XN000022-1990-03-11 — Page 13

WEATHER

SYSTEM

12

SUNDAY, MARCH 11, 1990

SIGNALS HOISTED DURING THE MONTH WERE AS FOLLOWS:

SIGNAL

DATE AND TIME

OF HOISTING

DATE AND TIME OF LOWERING

WINTER

STRONG

JANUARY 31

6.20 PM

FEBRUARY 1

8.45 AM

MONSOON

MONSOON

WINTER

STRONG

FEBRUARY 9

7.05 AM

FEBRUARY 9

10.15 AM

MONSOON

MONSOON

WINTER

STRONG

FEBRUARY 16

11 PM

FEBRUARY 17

3 PM

MONSOON

MONSOON

WINTER

STRONG

FEBRUARY 20

4.40 AM

FEBRUARY 20

10.15 AM

MONSOON

MONSOON

WINTER

STRONG

FEBRUARY 27

5 AM

FEBRUARY 28

5 AM

MONSOON

MONSOON

THE MONTH'S FIGURES AND DEPARTURES FROM NORMAL WERE:

TOTAL BRIGHT SUNSHINE

MEAN DAILY GLOBAL SOLAR RADIATION

TOTAL RAINFALL

MEAN AMOUNT OF CLOUD

56.4 HOURS :

52.3 HOURS BELOW NORMAL

7.47 MJ/SQUARE NETRE

3.62 MJ/SQUARE METRE BELOW NORMAL

195.7 MM;

153.8 MM ABOVE NORMAL

85 PER CENT

:

14 PER CENT MORE THAN NORMAL

MEAN RELATIVE HUMIDITY

86 PER CENT

;

18.2 DEGREES CELSIUS

MEAN DAILY MAXIMUM

AIR TEMPERATURE

MEAN AIR TEMPERATURE

16.2 DEGREES CELSIUS

;

8 PER CENT HIGHER THAN NORMAL

0.6 DEGREE CELSIUS BELOW NORMAL

0.3 DEGREE CELSIUS ABOVE NORMAL

MEAN DAILY MINIMUM

AIR TEMPERATURE

MBAN DEW POINT

14.5 DEGREES CELSIUS

13.8 DEGREES CELSIUS

;

TOTAL EVAPORATION

44.1 MM

0.8 DEGREE CELSIUS ABOVE NORMAL

2.1 DEGREES CELSIUS ABOVE NORMAL

37.8 MM BELOW NORMAL

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