Tropical Temperate Troughs Leeann Simpson Definition Tropicaltemperate troughs

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Tropical Temperate Troughs Lee-ann Simpson

Tropical Temperate Troughs Lee-ann Simpson

Definition • Tropical-temperate troughs (TTT) are troughs that connect westerlies with tropical disturbances and

Definition • Tropical-temperate troughs (TTT) are troughs that connect westerlies with tropical disturbances and brings heavy rainfall to southern Africa. • Generally, a channel of warm, moist air and associated deep convection extends from the NW to the SE • One of the signatures of the TTT is strong inflow of tropical moisture by a low-level jet at 850 h. Pa (Todd & Washington 1999) Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 2

Frequency of occurrence Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019

Frequency of occurrence Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 3

Day 1 Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 4

Day 1 Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 4

Day 2 Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 5

Day 2 Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 5

Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 6

Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 6

Day 3 Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 7

Day 3 Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 7

Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 8

Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 8

Synoptic Analysis Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 9

Synoptic Analysis Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 9

Rainfall distribution Day 1 Washington and Todd 1998 Document reference: RTC-PRE-047. 2 Date of

Rainfall distribution Day 1 Washington and Todd 1998 Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 10

Day 2 Washington and Todd 1998 Document reference: RTC-PRE-047. 2 Date of last revision:

Day 2 Washington and Todd 1998 Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 11

Day 3 Washington and Todd 1998 Document reference: RTC-PRE-047. 2 Date of last revision:

Day 3 Washington and Todd 1998 Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 12

Day 4 Washington and Todd 1998 Document reference: RTC-PRE-047. 2 Date of last revision:

Day 4 Washington and Todd 1998 Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 13

Impact based alerts RAINFALL Document reference: RTC-PRE-047. 2 Date of last revision: 17 July

Impact based alerts RAINFALL Document reference: RTC-PRE-047. 2 Date of last revision: 17 July 2019 14

Temperate Zone TEMPERATE ZONE Temperate Rain Forest TEMPERATETemperate Zone TEMPERATE ZONE Temperate Rain Forest TEMPERATE
Temperate Grassland Andrew Jordan Temperate Grassland Temperate grasslandsTemperate Grassland Andrew Jordan Temperate Grassland Temperate grasslands
Foreste Temperate Le Foreste Temperate Le zone temperateForeste Temperate Le Foreste Temperate Le zone temperate
POLAR ZONE TEMPERATE ZONE TROPICAL ZONE TEMPERATE ZONEPOLAR ZONE TEMPERATE ZONE TROPICAL ZONE TEMPERATE ZONE
The Forecasting Process and Terminology Leeann Simpson 1The Forecasting Process and Terminology Leeann Simpson 1
Temperate Grassland Alex Ashley Nicole Temperate Grassland ATemperate Grassland Alex Ashley Nicole Temperate Grassland A
Temperate Forests Temperate forests are found primarily inTemperate Forests Temperate forests are found primarily in
Temperate Forest Temperate Forest Geography Northern Hemisphere SouthernTemperate Forest Temperate Forest Geography Northern Hemisphere Southern
Temperate Deciduous Forest Temperate Deciduous Forest Location WeTemperate Deciduous Forest Temperate Deciduous Forest Location We
Freshwater Fishes Freshwater communities Temperate Streams Temperate LakesFreshwater Fishes Freshwater communities Temperate Streams Temperate Lakes
above reproach temperate temperate prudentself controlled respectable hospitableabove reproach temperate temperate prudentself controlled respectable hospitable
Temperate Rainforest Victoria Neufeld Location of Temperate RainforestsTemperate Rainforest Victoria Neufeld Location of Temperate Rainforests
Biome Project Coniferous Forest Tundra Temperate Grassland TemperateBiome Project Coniferous Forest Tundra Temperate Grassland Temperate