Guide to Instruments and Methods of Observation (WMO-No. 8)

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LATEST VERSION OF THE WMO-No. 8

GUIDE TO INSTRUMENTS AND METHODS OF OBSERVATION
(WMO-No. 8), 2023 edition

Translated versions in Arabic, Chinese, French, Spanish  and Russian are available from the WMO Library.

(Note: Previous editions of the WMO-No. 8 are available from WMO Library by sending a request to library(at)wmo.int.)

 

VOLUME I

MEASUREMENT OF METEOROLOGICAL VARIABLES

Chapter 1

General

Chapter 2

Measurement of temperature

Chapter 3

Measurement of atmospheric pressure

Chapter 4

Measurement of humidity

Chapter 5

Measurement of surface wind

Chapter 6

Measurement of precipitation

Chapter 7

Measurement of radiation

Chapter 8

Measurement of sunshine duration

Chapter 9

Measurement of visibility

Chapter 10

Measurement of evaporation

Chapter 11

Measurement of soil moisture

Chapter 12

Measurement of upper-air pressure, temperature and humidity

Chapter 13

Measurement of upper wind

Chapter 14

Observation of present and past weather; state of the ground

Chapter 15

Observation and measurement of clouds

Chapter 16

Measurement of atmospheric composition

VOLUME II

MEASUREMENT OF CRYOSPHERIC VARIABLES

Chapter 1

General

Chapter 2

Measurement of snow

Chapter 3

Measurement of glaciers

VOLUME III

OBSERVING SYSTEMS

Chapter 1

Measurements at automatic weather stations

Chapter 2

Measurements and observations at aeronautical meteorological stations 

Chapter 3

Aircraft based observations

Chapter 4

Marine observation

Chapter 5

Special profiling techniques for the boundary layer and the troposphere

Chapter 6

Electromagnetic methods of lightning detection

Chapter 7

Radar measurements

Chapter 8

Balloon techniques

Chapter 9

Urban observations

Chapter 10

Road meteorological measurement

VOLUME IV

SPACE-BASED OBSERVATIONS

Chapter 1

Introduction

Chapter 2

Principles of Earth observation from space

Chapter 3

Remote-sensing instruments

Chapter 4

Satellite programmes

Chapter 5

Space-based observation of geophysical variables

Chapter 6

Calibration and validation

Chapter 7

Cross-cutting issues

VOLUME V

QUALITY ASSURANCE AND MANAGEMENT OF OBSERVING SYSTEMS

Chapter 1

Quality Management

Chapter 2

Sampling meteorological variables

Chapter 3

Data reduction

Chapter 4

Testing, calibration and intercomparison

Chapter 5

Training of instrument specialists