Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 3

Waning Crescent 22%

01:42

14:07

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

Sun - Rise: 06:34, Set: 16:56, Transit: 11:44. Moon - Rise: 01:42, Set: 14:07. Civil Dark: 17:24 - 06:06. Nautical Dark: 17:56 - 05:34. Astro Dark: 18:28 - 05:02

Total Clouds (% Sky Obscured)

86
90
91
90
65
73
62
35
27
23
72
33
9
6
5
6
20
19
1
2
1
1
1
1

Low Clouds (% Sky Obscured)

4
6
8
8
6
11
10
11
7
1
0
0
0
0
0
0
11
12
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

41
33
51
36
18
19
17
13
7
11
10
6
2
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

76
80
72
77
64
52
42
11
10
6
57
23
4
1
2
2
2
2
1
2
1
1
1
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
15
16
17
17
18
18
18
16
16
16
15
14
14
13
13
13
13
13
13
13
13
14
17

Dew Point (°C)

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

Relative Humidity (%)

58
53
48
46
44
45
48
55
60
64
65
62
61
63
66
70
72
76
80
84
87
88
82
73

Pressure (mb)

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

Ozone (du)

271
269
266
265
266
266
265
266
267
265
264
263
262
260
260
260
260
260
259
260
262
263
264
265

Wednesday 4

Waning Crescent 14%

02:48

14:30

10 Good
11 OK
12 OK
13 OK
14 OK
15 Bad
16 Bad
17 OK
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: 06:35, Set: 16:55, Transit: 11:44. Moon - Rise: 02:48, Set: 14:30. Civil Dark: 17:23 - 06:07. Nautical Dark: 17:55 - 05:35. Astro Dark: 18:27 - 05:03

Total Clouds (% Sky Obscured)

1
20
20
21
24
98
92
21
77
100
100
96
99
92
100
97
100
98
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
9
9
9
13
17
0
1
0
12
19
21
19
25
29
33
35
39
33
57
56
87
91
98

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
28
39
48
62
72
96
100
100
98
57

High Clouds (% Sky Obscured)

1
0
1
2
2
95
74
21
67
100
100
88
98
65
100
77
100
67
100
100
100
100
100
90

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
2
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
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
8
16
65
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1.2
1.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
20
21
22
22
22
21
20
18
18
17
16
16
16
16
16
16
16
16
16
16
17
17
17

Feels Like (°C)

18
20
21
22
22
22
20
20
18
18
16
16
16
15
15
15
15
16
16
16
16
17
17
17

Dew Point (°C)

11
12
11
11
11
12
13
13
12
13
13
13
13
13
14
14
14
15
15
15
15
15
16
16

Relative Humidity (%)

65
59
52
49
49
53
57
63
68
76
81
83
83
86
89
89
90
90
90
92
90
90
95
95

Pressure (mb)

1022
1021
1020
1019
1019
1018
1018
1018
1018
1018
1018
1017
1017
1016
1016
1016
1015
1015
1015
1015
1014
1015
1015
1015

Ozone (du)

265
266
266
266
265
264
265
264
264
265
266
266
266
265
264
264
265
265
266
267
268
271
272
275

Thursday 5

Waning Crescent 7%

03:54

14:53

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: 06:37, Set: 16:54, Transit: 11:45. Moon - Rise: 03:54, Set: 14:53. Civil Dark: 17:22 - 06:08. Nautical Dark: 17:54 - 05:36. Astro Dark: 18:26 - 05:04

Total Clouds (% Sky Obscured)

100
90
100
100
96
87
95
100
100
97
92
100
100
97
100
100
99
100
100
100
100
100
100
95

Low Clouds (% Sky Obscured)

95
60
100
99
96
87
64
89
92
93
92
98
95
46
34
39
64
95
95
97
97
82
86
29

Medium Clouds (% Sky Obscured)

45
37
43
32
70
20
46
30
36
28
24
24
22
2
8
20
28
25
36
52
93
88
96
81

High Clouds (% Sky Obscured)

86
0
0
2
2
6
68
99
100
77
46
100
100
86
97
97
74
100
100
100
100
100
100
78

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
5
9
6
4
9
8
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
Light Rain
Light Rain
None
Light Rain
None
None
None
None
None

Precipitation Probability (%)

30
19
17
11
16
10
13
8
13
8
20
19
42
39
52
65
62
39
68
34
29
88
48
27

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.4
0
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

8
8
10
7
6
6
6
4
4
4
5
6
5
5
4
4
3
3
2
2
2
2
1
2

Chance of Frost

Temperature (°C)

18
19
21
19
20
20
20
19
19
19
19
19
19
18
18
18
17
17
17
17
17
17
18
18

Feels Like (°C)

18
19
21
20
20
21
20
21
20
20
19
19
19
19
18
18
18
19
18
18
18
18
19
19

Dew Point (°C)

17
16
16
16
16
17
16
16
16
16
15
15
16
17
17
17
17
17
17
17
16
16
16
16

Relative Humidity (%)

90
84
73
82
79
79
79
82
84
82
80
81
85
89
92
95
98
98
96
96
95
92
89
89

Pressure (mb)

1015
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

276
275
275
274
273
275
275
276
276
276
277
277
278
279
279
279
277
277
277
279
279
281
283
285

Friday 6

Waning Crescent 7%

04:59

15:16

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: 06:38, Set: 16:53, Transit: 11:45. Moon - Rise: 04:59, Set: 15:16. Civil Dark: 17:21 - 06:09. Nautical Dark: 17:53 - 05:37. Astro Dark: 18:25 - 05:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
91
100
99
97
96
96
93
89
91
88
81
85
85
80

Low Clouds (% Sky Obscured)

84
62
51
22
23
28
26
22
14
14
19
24
96
96
96
92
61
22
26
30
28
37
32
28

Medium Clouds (% Sky Obscured)

98
99
99
29
71
100
100
100
100
76
68
87
44
34
38
41
43
36
33
29
25
26
23
27

High Clouds (% Sky Obscured)

90
91
100
100
100
100
100
100
100
100
77
75
56
29
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

61
91
81
95
95
95
95
95
95
95
95
95
95
66
11
10
7
1
10
10
15
13
12
9

Precipitation Amount (mm)

0
0.3
0.3
0.5
0.8
1.1
3.7
6.2
9.6
1.8
1
0.4
0.8
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

2
2
2
2
3
4
2
4
4
5
5
7
9
10
10
10
9
8
7
7
7
7
8
8

Chance of Frost

Temperature (°C)

20
19
19
20
20
20
19
18
18
18
17
17
16
15
15
14
13
13
12
12
12
11
11
12

Feels Like (°C)

21
20
19
20
19
19
19
18
18
17
17
15
13
11
10
9
9
9
10
9
9
8
8
9

Dew Point (°C)

14
15
13
12
11
10
11
11
11
11
11
9
8
7
7
5
4
4
3
3
3
3
2
2

Relative Humidity (%)

70
77
67
60
56
55
60
62
65
65
64
60
59
58
59
56
54
54
53
53
55
56
54
52

Pressure (mb)

1013
1012
1011
1011
1011
1010
1009
1010
1010
1010
1010
1011
1011
1011
1011
1012
1012
1012
1013
1013
1014
1015
1015
1015

Ozone (du)

285
285
285
284
284
285
284
284
286
290
289
290
296
303
307
299
300
301
302
302
302
303
300
299

Saturday 7

Waning Crescent 3%

06:05

15:40

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 OK
06 OK
07 OK
08 OK
09 OK

Sun - Rise: 06:39, Set: 16:52, Transit: 11:45. Moon - Rise: 06:05, Set: 15:40. Civil Dark: 17:20 - 06:10. Nautical Dark: 17:52 - 05:38. Astro Dark: 18:24 - 05:06

Total Clouds (% Sky Obscured)

88
92
90
87
79
72
66
65
61
64
64
62
69
71
94
79
66
52
48
44
40
47
44
46

Low Clouds (% Sky Obscured)

55
78
63
53
41
31
34
37
34
29
22
13
20
22
22
23
22
20
24
31
39
47
44
45

Medium Clouds (% Sky Obscured)

31
34
34
43
44
46
43
41
36
38
36
38
40
46
52
18
9
2
2
2
1
4
9
13

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
5
5
3
5
4
55
65
53
35
25
12
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 (%)

7
4
0
0
1
0
1
1
1
2
4
1
3
3
0
34
18
2
1
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
8
9
9
8
9
8
5
4
3
4
5
5
4
4
4
5
5
5
5
4
4
5
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
9
9
10
11
10
11
11
11
11
10
9
9
9
8
6
7
7
6
6
6
6
8
8

Dew Point (°C)

2
3
2
2
2
2
2
2
2
2
2
0
-0
-0
-0
-1
-0
-1
-1
-1
-1
-0
-0
-1

Relative Humidity (%)

50
49
48
45
44
44
47
48
49
52
51
47
47
48
48
47
48
48
48
50
50
52
48
44

Pressure (mb)

1015
1015
1015
1014
1014
1015
1015
1015
1016
1016
1016
1016
1017
1017
1017
1016
1016
1015
1015
1016
1016
1016
1016
1016

Ozone (du)

298
300
300
298
299
301
304
303
301
304
305
306
306
305
304
304
304
304
304
304
303
303
304
305

Sunday 8

Waning Crescent 1%

07:10

16:08

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK
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
09 Good

Sun - Rise: 06:40, Set: 16:51, Transit: 11:45. Moon - Rise: 07:10, Set: 16:08. Civil Dark: 17:19 - 06:11. Nautical Dark: 17:51 - 05:39. Astro Dark: 18:23 - 05:07

Total Clouds (% Sky Obscured)

49
55
60
64
66
66
58
50
41
28
14
0
0
1
1
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

48
48
52
52
53
64
58
50
41
28
14
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

11
9
7
5
2
0
3
8
12
9
6
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

7
15
19
20
28
37
26
15
4
3
2
0
0
1
1
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 (%)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-1
-2
-2
-2
-2
-1
-1
-1
-1
-2
-2
-2
-2
-2
-1
-1
-1
0
0
1
1
2

Relative Humidity (%)

41
38
35
33
32
33
33
36
39
42
42
43
43
46
48
51
54
56
59
62
64
66
61
56

Pressure (mb)

1016
1016
1015
1014
1014
1014
1013
1014
1014
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1016
1016
1017
1017
1018

Ozone (du)

306
305
304
302
302
301
300
300
300
299
302
304
306
309
311
314
314
314
315
315
315
315
316
317

Monday 9

New Moon 0%

08:13

16:41

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 Good

Sun - Rise: 06:41, Set: 16:50, Transit: 11:45. Moon - Rise: 08:13, Set: 16:41. Civil Dark: 17:18 - 06:13. Nautical Dark: 17:51 - 05:40. Astro Dark: 18:22 - 05:08

Total Clouds (% Sky Obscured)

0
1
1
2
1
1
2
2
2
2
2
2
2
2
2
1
1
0
6
13
17

Low Clouds (% Sky Obscured)

0
1
1
2
1
1
2
1
1
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

High Clouds (% Sky Obscured)

0
0
0
0
1
1
1
2
2
2
2
2
2
2
2
1
1
0
6
13
17

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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

11
11
11
11
10
9
8
7
6
5
5
5
5
4
4
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
2
2
1
1
1
1
0
-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-2

Relative Humidity (%)

53
47
44
39
39
39
39
42
44
47
49
51
53
54
54
56
56
58
58
59
60

Pressure (mb)

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

Ozone (du)

318
315
313
310
305
300
296
293
289
286
284
283
281
280
280
279
279
279
279
279
280

Forecast for Swarthmore, Delaware, United States of America (39.90,-75.35)

Generated: 03/11/26 10:18:09. Forecast: 03/11/26 to 09/11/26. Timezone: UTC-5.00