

11
11
11
11
12
12
13
13
12
12
12
12
12
12
12
11
11
11
11
11
11
11
11
11

Dew Point (°C)

7
8
8
8
8
8
8
8
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7
7

Relative Humidity (%)

79
81
82
81
79
76
74
72
73
73
73
71
71
71
72
72
73
73
73
73
74
75
76
77

Pressure (mb)

1024
1024
1024
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1022
1022
1021
1021
1021
1021
1022

Ozone (du)

286
286
284
283
283
283
283
282
281
280
279
279
278
278
279
279
278
277
276
276
277
278
279
280

Saturday 23

Waning Gibbous 73%

23:11

09:25

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

Sun - Rise: 07:23, Set: 17:47, Transit: 12:37. Moon - Rise: 23:11, Set: 09:25. Civil Dark: 18:24 - 06:47. Nautical Dark: 19:05 - 06:06. Astro Dark: 19:47 - 05:24

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
19
9
3
0
0
10
5
61
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

8
100
98
23
11
16
51
2
1
6
12
8
0
0
0
10
5
61
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

88
100
100
100
100
100
100
100
100
93
10
7
3
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
99
98
93
42
96
100
100
5
0
0
0
0
0
0
0
16
0
0
59
59
59

ISS Passover

Visibility (miles)

10
10
10
10
10
10
7
7
8
9
10
10
10
10
10
10
10
10
8
6
3
1
1
2

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
100
100
100
100
100
100

Precipitation Type

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

Precipitation Probability (%)

8
8
10
12
11
14
19
20
18
14
7
3
3
3
4
5
5
7
7
7
6
5
5
5

Precipitation Amount (mm)

0.15
0.15
0.18
0.21
0.16
0.19
0.29
0.25
0.15
0.1
0.05
0.02
0.01
0.02
0.04
0.05
0.07
0.1
0.13
0.12
0.1
0.09
0.08
0.07

Wind Speed/Direction (mph)

20
20
19
17
15
12
10
8
7
6
4
3
4
2
4
5
6
7
8
8
8
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
8
8
9
10
10
10
10
10
10
10
9
8
8
8
7
7
7
8
8
8
8
8
9

Relative Humidity (%)

79
80
81
80
80
81
81
82
84
85
85
85
84
84
85
85
86
86
86
86
87
89
90
92

Pressure (mb)

1022
1023
1023
1024
1024
1025
1025
1026
1027
1028
1028
1029
1030
1030
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031

Ozone (du)

281
281
281
282
283
284
286
287
289
292
297
303
311
323
338
350
357
361
360
352
340
331
326
324

Sunday 24

Waning Gibbous 63%

00:30

09:46

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
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:21, Set: 17:49, Transit: 12:36. Moon - Rise: 00:30, Set: 09:46. Civil Dark: 18:26 - 06:45. Nautical Dark: 19:07 - 06:03. Astro Dark: 19:49 - 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)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
92
92
92
92
92
92
98
98
98

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)

59
59
59
66
66
66
66
66
66
59
59
59
59
59
59
99
99
99
99
99
99
98
98
98

ISS Passover

Visibility (miles)

3
6
10
10
10
10
10
10
10
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

100
100
100
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
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

5
4
4
6
6
5
5
8
8
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.06
0.04
0.04
0.06
0.06
0.02
0.02
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
10
10
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
10
10
10
10

Feels Like (°C)

8
10
10
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
10
10
10
10

Dew Point (°C)

9
9
9
9
10
10
10
9
9
9
8
8
8
8
8
8
8
8
7
7
7
7
8
8

Relative Humidity (%)

93
93
93
92
91
90
89
87
86
86
84
84
84
83
82
81
81
80
80
81
82
83
84
85

Pressure (mb)

1031
1031
1031
1031
1031
1030
1030
1030
1030
1030
1029
1029
1029
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1031

Ozone (du)

322
318
313
310
308
307
306
304
302
301
301
301
300
300
299
298
296
295
294
294
295
295
296
296

Monday 25

Waning Gibbous 52%

01:45

10:09

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

Sun - Rise: 07:19, Set: 17:51, Transit: 12:36. Moon - Rise: 01:45, Set: 10:09. Civil Dark: 18:28 - 06:43. Nautical Dark: 19:09 - 06:01. Astro Dark: 19:51 - 05:19

Total Clouds (% Sky Obscured)

100
100
100
93
93
93
93
93
93
6
6
6
6
6
6
12
12
12
12
12
12
1
1
1

Low Clouds (% Sky Obscured)

98
98
98
75
75
75
75
75
75
6
6
6
6
6
6
2
2
2
2
2
2
1
1
1

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)

98
98
98
70
70
70
70
70
70
0
0
0
0
0
0
10
10
10
10
10
10
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
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
0
0
0
0
2
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
0.01
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
85
81
77
73
69
68
69
72
74
75
76
76
77
77
78
79
79
80
81
82
82
84
85

Pressure (mb)

1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1029
1028
1028
1027
1027

Ozone (du)

296
296
297
297
297
298
298
299
299
299
301
303
304
304
304
303
303
303
303
305
307
309
310
311

Tuesday 26

Third Quarter 42%

02:55

10:36

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

Sun - Rise: 07:16, Set: 17:53, Transit: 12:36. Moon - Rise: 02:55, Set: 10:36. Civil Dark: 18:30 - 06:40. Nautical Dark: 19:11 - 05:59. Astro Dark: 19:53 - 05:17

Total Clouds (% Sky Obscured)

1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
100
100
100

Low Clouds (% Sky Obscured)

1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
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
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
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

6
7
7
7
7
7
7
7
6
6
6
7
7
7
6
6
6
6
6
6
6
7
7
7

Relative Humidity (%)

86
83
78
72
68
65
65
67
72
75
77
77
76
77
78
79
80
81
82
82
83
83
84
86

Pressure (mb)

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

Ozone (du)

311
312
312
312
312
313
314
315
316
317
319
320
322
328
335
337
332
323
316
315
316
317
320
323

Wednesday 27

Waning Crescent 32%

03:58

11:08

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

Sun - Rise: 07:14, Set: 17:55, Transit: 12:36. Moon - Rise: 03:58, Set: 11:08. Civil Dark: 18:31 - 06:38. Nautical Dark: 19:13 - 05:56. Astro Dark: 19:55 - 05:15

Total Clouds (% Sky Obscured)

100
100
100
43
43
43
43
43
43
7
7
7
7
7
7
98
98
98
98
98
98
66
66
66

Low Clouds (% Sky Obscured)

100
100
100
41
41
41
41
41
41
6
6
6
6
6
6
2
2
2
2
2
2
42
42
42

Medium Clouds (% Sky Obscured)

0
0
0
5
5
5
5
5
5
3
3
3
3
3
3
98
98
98
98
98
98
24
24
24

High Clouds (% Sky Obscured)

0
0
0
4
4
4
4
4
4
0
0
0
0
0
0
0
0
0
0
0
0
42
42
42

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
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
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
1
0
0
5
7
10
12
10
10
8
7
6
10
21
37
44
35
16

Precipitation Amount (mm)

0
0
0
0
0
0
0.01
0
0
0.01
0.02
0.04
0.07
0.06
0.05
0.03
0.02
0.02
0.03
0.11
0.36
0.55
0.37
0.11

Wind Speed/Direction (mph)

12
13
14
15
15
15
15
16
16
17
18
19
20
20
20
19
18
17
17
17
17
17
18
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
7
11
12
13
13
13
13
12
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11

Dew Point (°C)

7
7
8
8
8
9
9
8
8
8
7
7
7
7
7
7
7
7
7
7
8
8
9
9

Relative Humidity (%)

86
84
81
77
74
73
73
74
76
77
77
77
77
77
76
76
76
76
77
79
81
83
84
85

Pressure (mb)

1017
1017
1017
1016
1016
1015
1014
1014
1013
1013
1012
1012
1011
1012
1012
1012
1013
1013
1013
1013
1012
1012
1012
1012

Ozone (du)

325
327
328
328
326
324
324
330
339
350
367
386
397
391
377
365
359
357
354
351
347
343
340
336

Forecast for Belfast, Belfast, UK (54.60,-5.93)

Generated: 21/02/19 08:43:50. Forecast: 21/02/19 to 27/02/19. Timezone: UTC+0.00