Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 3

Third Quarter 42%

22:51

16:16

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

Sun - Rise: 07:10, Set: 18:34, Transit: 12:52. Moon - Rise: 22:51, Set: 16:16. Civil Dark: 19:07 - 06:37. Nautical Dark: 19:46 - 05:58. Astro Dark: 20:28 - 05:19

Total Clouds (% Sky Obscured)

87
84
66
25
38
36
24
8
10
18
27
28
3
7
34
40
45
16
46
40
40
45
50
50

Low Clouds (% Sky Obscured)

22
26
27
19
27
27
20
8
9
18
27
28
0
0
0
0
0
0
0
0
0
0
0
0

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
42

High Clouds (% Sky Obscured)

16
18
16
0
0
0
0
0
0
0
0
0
3
7
34
40
45
16
46
40
40
45
50
50

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
91
82
91
91
90
92
96
95
95
97
11
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
1
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)

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

Chance of Frost

Temperature (°C)

16
14
13
13
12
11
10
10
8
7
7
5
5
8
13
16
18
19
20
21
21
21
20
17

Feels Like (°C)

14
14
13
13
13
13
12
11
10
9
9
7
7
10
14
14
16
16
18
18
18
18
17
15

Dew Point (°C)

10
9
8
10
10
9
9
8
6
6
5
4
3
4
6
6
5
3
1
1
1
4
5
4

Relative Humidity (%)

67
70
74
80
86
87
88
88
88
90
90
90
86
75
64
54
42
33
28
26
26
33
39
42

Pressure (mb)

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

Ozone (du)

309
312
316
318
316
312
309
307
305
303
301
300
298
297
296
297
296
295
293
293
292
290
287
285

Sunday 4

Waning Crescent 31%

00:16

16:41

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

Sun - Rise: 07:12, Set: 18:32, Transit: 12:52. Moon - Rise: 00:16, Set: 16:41. Civil Dark: 19:05 - 06:38. Nautical Dark: 19:44 - 06:00. Astro Dark: 20:25 - 05:21

Total Clouds (% Sky Obscured)

50
37
24
17
39
65
98
67
64
74
78
55
16
7
11
13
20
7
8
8
7
10
3
3

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
15
22
26
25
4
0
3
5
12
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

22
3
3
3
0
1
0
2
3
3
3
2
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

50
37
17
16
39
65
98
67
45
48
53
29
10
6
7
6
5
7
7
7
7
10
3
2

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
9
1
2
8
9
2
1
0
0
0
0
0
0
0
1
2

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)

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

Chance of Frost

Temperature (°C)

15
13
11
10
9
8
7
7
6
6
5
5
6
9
13
17
19
21
22
22
22
21
20
17

Feels Like (°C)

13
10
8
9
7
5
4
5
5
4
4
4
5
9
14
17
19
21
21
22
21
20
20
17

Dew Point (°C)

3
2
0
-1
-3
-2
-1
2
4
5
5
5
5
7
10
11
11
11
11
11
11
12
13
13

Relative Humidity (%)

44
47
49
47
45
49
57
70
82
91
94
96
94
87
78
67
60
55
52
50
50
53
64
76

Pressure (mb)

1028
1028
1028
1028
1028
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1025
1024
1024
1023
1022
1022
1022
1022

Ozone (du)

284
281
280
279
277
276
275
275
274
273
274
276
275
274
274
272
272
271
271
270
270
270
270
270

Monday 5

Waning Crescent 20%

01:44

16:59

20 Good
21 Good
22 Good
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
19 Bad

Sun - Rise: 07:13, Set: 18:30, Transit: 12:51. Moon - Rise: 01:44, Set: 16:59. Civil Dark: 19:03 - 06:40. Nautical Dark: 19:41 - 06:01. Astro Dark: 20:23 - 05:22

Total Clouds (% Sky Obscured)

0
0
0
12
43
47
56
61
71
69
65
81
73
68
70
69
70
75
89
92
95
94
94
97

Low Clouds (% Sky Obscured)

0
0
0
7
28
36
43
56
70
69
65
65
60
53
49
36
0
0
0
2
5
4
2
38

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
6
12
14
35
42
44
82
88
95
85
87
93

High Clouds (% Sky Obscured)

0
0
0
2
3
4
6
5
5
4
4
20
12
4
4
3
5
8
9
17
44
38
38
60

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 (%)

2
2
2
2
2
1
1
91
100
100
98
100
100
100
100
100
100
100
100
100
100
100
100
100

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
2
4
3
13
10
6
10

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)

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

Chance of Frost

Temperature (°C)

15
14
12
11
10
9
9
9
9
8
8
8
8
9
10
14
16
18
19
20
20
19
18
18

Feels Like (°C)

16
15
14
12
12
10
10
9
10
9
9
9
9
9
11
15
17
19
20
19
19
19
18
17

Dew Point (°C)

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

Relative Humidity (%)

83
86
89
90
90
90
88
90
88
90
90
90
87
77
68
59
53
49
47
48
51
54
62
67

Pressure (mb)

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

Ozone (du)

271
271
272
273
274
276
277
277
277
277
278
279
280
281
282
283
284
285
287
289
292
294
296
296

Tuesday 6

Waning Crescent 12%

03:08

17:14

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
19 Bad

Sun - Rise: 07:15, Set: 18:27, Transit: 12:51. Moon - Rise: 03:08, Set: 17:14. Civil Dark: 19:01 - 06:42. Nautical Dark: 19:39 - 06:03. Astro Dark: 20:21 - 05:24

Total Clouds (% Sky Obscured)

99
100
98
96
95
96
98
100
100
100
100
100
100
100
92
84
77
72
66
60
55
55
55
60

Low Clouds (% Sky Obscured)

35
55
59
56
66
80
84
85
91
96
100
97
95
91
88
84
77
72
66
60
55
55
55
60

Medium Clouds (% Sky Obscured)

92
91
90
89
88
83
78
73
82
90
100
99
99
99
82
73
60
53
65
42
10
1
0
0

High Clouds (% Sky Obscured)

90
66
68
71
51
74
87
100
100
100
100
100
100
100
59
57
40
39
45
45
45
1
0
27

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
7
7
5
3
3
5
7
9
3
7
9
9
9
9
9
9

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

9
8
9
5
4
19
17
37
59
94
95
95
95
88
57
80
79
31
6
7
1
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0.2
0.8
1.3
1.4
1
0.6
0
0.7
0.7
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
5
7
7
6
7
7
8
8
9
9
10
11
10
11
12
12
12
12
13
13
11
10
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
75
82
82
86
86
87
90
92
90
92
93
93
93
93
90
90
90
87
86
84
80
76
71

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1020
1020
1021
1021

Ozone (du)

296
296
297
300
302
302
301
301
301
301
299
293
289
291
295
298
300
301
305
306
307
309
311
308

Wednesday 7

Waning Crescent 6%

04:30

17:27

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

Sun - Rise: 07:16, Set: 18:25, Transit: 12:51. Moon - Rise: 04:30, Set: 17:27. Civil Dark: 18:58 - 06:43. Nautical Dark: 19:37 - 06:05. Astro Dark: 20:18 - 05:26

Total Clouds (% Sky Obscured)

60
14
12
65
65
19
5
4
9
17
26
35
36
40
49
58
63
59
54
47
52
56
57
51

Low Clouds (% Sky Obscured)

60
12
0
0
0
0
0
0
5
11
16
18
14
9
9
8
8
8
8
9
35
56
57
51

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
7
26
46
57
51

High Clouds (% Sky Obscured)

14
4
12
65
65
19
3
3
6
10
14
11
19
28
39
49
60
53
43
40
43
44
40
31

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 (%)

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

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
7
7
6
4
4
5
6
5
5
5
5
5
6
6
6
7
7
12
11
12
12
12
11

Dew Point (°C)

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

Relative Humidity (%)

69
71
75
78
78
81
84
85
87
88
88
90
85
79
76
68
64
58
56
53
50
52
56
58

Pressure (mb)

1022
1022
1023
1024
1024
1024
1024
1025
1025
1025
1026
1026
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1027

Ozone (du)

311
311
309
307
304
303
304
302
300
298
296
295
293
292
291
288
286
283
280
277
274
273
272
270

Thursday 8

Waning Crescent 2%

05:50

17:39

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
19 Bad

Sun - Rise: 07:18, Set: 18:23, Transit: 12:51. Moon - Rise: 05:50, Set: 17:39. Civil Dark: 18:56 - 06:45. Nautical Dark: 19:35 - 06:06. Astro Dark: 20:16 - 05:27

Total Clouds (% Sky Obscured)

50
50
65
82
95
96
97
97
98
99
100
100
100
99
97
96
94
88
83
79
68
60
51
58

Low Clouds (% Sky Obscured)

50
50
65
65
75
80
87
89
93
96
99
93
87
82
81
75
68
62
58
53
40
26
13
14

Medium Clouds (% Sky Obscured)

50
50
65
69
74
71
68
64
51
40
30
30
30
34
40
45
45
41
29
19
14
8
4
16

High Clouds (% Sky Obscured)

23
14
8
6
0
13
26
39
44
45
55
60
60
66
47
28
12
15
16
18
24
32
38
43

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 (%)

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

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
1
1
1
4
5
4
35
49
60
52
40
24
22
20
20
21
19
13
12

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
5
5
6
6
7
7
7
7
8
9
10
11
11
12
13
14
15
14
14
14
12
11
10

Chance of Frost

Temperature (°C)

11
10
9
9
9
9
10
11
11
12
12
12
13
13
14
15
16
18
18
18
19
18
17
16

Feels Like (°C)

9
8
7
7
7
7
8
7
8
8
8
9
10
10
10
10
10
11
16
15
15
15
15
16

Dew Point (°C)

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

Relative Humidity (%)

61
63
67
68
69
72
74
76
79
81
84
86
84
80
79
73
68
64
62
61
60
65
71
77

Pressure (mb)

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

Ozone (du)

270
269
269
269
268
267
267
268
268
267
267
267
266
265
265
264
264
263
263
263
262
263
263
264

Friday 9

Waning Crescent 0%

07:08

17:51

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

Sun - Rise: 07:20, Set: 18:21, Transit: 12:50. Moon - Rise: 07:08, Set: 17:51. Civil Dark: 18:54 - 06:47. Nautical Dark: 19:33 - 06:08. Astro Dark: 20:14 - 05:29

Total Clouds (% Sky Obscured)

66
77
61
44
30
47
60
70
58
46
33
37
41
46
50
55
60

Low Clouds (% Sky Obscured)

18
23
29
31
27
33
50
69
58
44
28
26
23
23
26
29
32

Medium Clouds (% Sky Obscured)

29
40
46
44
30
38
18
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

49
60
52
40
25
20
16
12
7
3
0
2
3
4
3
2
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

9
0
7
11
12
12
11
9
9
7
3
3
1
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
80
82
83
84
86
87
85
87
87
88
88
81
73
65
59
54

Pressure (mb)

1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1023
1022
1022

Ozone (du)

265
267
269
270
270
271
271
272
272
273
273
273
277
280
284
284
285

Forecast for Reading, Reading, United Kingdom (51.45,-0.98)

Generated: 03/10/26 20:08:47. Forecast: 03/10/26 to 09/10/26. Timezone: UTC+1.00