7
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TUESDA, JULY 16, 1985
IRMA TOOK A MORE NORTHEASTERLY TRACK NEAR THE RYUKYUS ON JUNE 29. IT SKIRTED THE COAST OF SOUTHERN HONSHU ON JUNE 30, AND BY THE END OF THE DAY, WAS CENTRED ABOUT 90 NAUTICAL MILES SOUTHWEST OF TOKYO, MOVING NORTHEASTWARDS.
1
IRMA CAUSED SOME DEATHS, AND DESTRUCTION IN JAPAN.
DURING THE MONTH ONE INCOMING AIRCRAFT WAS DIVERTED FROM HONG KONG DUE TO ADVERSE WEATHER ASSOCIATED WITH TYPHOON HAL, 11 FLIGHTS WERE CANCELLED AND 26 DELAYED.
THUNDERSTORM WARNINGS WERE ISSUED ON JUNE 7, 13, 25, 26 AND 27. FLOOD WARNINGS WERE ISSUED ON JUNE 7, 25 AND 26. A LANDSLIP WARNING WAS ISSUED ON JUNE 25. NO FIRE DANGER WARNINGS WAS ISSUED DURING THE MONTH.
SIGNALS HOISTED DURING THE MONTH WERE AS FOLLOWS:
WEATHER SYSTEM
SIGNAL
DATE AND TIME OF HOISTING
DATE AND TIME OF LOWERING
NORTHEAST MONSOON STRONG MONSOON
NORTHEAST MONSOON STRONG MONSOON
NORTHEAST MONSOON
TYPHOON HAL
STRONG MONSOON
1
3
JUNE 14 1.00 AM
JUNE 15 11.00 PM
JUNE 18 1.05 PM
JUNE 22 10.00 AM
JUNE 23 12.40 AM
8 NW
JUNE 24 4.15 AM
3
JUNE 24 8.00 PM
JUNE 15 8.15 AM
JUNE 16 4.20 PM
JUNE 20 8.10 AM
JUNE 23 12.40 AM
JUNE 24 4.15 AM
JUNE 24 8.00 PM
JUNE 25 10.45 AM
NORTHEAST MONSOON STRONG MONSOON
JUNE 29 9.45 PM
JUNE 30 5.00 AM
THE MONTH'S FIGURES AND DEPARTURES FROM NORMAL WERE:
SUNSHINE
RAINFALL
CLOUDINESS
RELATIVE HUMIDITY
94.5 HOURS - 64.7 HOURS BELOW NORMAL
=
378.4 MM 53.4 MM BELOW NORMAL
81 PER CENT SIX PER CENT MORE THAN
NORMAL
84 PER CENT NORMAL
E
MBAN MAXIMUM