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Microsoft Word - MOB Summary 29 Nov 10.doc

is fully available from the “Invent” web site and planned to be moved across to the main site in the near future. • RV reported the hurricane forecast had been very accurate this year. One thing it had highlighted though was that despite being an active season, the impact was low, due to very little

Tropical cyclone forecast verification - northern hemisphere 2011

depressions (<34 knots) 5(5) 2(5) 1(2) 0(0) 8(12) Tropical storms (>34 knots, <64 knots) 9(6) 1(5) 12(7) 5(1) 27(19) Hurricanes/typhoons (>64 knots) 10(8) 10(3) 7(12) 1(4) 28(23) Total 24(19) 13(13) 20(21) 6(5) 63(58) Categories assigned based on 1-minute averaged winds Basin name abbreviations: NWP

Tropical cyclone verification northern hemisphere 2018

depressions (<34 knots) 7 (7) 3 (2) 1 (1) 0 (0) 11 (10) Tropical storms (34-63 knots) 12 (14) 10 (9) 7 (7) 4 (2) 33 (32) Hurricanes/typhoons (>63 knots) 16 (12) 13 (9) 8 (10) 4 (2) 41 (33) Total 35 (33) 26 (20) 16 (18)  8 (4) 85 (75) Categories assigned based on 1-minute averaged winds Basin name

Observed and forecast tracks: northern hemisphere 2019

, but subsequent forecasts were very good. Barbara (02E) 30 June-08 July 933 mb, 135 knots Forecasts for Hurricane barbara were very good with track forecast errors very low and skill scores high. Cosme (03E) 06-08 July 1001 mb, 45 knots Cosme was briefly a tropical storm and few forecasts were verified. 04E 12-14

Observed and forecast tracks: northern hemisphere 2015

. However, skill scores against CLIPER were mostly positive. Blanca (02E) 31 May-09 June 943 mb, 120 knots Track forecast errors for this hurricane were very low and skill scores very high. Carlos (03E) 10-17 June 978 mb, 80 knots Track forecast errors were above last season's average due to a left

Observed and forecast tracks: northern hemisphere 2018

near to or below last season's average. Norman (16E) 28 August - 08 September 937 mb, 130 knots Track forecast errors were near to last season's average. Olivia (17E) 01-14 September 948 mb, 115 knots Track forecast errors were low and skill scores high for this hurricane. Paul (18E) 08-12 September

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Factors that influence UK winters

regularly exceed 250 km per hour– the strength of the winds in the strongest hurricanes (known as Category 5). During winter, the polar vortex can strengthen and weaken. These changes exert an influence lower down in the atmosphere and ultimately on our weather. Changes in the polar vortex can mean

The Terra Nova expedition of 1911 - 1912

at Cape Evans a Northern Party was posted to Cape Adare in East Antarctica (February 1911 - January 1912), where they survived their first Antarctic Winter. In the register below it can be seen that the wind gusted to hurricane force for much of 9th May, this led the observer Raymond Priestley

America holiday weather

experienced during August and September when hurricane season peaks and storms can bring 250-500 mm rain in just two or three days. The winter months are the most dry and sunny with a slight breeze making the high temperatures most comfortable. South America climate South America's climate is widely

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Get winter ready

with boilers (66%) said theirs had never been serviced. And in spite of recent hurricane-force winds, four in five households (86%) admit to never having checked the stability of the trees on their property, and 88% have never checked their roofs for loose tiles. Looking at preparation for when

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