Geography

Geography

Niwa Climate Station Codes

CODE

TABLE AND DESCRIPTION

00

MTHLY_STATS: TOTAL RAINFALL

01

MTHLY_STATS: WET DAYS with rainfall 1 mm or more

02

MTHLY_STATS: MEAN AIR TEMPERATURE; 0.5* (MAX + MIN)

03

MTHLY_STATS: MEAN MAXIMUM TEMPERATURE from daily Maxs

04

MTHLY_STATS: MEAN MINIMUM TEMPERATURE from daily Mins

05

MTHLY_STATS: MEAN DAILY GRASS-MIN from dly Grass-mins

06

MTHLY_STATS: EXTREME MAXIMUM TEMPERATURE

07

MTHLY_STATS: EXTREME MINIMUM TEMPERATURE

08

MTHLY_STATS: EXTREME GRASS-MINIMUM TEMPERATURE

09

MTHLY_STATS: TOTAL SUNSHINE

10

MTHLY_STATS: MEAN EARTH TEMPERATURE at 5cm depth

11

MTHLY_STATS: MEAN EARTH TEMPERATURE at 10cm depth

12

MTHLY_STATS: MEAN EARTH TEMPERATURE at 20cm depth

13

MTHLY_STATS: MEAN EARTH TEMPERATURE at 30cm depth

14

MTHLY_STATS: MEAN EARTH TEMPERATURE at 100cm depth

15

MTHLY_STATS: MEAN DAILY WIND RUN (km) with NO direction

16

MTHLY_STATS: MEAN VAPOUR PRESSURE

17

MTHLY_STATS: MEAN DAILY RADIATION (Global)

18

MTHLY_STATS: MAXIMUM DAILY WIND RUN (km)

19

MTHLY_STATS: TOTAL EVAPORATION from Sunken Pan

20

MTHLY_STATS: TOTAL EVAPORATION from Raised Pan

21

MTHLY_STATS: DAYS OF OCCURRENCE (THUNDER)

22

MTHLY_STATS: DAYS OF OCCURRENCE (GROUND FROST)

23

MTHLY_STATS: DAYS OF OCCURRENCE (SCREEN FROST)

24

MTHLY_STATS: DAYS OF OCCURRENCE (GALE)

25

MTHLY_STATS: DAYS OF OCCURRENCE (FOG)

26

MTHLY_STATS: DAYS OF OCCURRENCE (HAIL)

27

MTHLY_STATS: DAYS OF OCCURRENCE (LIGHTNING)

28

MTHLY_STATS: DAYS OF OCCURRENCE (SNOW)

29

MTHLY_STATS: DAYS OF OCCURRENCE (SNOW LYING)

30

MTHLY_STATS: MEAN PRESSURE at 0900 local time

31

MTHLY_STATS: DAYS OF OCCURRENCE (GUSTS over 32 knots)

32

MTHLY_STATS: DAYS OF OCCURRENCE (GUSTS over 50 knots)

33

MTHLY_STATS: MEAN WIND SPEED (NO direction)

34

MTHLY_STATS: TOTAL PENMAN POTENTIAL EVAPO-TRANSPIRATION

35

MTHLY_STATS: TOTAL PRIESTLY-TAYLOR POTENTIAL EVAPO-TRANSPIRATION

36

MTHLY_STATS: TOTAL PENMAN OPEN WATER EVAPORATION

37

MTHLY_STATS: TOTAL GROWING DEGREE DAYS for 5 deg C.

38

MTHLY_STATS: TOTAL GROWING DEGREE DAYS for 10 deg C.

39

MTHLY_STATS: TOTAL COOLING DEGREE DAYS for 18 deg C.

40

MTHLY_STATS: RAIN DAYS with 0.1 mm or more

41

MTHLY_STATS: MAXIMUM 1-DAY RAINFALL

42

MTHLY_STATS: MEAN CLOUD AMOUNT

43

MTHLY_STATS: LOWEST DAILY MAXIMUM TEMPERATURE

44

MTHLY_STATS: HIGHEST MINIMUM TEMPERATURE

45

MTHLY_STATS: MAXIMUM GUST SPEED (see 46 for direction)

46

MTHLY_STATS: MAXIMUM GUST DIRECTION (for gust speed)

47

MTHLY_STATS: MEAN EARTH TEMPERATURE at 50cm depth

48

MTHLY_STATS: MEAN DAILY RADIATION (diRect).

49

MTHLY_STATS: MEAN DAILY RADIATION (diFfuse)

50

MTHLY_STATS: MAXIMUM 10-minute rainfall

51

MTHLY_STATS: MAXIMUM 20-minute rainfall

52

MTHLY_STATS: MAXIMUM 30-minute rainfall

53

MTHLY_STATS: MAXIMUM 1-hour rainfall

54

MTHLY_STATS: MAXIMUM 2-hour rainfall

55

MTHLY_STATS: MAXIMUM 6-hour rainfall

56

MTHLY_STATS: MAXIMUM 12-hour rainfall

57

MTHLY_STATS: MAXIMUM 24-hour rainfall

58

MTHLY_STATS: MAXIMUM 48-hour rainfall

59

MTHLY_STATS: MAXIMUM 72-hour rainfall

60

MTHLY_STATS: DAYS OF OCCURRENCE (GUSTS over 23 knots)

61

MTHLY_STATS: STD-DEV OF DAILY MEAN TEMPERATURE

62

MTHLY_STATS: LOWEST DAILY MEAN TEMPERATURE

63

MTHLY_STATS: HIGHEST DAILY MEAN TEMPERATURE

64

MTHLY_STATS: MEAN 9AM RELATIVE HUMIDITY

65

MTHLY_STATS: MEAN 9AM TEMPERATURE

66

MTHLY_STATS: MEAN DEFICIT OF SOIL MOISTURE (WBal AWC=150mm)

67

MTHLY_STATS: MAXIMUM DEFICIT OF SOIL MOISTURE (WBal AWC=150mm)

68

MTHLY_STATS: TOTAL HEATING DEGREE DAYS for 18 deg C.

69

MTHLY_STATS: MEAN SOIL MOISTURE Percent at 20cm depth

70

MTHLY_STATS: MAXIMUM SOIL MOISTURE Percent at 20cm depth

71

MTHLY_STATS: MINIMUM SOIL MOISTURE Percent at 20cm depth

72

MTHLY_STATS: DAYS OF RUNOFF (WBal AWC=150mm)

73

MTHLY_STATS: TOTAL RUNOFF (WBal AWC=150mm)

74

MTHLY_STATS: DAYS OF DEFICIT (WBal AWC=150mm)

75

MTHLY_STATS: TOTAL DEFICIT (WBal AWC=150mm)

76

MTHLY_STATS: DAYS WITH MAXIMUM AIR TEMPERATURE OVER 25.0 DEG C.

77

MTHLY_STATS: WINTER CHILL UNITS

78

MTHLY_STATS: WINTER CHILL HOURS

101

UPPER_AIR: UPPER WIND, Flights started

102

UPPER_AIR: UPPER WIND, Flights reaching 300hPa or more

111

UPPER_AIR: UPPER TEMP, Flights started

112

UPPER_AIR: UPPER TEMP, Flights reaching 300hPa or more

121

PRESSURE: MEAN SEA LEVEL PRESSURE FOR STATIONS ONLY REPORTING AT 9AM

122

PRESSURE: MEAN SEA LEVEL PRESSURE FOR STATIONS ONLY REPORTING SYNOPS

123

PRESSURE: MEAN SEA LEVEL PRESSURE FOR STATIONS REPORTING HOURLY

124

PRESSURE: STATION LEVEL PRESSURE FOR STATIONS ONLY REPORTING AT 9AM

125

PRESSURE: STATION LEVEL PRESSURE FOR STATIONS ONLY REPORTING SYNOPS

126

PRESSURE: STATION LEVEL PRESSURE FOR STATIONS REPORTING HOURLY

127

PRESSURE: TENDENCY AND CHANGES OF PRESSURE

131

SURFACE WIND: DAILY WIND RUN as a mean speed (NO direction)

132

SURFACE WIND: DIRECTION AND SPEED FOR STATIONS ONLY REPORTING AT 9AM

133

SURFACE WIND: DIRECTION AND SPEED FOR STATION ONLY REPORTING SYNOPS

134

SURFACE WIND: DIRECTION AND SPEED FOR STATIONS REPORTING HOURLY

141

MAX_GUST: MAXIMUM DAILY GUST (direction and speed)

142

MAX_GUST: MAXIMUM HOURLY GUST (direction and speed)

151

SUNSHINE: TOTAL DAILY SUNSHINE

152

SUNSHINE: TOTAL HOURLY SUNSHINE

161

RADIATION: TOTAL DAILY RADIATION (Global)

162

RADIATION: TOTAL HOURLY RADIATION (Global)

163

RADIATION: TOTAL HOURLY RADIATION (diFfuse)

164

RADIATION: TOTAL HOURLY RADIATION (diRect)

165

UV_RADIATION: 10-MIN RADIATION (UV) - for Lauder use.

166

RADIATION: TOTAL DAILY RADIATION (diFfuse)

167

RADIATION: TOTAL DAILY RADIATION (diRect)

171

EVAPORATION: TOTAL EVAPORATION from Raised Pan

172

EVAPORATION: TOTAL EVAPORATION from Sunken Pan

173

EVAPORATION: TOTAL EVAPORATION by Penman Open Water

174

EVAPORATION: TOTAL POTENTIAL ET by Penman

175

EVAPORATION: TOTAL POTENTIAL ET by Priestley-Taylor

181

RAIN: TOTAL DAILY RAINFALL

182

RAIN: TOTAL HOURLY RAINFALL

183

RAIN_RATE: TOTAL DAILY DIGITISED RAINFALL RATE DATA

184

RAIN: DAILY WATER BALANCE AT 9am (WBal AWC=150mm)

185

RAIN: TOTAL SYNOPTIC RAIN

191

SCREEN_OBS: SCREEN AIR TEMPERATURE FOR STATIONS ONLY REPORTING AT 9AM

192

SCREEN_OBS: SCREEN AIR TEMPERATURE FOR STATIONS ONLY REPORTING SYNOPS

193

SCREEN_OBS: SCREEN AIR TEMPERATURE FOR STATIONS REPORTING HOURLY

201

MAX_MIN_TEMP: DAILY MAXIMUM TEMP (and implied MINIMUM TEMP)

202

MAX_MIN_TEMP: DAILY GRASS-MINIMUM TEMP.

203

MAX_MIN_TEMP: HOURLY MAXIMUM TEMP (and implied MINIMUM TEMP)

204

MAX_MIN_TEMP: HOURLY GRASS-MINIMUM TEMP.

205

MAX_MIN_TEMP: HOURLY MEAN TEMP (and implied RELATIVE HUMIDITY)

206

MAX_MIN_TEMP: SYNOPTIC MAXIMUM TEMP (and implied MINIMUM TEMP)

211

EARTH_TEMP: DAILY EARTH TEMPERATURE at 5cm depth

212

EARTH_TEMP: DAILY EARTH TEMPERATURE at 10cm depth

213

EARTH_TEMP: DAILY EARTH TEMPERATURE at 20cm depth

214

EARTH_TEMP: DAILY EARTH TEMPERATURE at 30cm depth

215

EARTH_TEMP: DAILY EARTH TEMPERATURE at 50cm depth

216

EARTH_TEMP: DAILY EARTH TEMPERATURE at 100cm depth

221

TEN_MIN: MEAN SPEED (count of records, frequency 'T')

222

TEN_MIN: GUST SPEED (count of records, frequency 'T')

223

TEN_MIN: MEAN TEMP and RH (Count of records, frequency 'T')

224

TEN_MIN: RAINFALL (count of records, frequency 'T')

225

TEN_MIN: PRESSURE_MSL (count of records, frequency 'T')

226

TEN_MIN: GLOBAL RADIATION (count of records, frequency 'T')

227

TEN_MIN: DIFFUSE RADIATION (count of records, frequency 'T')

228

TEN_MIN: DIRECT RADIATION (count of records, frequency 'T')

231

SOIL_MOISTURE: HOURLY SOIL MOISTURE. Percent at 20cm depth.

241

CLOUD_SYSTEM: TOTAL CLOUD AMOUNT.

242

CLOUD_SYSTEM: CLOUD DATA OTHER THAN TOTAL_CLOUD_AMOUNT.

251

CLOUD_LAYER:

261

SNOW: Total depth > 0 (snow lying on the ground)

271

LIGHTNING: Hourly counts of flashes.

281

WEATHER_PHEN: Days of Occurrences of selected weather elements

291

WEATHER: Visibility - kilometres.

292

WEATHER: Coded present weather and past weather.

301

REMARKS: Remarks from METAR (count of remarks, frequency 'H')

302

REMARKS: Remarks from SYNOP (count of remarks, frequency 'S')

303

REMARKS: Remarks from SHIPS (count of remarks, frequency 'S')

900

NORMAL (N_STATS_MTHLY): Special Order Only: TOTAL RAIN

902

NORMAL (N_STATS_MTHLY): Special Order Only: MEAN AIR TEMPERATURE; 0.5* (MAX + MIN)

903

NORMAL (N_STATS_MTHLY): Special Order Only: MEAN MAXIMUM TEMPERATURE from daily Maxs

904

NORMAL (N_STATS_MTHLY): Special Order Only: MEAN MINIMUM TEMPERATURE from daily Mins

909

NORMAL (N_STATS_MTHLY): Special Order Only: TOTAL SUNSHINE

930

NORMAL (N_STATS_MTHLY): Special Order Only: MEAN PRESSURE at 0900 Local time