pr_wthr_code |
# ambrose
records |
description |
NULL |
249 |
not assigned |
0 |
3,402 |
Cloud development not observed |
1 |
2,865 |
Clouds generally dissolving or becoming
less developed |
2 |
6,524 |
State of the sky unchanged |
3 |
3,176 |
Clouds generally forming or developing |
4 |
27 |
Visibility reduced by smoke |
5 |
2,110 |
Haze |
6 |
9 |
Widespread dust in suspension in the
air, not raised by wind |
7 |
3 |
Dust or sand raised by wind at or near
station at time of observation, but no well developed dust or sand whirls
or storms |
8 |
3 |
Well-developed dust or sand whirls seen
at or near station during preceding hour or time of observation but no
dust or sand storm |
9 |
0 |
Dust storm or sand storm within sight
duringobservation or during preceding hour |
10 |
904 |
Light fog (visibility 1,100 yards or
more) |
11 |
3 |
Patches of shallow fog or ice fog at
the station, not deeper than about 10 meters |
12 |
7 |
More or less continuous shallow fog or
ice fog, not deeper than about 10 meters |
13 |
11 |
Lightning visible, no thunder heard |
14 |
2 |
Precipitation within sight, not reaching
the surface of the sea |
15 |
5 |
Precipitation within sight, not reaching
the surface of the sea, but more than 5 km. from the ship |
16 |
4 |
Precipitation within sight, reaching
the surface of the sea, near to, but not at the ship |
17 |
0 |
Thunderstorm, but no precipitation at
time of observation |
18 |
3 |
Squalls at or within sight of the ship
during the preceding hour or at the time of observation |
19 |
0 |
Funnel cloud or water spout at or within
sight of the ship during the preceding hour or at time of observation |
20 |
153 |
Drizzle (not freezing) or snow grains |
21 |
194 |
Rain (not freezing) |
22 |
34 |
Snow |
23 |
7 |
Rain and snow or ice pellets, type(a) |
24 |
2 |
Freezing drizzle or freezing rain |
25 |
37 |
Shower(s) of rain |
26 |
5 |
Shower(s) of snow or of rain and snow |
27 |
3 |
Shower(s) of hail (ice pellets, type(b),
snow pellets), or of rain and hail (ice pellets, type(b), snow pellets) |
28 |
36 |
Fog or ice fog |
29 |
12 |
Thunderstorm, with or without precipitation |
30 |
1 |
Slight or moderate duststorm or sandstaorm
has decreased during the preceding hour |
40 |
39 |
Fog or ice fog at a distance at the time
of observation, but not at the ship during the preceding hour, the fog
or ice extending to a level above that of the observer |
41 |
29 |
Fog or ice fog in patches |
42 |
56 |
Fog or ice fog, sky visible has become
thinner during the preceding hour |
43 |
71 |
Fog or ice fog, sky invisible has become
thinner during the preceding hour |
44 |
130 |
Fog or ice fog, sky visible no appreciable
change during the preceding hour |
45 |
333 |
Fog or ice fog, sky invisible no appreciable
change during the preceding hour |
46 |
119 |
Fog or ice fog, sky visible has begun
or has become thicker during the preceding hour |
47 |
203 |
Fog or ice fog, sky invisible has begun
or has become thicker during the preceding hour |
50 |
173 |
Drizzle, not freezing, intermittent slight
at time of observation |
51 |
217 |
Drizzle, not freezing, continuous slight
at time of observation |
52 |
5 |
Drizzle, not freezing, intermittent moderate
at time of observation |
53 |
28 |
Drizzle, not freezing, continuous moderate
at time of observation |
54 |
1 |
Drizzle, not freezing, intermittent heavy
(dense) at time of observation |
55 |
7 |
Drizzle, not freezing, continuous heavy
(dense) at time of observation |
56 |
3 |
Drizzle, freezing, slight |
57 |
1 |
Drizzle, freezing, moderate or heavy
(dense) |
58 |
15 |
Drizzle and rain, slight |
59 |
2 |
Drizzle and rain, moderate or heavy |
60 |
132 |
Rain, not freezing, intermittent, slight
at time of observation |
61 |
261 |
Rain, not freezing, continuous, slight
at time of observation |
62 |
16 |
Rain, not freezing, intermittent, moderate
at time of observation |
63 |
92 |
Rain, not freezing, continuous, moderate
at time of observation |
64 |
10 |
Rain, not freezing, intermittent, heavy
at time of observation |
65 |
32 |
Rain, not freezing, continuous, heavy
at time of observation |
66 |
1 |
Rain, freezing, slight |
67 |
6 |
Rain, freezing, moderate or heavy |
68 |
14 |
Rain or drizzle and snow, slight |
69 |
4 |
Rain or drizzle and snow, moderate or
heavy |
70 |
48 |
Intermittent fall of snowflakes, slight
at time of observation |
71 |
87 |
Continuous fall of snowflakes, slight
at time of observation |
72 |
7 |
Intermittent fall of snowflakes, moderate
at time of observation |
73 |
45 |
Continuous fall of snowflakes, moderate
at time of observation |
74 |
0 |
Intermittent fall of snowflakes, heavy
at time of observation |
75 |
51 |
Continuous fall of snowflakes, heavy
at time of observation |
76 |
0 |
Ice prisms (with or without fog) |
77 |
9 |
Snow grains, with or without fog |
79 |
6 |
Ice pellets, type (a) (sleet US definition) |
80 |
15 |
Rain shower(s), slight |
81 |
7 |
Rain shower(s), moderate or heavy |
82 |
1 |
Rain shower(s), violent |
83 |
3 |
Shower of rain and snow mixed, slight |
84 |
2 |
Shower of rain and snow mixed, moderate
or heavy |
85 |
12 |
Snow shower(s), slight |
86 |
2 |
Snow shower(s), moderate or heavy |
87 |
2 |
Slight showers of snow or ice pellets,
type (b), with or without rain and/or snow mixed |
88 |
2 |
Moderate or heavy showers of snow or
ice pellets, type (b), with or without rain and/or snow mixed |
90 |
1 |
Moderate or heavy showers of hail, with
or without rain or rain and snow, slight mixed, not associated with thunder |
91 |
1 |
Slight rain at time of observation, thunderstorm
during preceding hour but not at time of observation |
92 |
2 |
Moderate or heavy rain at time of observation,
thunderstorm during preceding hour but not at time of observation |
93 |
3 |
Moderate or heavy snow or rain and snow
mixed or hail, at time of observation, thunderstorm during preceding hour
but not at time of observation |
94 |
2 |
Slight snow or rain and snow mixed or
hail, at time of observation, thunderstorm during preceding hour but not
at time of observation |
95 |
4 |
Thunderstorm, slight or moderate, without
hail, but with rain and/or snow at time of observation |
97 |
3 |
Thunderstorm, heavy, without hail, but
with rain and/or snow at time of observation |
99 |
2 |
Thunderstorm, heavy, with hail at time
of observation |