Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 5

Waning Crescent 9%

03:51

14:43

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
09 Bad

Sun - Rise: 07:05, Set: 16:25, Transit: 11:44. Moon - Rise: 03:51, Set: 14:43. Civil Dark: 17:01 - 06:29. Nautical Dark: 17:41 - 05:48. Astro Dark: 18:20 - 05:09

Total Clouds (% Sky Obscured)

99
100
99
98
95
99
91
58
74
85
82
95
98
97
100
100
100
99
100
98
99
98
100
99

Low Clouds (% Sky Obscured)

99
100
99
98
95
99
90
55
62
73
68
69
60
59
60
65
61
72
81
81
70
77
70
76

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
7
16
23
63
87
75
99
99
75
98
96
90
98
94
100
78

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
2
8
84
74
95
80
31
49
30
36
16
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 (%)

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
1
1
2
0
0
0
0
0
0
0
0
0
1
3
10
13
7
4
1
0
3
17

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
70
66
66
67
67
69
78
85
87
88
88
87
87
90
90
91
93
93
93
91
91
88
84

Pressure (mb)

1027
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

302
303
304
304
304
303
302
300
300
299
298
298
299
300
301
301
302
303
304
304
304
304
302
300

Friday 6

Waning Crescent 8%

05:08

14:55

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
09 Bad

Sun - Rise: 07:06, Set: 16:23, Transit: 11:44. Moon - Rise: 05:08, Set: 14:55. Civil Dark: 16:59 - 06:30. Nautical Dark: 17:40 - 05:50. Astro Dark: 18:19 - 05:11

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
95
94
79
65
76
80
81
73
74
80
78
91
64
59
58
63
63

Low Clouds (% Sky Obscured)

77
77
78
78
78
73
66
57
53
67
58
75
80
79
72
73
78
77
90
64
59
58
63
63

Medium Clouds (% Sky Obscured)

87
67
65
100
100
95
87
77
70
73
21
0
0
0
0
0
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

40
47
100
100
100
100
100
87
36
4
1
0
0
7
0
0
0
0
0
0
0
0
0
0

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 (%)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
73
70
69
69
74
78
82
85
85
87
88
85
85
85
85
85
85
85
86
89
89
89
83

Pressure (mb)

1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1024

Ozone (du)

298
296
296
295
294
294
295
297
298
299
299
297
297
297
297
297
298
299
300
300
298
298
297
296

Saturday 7

Waning Crescent 4%

06:25

15:08

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
09 Bad

Sun - Rise: 07:08, Set: 16:22, Transit: 11:44. Moon - Rise: 06:25, Set: 15:08. Civil Dark: 16:58 - 06:32. Nautical Dark: 17:38 - 05:52. Astro Dark: 18:17 - 05:12

Total Clouds (% Sky Obscured)

66
66
49
51
74
80
80
72
66
68
71
75
82
93
97
95
95
94
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

62
59
37
48
51
51
59
72
65
68
66
75
69
65
83
85
83
93
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

5
5
7
1
13
15
21
28
29
41
42
59
62
81
91
85
86
81
80
79
58
4
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)

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
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
3
15
31
25
47
47
50
56
38
15
8
2
0
0
0
0
0
0
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.4
0.4
0.6
0.6
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

1
1
1
1
1
1
1
2
1
2
2
1
1
1
1
1
1
2
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
8
9
10
10
10
8
8
8
8
7
7
6
6
5
5
5
5
5
4
4
4
3
4

Dew Point (°C)

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

Relative Humidity (%)

78
72
69
67
67
67
74
78
81
82
85
87
87
87
88
88
88
88
86
85
83
83
83
79

Pressure (mb)

1024
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1020
1020
1020
1021
1021
1021

Ozone (du)

294
293
294
295
296
295
293
292
291
291
291
290
289
288
288
288
288
290
293
298
301
303
301
297

Sunday 8

Waning Crescent 1%

07:42

15:24

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
09 Bad

Sun - Rise: 07:10, Set: 16:20, Transit: 11:44. Moon - Rise: 07:42, Set: 15:24. Civil Dark: 16:56 - 06:34. Nautical Dark: 17:37 - 05:53. Astro Dark: 18:16 - 05:14

Total Clouds (% Sky Obscured)

97
100
98
60
85
91
81
58
58
67
67
72
73
78
76
74
77
82
84
83
84
79
80
96

Low Clouds (% Sky Obscured)

97
100
97
60
85
91
81
58
58
67
67
65
58
56
59
53
55
58
57
56
54
57
60
55

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
12
22
32
31
34
33
46
51
56
56
60
56
49

High Clouds (% Sky Obscured)

0
0
0
0
0
9
19
31
24
15
6
25
45
68
47
24
3
11
22
27
20
11
2
42

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 (%)

15
17
19
19
21
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

5
6
7
7
7
7
7
6
6
6
6
5
5
5
5
5
5
5
5
5
6
6
6
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
72
67
64
59
62
66
71
72
74
75
76
76
78
80
80
80
82
85
86
88
88
88
82

Pressure (mb)

1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1018
1018
1017
1017
1017
1017
1017
1016

Ozone (du)

293
289
288
291
296
297
296
292
288
284
274
269
264
260
258
258
258
257
260
261
261
265
262
256

Monday 9

New Moon 0%

08:56

15:44

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
09 Bad

Sun - Rise: 07:12, Set: 16:19, Transit: 11:44. Moon - Rise: 08:56, Set: 15:44. Civil Dark: 16:55 - 06:35. Nautical Dark: 17:35 - 05:55. Astro Dark: 18:15 - 05:15

Total Clouds (% Sky Obscured)

82
93
68
93
69
98
88
85
69
74
70
100
100
100
100
100
100
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

54
53
52
54
61
66
70
80
69
73
66
64
67
60
59
62
61
62
67
73
82
89
100
95

Medium Clouds (% Sky Obscured)

43
33
32
35
33
34
34
30
35
30
25
20
20
20
30
35
40
54
43
38
44
44
47
38

High Clouds (% Sky Obscured)

37
64
40
80
47
94
78
77
55
55
50
76
71
63
78
89
100
88
72
56
58
52
59
65

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
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
Light Rain
Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

2
3
10
15
13
22
29
41
46
52
59
68
75
78
95
95
87
82
81
85
70
52
31
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.2
0.2
0.3
0.4
0.4
0.4
0.9
0.7
0.6
0.4
0.5
0.6
0.4
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
72
70
69
68
69
77
84
90
91
93
91
91
91
91
91
91
93
91
91
90
88
85
84

Pressure (mb)

1016
1015
1015
1014
1013
1013
1012
1012
1012
1012
1011
1011
1011
1010
1010
1009
1009
1008
1008
1008
1007
1007
1007
1007

Ozone (du)

255
256
254
252
248
247
245
240
239
241
243
244
243
242
243
243
243
243
243
243
243
244
246
247

Tuesday 10

Waxing Crescent 2%

10:04

16:12

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
09 Bad

Sun - Rise: 07:13, Set: 16:17, Transit: 11:44. Moon - Rise: 10:04, Set: 16:12. Civil Dark: 16:53 - 06:37. Nautical Dark: 17:34 - 05:56. Astro Dark: 18:13 - 05:17

Total Clouds (% Sky Obscured)

95
92
88
84
80
87
93
100
98
96
95
95
96
97
97
99
100
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

91
86
88
84
80
87
93
94
87
85
83
83
81
80
80
82
84
84
88
90
91
91
90
90

Medium Clouds (% Sky Obscured)

27
29
28
26
21
29
39
52
49
42
42
54
66
79
83
87
91
93
96
99
99
97
97
91

High Clouds (% Sky Obscured)

64
66
56
49
36
53
76
97
88
82
82
80
81
79
83
89
98
99
100
100
96
92
88
85

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
7
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

45
54
51
43
11
15
18
17
23
31
39
39
36
29
39
43
39
59
71
91
91
87
87
72

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.8
0.7
0.6
0.6
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
12
12
12
12
12
12
12
11
11
12
12
12
12
12
12
12
12
11
11
11
12
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
79
76
79
80
81
83
83
83
83
84
84
84
86
86
86
87
87
88
90
92
95
95
96

Pressure (mb)

1007
1007
1007
1007
1007
1006
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1006
1006
1006
1006
1006
1006
1006

Ozone (du)

248
248
248
247
245
244
243
243
242
242
242
242
244
246
248
249
250
251
251
250
249
248
247
246

Wednesday 11

Waxing Crescent 5%

10:04

16:50

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

Sun - Rise: 07:14, Set: 16:15, Transit: 11:44. Moon - Rise: 10:04, Set: 16:50. Civil Dark: 16:52 - 06:38. Nautical Dark: 17:33 - 05:57. Astro Dark: 18:12 - 05:17

Total Clouds (% Sky Obscured)

97
97
95
93
91
93
95
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

91
93
89
88
86
87
85
81
70
59
52
53
56
58
67
76
84
88
92
96

Medium Clouds (% Sky Obscured)

83
76
78
83
86
89
91
92
90
86
83
75
67
60
59
61
60
65
68
73

High Clouds (% Sky Obscured)

82
82
80
76
76
86
93
100
98
97
95
97
98
100
95
92
90
94
98
99

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
7
7
5
3
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

Precipitation Type

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

Precipitation Probability (%)

52
6
14
12
2
13
13
10
19
25
16
30
34
35
41
55
71
75
80
93

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
14
14
14
14
14
13
13
12
12
12
12
12
12
12
12
12
12
12

Feels Like (°C)

9
9
9
11
11
11
11
11
10
10
10
11
10
10
10
11
11
11
11
11

Dew Point (°C)

12
12
12
13
13
13
13
13
12
12
12
12
12
12
12
12
12
12
12
12

Relative Humidity (%)

95
93
92
93
93
95
96
96
98
98
98
98
98
98
98
98
98
100
100
100

Pressure (mb)

1006
1006
1006
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1006

Ozone (du)

245
244
244
243
243
243
243
244
245
245
245
246
246
247
247
247
246
246
246
245

Forecast for Welwyn Garden City, Hertfordshire, United Kingdom (51.80,-0.21)

Generated: 05/11/26 09:30:47. Forecast: 05/11/26 to 11/11/26. Timezone: UTC+0.00