Tropical Storm Risk (TSR)

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Tropical Depression CRISTINA: Storm-centered zoom at 0 hours lead

Storm Tracker Map

Current Satellite Images
Region	Image Type
Atlantic	IR	Visible
Atlantic	WV	IR En
NE Pacific	IR	Visible
NW Pacific	IR	WV
Indian Ocean	IR	Visible
W Australia	IR	WV
E Australia	IR	WV
SW Pacific	IR	WV

Tropical Cyclone Windspeed Scale
Strength	Category	1 Minute Maximum Sustained Winds
Strength	Category	knots	mph	km/h
Tropical Depression	TD	<34	<39	<63
Tropical Storm	TS	34-63	39-73	63-118
Hurricane	Cat 1	64-82	74-95	119-153
Hurricane	Cat 2	83-95	96-110	154-177
Intense Hurricane	Cat 3	96-113	111-130	178-210
Intense Hurricane	Cat 4	114-135	131-155	211-250
Intense Hurricane	Cat 5	>135	>155	>250

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Wind Probabilities
Prior Affected Area

Tropical Storm Wind Probabilities

Current
To 9 hours lead
To 21 hours lead
To 33 hours lead

Cat 1 or Above Wind Probabilities

Current
To 9 hours lead
To 21 hours lead
To 33 hours lead

Point Zooms

0 hours lead
9 hours lead
21 hours lead
33 hours lead

Prior Wind Affected Areas

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Researched and Developed by Mark Saunders, Frank Roberts and Adam Lea
TSR Version 4.0 Copyright © 2007 UCL University College London, Gower Street, London WC1E 6BT
Last updated on 2 Jul, 2008 8:47 GMT

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