Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 26

Waning Gibbous 66%

21:35

13:20

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

Sun - Rise: 06:44, Set: 18:37, Transit: 12:41. Moon - Rise: 21:35, Set: 13:20. Civil Dark: 19:05 - 06:16. Nautical Dark: 19:38 - 05:43. Astro Dark: 20:12 - 05:09

Total Clouds (% Sky Obscured)

1
2
2
1
1
1
6
19
24
2
11
79
41
51
52
73
92
93
94
59
77
74
59
75

Low Clouds (% Sky Obscured)

0
1
1
0
0
1
6
2
1
1
1
1
2
1
8
6
3
20
16
8
2
3
9
12

Medium Clouds (% Sky Obscured)

0
1
2
1
0
0
0
0
0
1
8
79
25
15
5
58
63
56
18
27
41
56
28
20

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
18
24
0
3
0
22
43
48
49
84
84
92
48
66
56
50
70

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
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
7
6
8
9
9
9
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.09
0.07
0.04
0.09
0.13
0.15
0.14
0.07

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
12
12
11
11
11
10
10
10
10
11
13
16
18
19
20
20
21
22
21
20
18
18

Feels Like (°C)

13
13
12
12
11
11
11
10
9
9
9
11
13
16
18
19
20
20
21
22
21
20
18
18

Dew Point (°C)

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

Relative Humidity (%)

73
75
77
80
84
87
90
95
98
98
96
91
85
76
71
66
64
64
60
57
60
64
68
72

Pressure (mb)

1012
1012
1013
1013
1012
1013
1013
1013
1013
1013
1014
1013
1013
1012
1012
1011
1010
1010
1009
1009
1008
1008
1009
1009

Ozone (du)

312
311
309
307
306
304
303
303
303
303
303
307
307
306
303
302
300
303
302
301
300
298
297
294

Monday 27

Waning Gibbous 56%

22:13

14:17

21 Bad
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 OK
19 Good
20 Good

Sun - Rise: 06:45, Set: 18:35, Transit: 12:40. Moon - Rise: 22:13, Set: 14:17. Civil Dark: 19:04 - 06:17. Nautical Dark: 19:37 - 05:44. Astro Dark: 20:10 - 05:10

Total Clouds (% Sky Obscured)

81
40
34
96
77
71
92
86
95
98
94
100
100
100
100
100
100
99
96
91
52
29
7
2

Low Clouds (% Sky Obscured)

7
5
11
91
72
55
85
65
24
61
89
99
100
98
97
100
100
73
32
27
33
28
6
2

Medium Clouds (% Sky Obscured)

7
21
18
91
38
27
37
25
43
27
12
48
73
46
21
32
20
12
16
7
7
3
2
2

High Clouds (% Sky Obscured)

80
28
20
1
0
38
70
68
91
92
60
81
97
99
97
100
99
98
95
88
39
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
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
None
None
None
None
None
None
None

Precipitation Probability (%)

6
4
3
3
2
1
1
2
2
3
4
9
11
18
21
17
9
5
3
3
3
2
2
0

Precipitation Amount (mm)

0.04
0.03
0.02
0.01
0.01
0.01
0.01
0.01
0.01
0.02
0.04
0.05
0.06
0.14
0.22
0.19
0.11
0.06
0.03
0.02
0.02
0.01
0.01
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
76
78
81
83
86
89
92
95
97
98
98
94
88
81
74
68
63
60
59
62
67
72
74

Pressure (mb)

1009
1009
1009
1009
1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1010
1010
1010
1009
1010
1010
1010
1010
1011
1013

Ozone (du)

293
293
293
294
294
295
294
294
294
294
295
299
301
302
303
304
304
303
305
305
304
303
303
302

Tuesday 28

Third Quarter 47%

22:58

15:09

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

Sun - Rise: 06:46, Set: 18:33, Transit: 12:40. Moon - Rise: 22:58, Set: 15:09. Civil Dark: 19:02 - 06:18. Nautical Dark: 19:35 - 05:45. Astro Dark: 20:08 - 05:11

Total Clouds (% Sky Obscured)

2
7
10
15
5
25
7
2
0
0
2
34
37
64
89
95
97
99
99
99
99
99
99
100

Low Clouds (% Sky Obscured)

1
0
2
1
4
8
7
1
0
0
2
26
23
31
63
84
95
97
97
97
97
97
97
88

Medium Clouds (% Sky Obscured)

1
1
2
2
2
2
2
1
0
0
0
9
28
61
87
94
96
98
98
98
98
98
98
99

High Clouds (% Sky Obscured)

0
6
9
13
0
19
0
0
0
0
0
11
6
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3
5
11
20
30
32
30
27

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0.01
0.06
0.21
0.54
0.79
0.66
0.37
0.22

Wind Speed/Direction (mph)

4
5
5
4
4
4
4
3
3
3
3
3
3
4
5
5
5
5
5
5
5
5
4
4

Chance of Frost

Temperature (°C)

11
11
10
9
8
8
7
7
6
6
6
7
10
13
14
16
16
17
17
16
15
14
12
11

Feels Like (°C)

11
11
9
8
8
7
7
6
5
5
6
7
10
13
14
16
16
17
17
16
15
14
12
11

Dew Point (°C)

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

Relative Humidity (%)

77
78
80
82
85
87
90
93
95
97
96
91
80
67
60
54
51
51
52
56
62
68
73
76

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1014
1014
1013
1013
1012
1012
1013
1013
1014
1015

Ozone (du)

302
303
303
303
304
308
308
308
308
309
310
310
312
313
314
314
311
309
310
311
312
313
315
323

Wednesday 29

Waning Crescent 37%

23:52

15:54

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
20 Good

Sun - Rise: 06:47, Set: 18:32, Transit: 12:40. Moon - Rise: 23:52, Set: 15:54. Civil Dark: 19:00 - 06:19. Nautical Dark: 19:33 - 05:46. Astro Dark: 20:06 - 05:13

Total Clouds (% Sky Obscured)

100
100
100
100
100
90
90
90
90
90
90
82
82
82
82
82
82
92
92
92
92
92
92
9

Low Clouds (% Sky Obscured)

88
88
88
88
88
17
17
17
17
17
17
11
11
11
11
11
11
53
53
53
53
53
53
2

Medium Clouds (% Sky Obscured)

99
99
99
99
99
89
89
89
89
89
89
81
81
81
81
81
81
84
84
84
84
84
84
9

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
34
34
34
34
34
34
0

ISS Passover

Visibility (miles)

10
10
10
10
8
8
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
Light Rain
Light Rain
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
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

39
48
51
51
49
49
28
13
17
12
14
13
6
4
4
3
2
2
0
0
0
0
0
0

Precipitation Amount (mm)

0.38
0.74
1.1
1.08
0.85
0.79
0.27
0.05
0.09
0.05
0.06
0.04
0.02
0.01
0.02
0.02
0.02
0.01
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
80
83
85
87
89
92
95
96
97
96
92
85
76
66
59
55
52
49
50
54
61
67
72

Pressure (mb)

1014
1015
1015
1015
1015
1015
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1020
1020
1021
1022
1022

Ozone (du)

325
324
325
325
327
328
331
332
331
331
330
333
331
328
326
324
323
326
327
329
329
329
327
320

Thursday 30

Waning Crescent 27%

00:53

16:33

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

Sun - Rise: 06:49, Set: 18:30, Transit: 12:39. Moon - Rise: 00:53, Set: 16:33. Civil Dark: 18:58 - 06:20. Nautical Dark: 19:31 - 05:47. Astro Dark: 20:05 - 05:14

Total Clouds (% Sky Obscured)

9
9
9
9
9
13
13
13
13
13
13
5
5
5
5
5
5
91
91
91
91
91
91
46

Low Clouds (% Sky Obscured)

2
2
2
2
2
12
12
12
12
12
12
3
3
3
3
3
3
91
91
91
91
91
91
4

Medium Clouds (% Sky Obscured)

9
9
9
9
9
1
1
1
1
1
1
2
2
2
2
2
2
84
84
84
84
84
84
46

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)

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

Chance of Frost

Temperature (°C)

9
8
8
7
7
7
7
7
6
6
6
7
9
11
13
14
14
15
16
17
16
15
13
11

Feels Like (°C)

8
7
7
6
6
6
6
6
5
5
5
7
8
11
13
14
14
15
16
17
16
15
13
11

Dew Point (°C)

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

Relative Humidity (%)

74
76
78
79
79
80
83
86
87
88
89
87
80
70
63
59
56
52
49
46
47
52
60
66

Pressure (mb)

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

Ozone (du)

318
317
316
314
312
312
310
307
305
304
303
301
299
299
299
299
298
298
298
298
298
297
297
297

Friday 1

Waning Crescent 18%

01:59

17:06

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

Sun - Rise: 06:50, Set: 18:28, Transit: 12:39. Moon - Rise: 01:59, Set: 17:06. Civil Dark: 18:56 - 06:21. Nautical Dark: 19:29 - 05:48. Astro Dark: 20:03 - 05:15

Total Clouds (% Sky Obscured)

46
46
46
46
46
0
0
0
0
0
0
31
31
31
31
31
31
0
0
0
0
0
0
1

Low Clouds (% Sky Obscured)

4
4
4
4
4
0
0
0
0
0
0
4
4
4
4
4
4
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

46
46
46
46
46
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
29
29
29
29
29
29
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)

3
3
3
3
3
3
3
2
2
2
2
2
3
3
3
4
3
3
4
4
4
4
3
3

Chance of Frost

Temperature (°C)

9
8
8
7
7
6
6
5
4
4
4
5
7
11
13
15
16
16
16
16
15
13
12
11

Feels Like (°C)

9
8
7
7
7
6
6
5
4
4
4
5
7
11
13
15
16
16
16
16
15
13
12
11

Dew Point (°C)

4
4
3
3
3
3
3
3
3
3
3
3
4
4
5
4
4
4
4
5
5
5
5
4

Relative Humidity (%)

70
73
75
76
78
81
85
88
89
91
91
90
81
66
56
49
45
44
45
49
53
56
60
63

Pressure (mb)

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

Ozone (du)

297
297
297
297
297
296
294
292
290
289
289
288
288
287
286
286
285
284
284
285
285
284
283
282

Saturday 2

Waning Crescent 10%

03:10

17:34

21 Good
22 Good
23 Good
00 Good
01 Good
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 Good
15 Good
16 Good
17 Good
18 Good
19 Good
20 Bad

Sun - Rise: 06:51, Set: 18:26, Transit: 12:39. Moon - Rise: 03:10, Set: 17:34. Civil Dark: 18:55 - 06:23. Nautical Dark: 19:28 - 05:50. Astro Dark: 20:01 - 05:16

Total Clouds (% Sky Obscured)

1
1
1
1
1
87
87
87
87
87
87
81
81
81
81
81
81
9
9
9
9
9
9
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
6
6
6
6
6
55

Medium Clouds (% Sky Obscured)

1
1
1
1
1
87
87
87
87
87
87
16
16
16
16
16
16
8
8
8
8
8
8
98

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
78
78
78
78
78
78
0
0
0
0
0
0
6

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)

3
3
3
3
3
3
3
3
3
3
3
3
4
4
4
5
5
5
5
5
5
4
4
3

Chance of Frost

Temperature (°C)

10
9
8
7
7
6
5
5
4
4
4
5
7
9
11
13
15
16
16
15
14
13
12
11

Feels Like (°C)

10
9
8
7
7
6
5
5
4
4
4
4
6
8
11
13
15
16
16
15
14
13
12
11

Dew Point (°C)

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

Relative Humidity (%)

66
68
70
73
76
79
83
86
87
88
87
86
81
72
65
59
53
50
50
52
55
59
63
67

Pressure (mb)

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

Ozone (du)

282
283
283
282
282
281
280
280
280
281
281
281
282
282
282
282
281
280
280
281
281
281
281
281

Forecast for Chester, Windsor County, US (43.26,-72.60)

Generated: 26/09/21 21:28:58. Forecast: 26/09/21 to 02/10/21. Timezone: UTC-4.00