TYPHOON '98: POST-DATA OBSERVATIONS
Location: Naga City, Philippines (13.6N 123.2E) 
Name: LOLENG (BABS / 9811)

Date: October 20 - 23
Stage: Typhoon  |   View Graph
OBS. #  TIME/DATE** (GMT) PRES. (mb.)  RATE OF CHANGE WIND SPD(kts) / DIR DIST. FROM STATION       REMARKS

 1
 2
 3
 4
 5



 6



 7


 8



 9



10


11


12


13


14




15



16





17




18



19





20



21



22




23


24




25







26 (Final)

8am/Oct 20 (0000)
8pm (1200)
5am/Oct. 21 
8am (0000)
11am 



2pm (0600)



5pm 


8pm (1200)



11pm



12am/Oct. 22


1am


2am (1800)


3am


4am




5am (2100)



6am





7am




8am (0000)



9am





10am



11am



2pm (0600)




5pm


8pm (1200)




8am/Oct. 23
(0000)






8pm (1200)

1008.8
1007.1
1003.7
1004.7
1003.0



 998.6



 997.0


 995.9



 990.5



 988.5


 985.1


 982.1


 979.7


 977.7




 976.0
 (Lowest
 Pressure Recorded)

 980.4





 982.7




 985.8



 989.2





 990.9



 992.9



 995.9




 998.6


1000.0




1006.1







1007.5

 ---
-1.7
-3.4
+1.0
-1.7



-4.4



-1.6


-1.1



-5.4



-2.0


-3.4


-3.0


-2.4


-2.0




-1.7



+4.4





+2.3




+3.1



+3.4





+1.7



+2.0



+3.0




+2.7


+1.4




+6.1







+1.4

03 / NORTH
03 / NE
13 / NNE
08 / NE
16 / NORTH



22 / NNE



17 / NORTH


22 / NNW



32 / NNW



32 / NNW


32 / NNW


35 / NW


40 / WNW


40 / WEST




40 / WEST



35 / WSW





45 (85 kph) / WSW
[Highest Max. Sust.
Winds Recorded]


45 / SW



45 / SW





40 / SW



35 / SSW



30 / SSW




25 / SOUTH


20 / SOUTH




10 / SSE







05 / SSE

600 km. SE
470 km. ESE
300 km. ESE
270 km. ESE
250 km. ESE



190 km. ESE



160 km. EAST


120 km. EAST



 85 km. EAST



 -----


 -----


 45 km. NE


 -----


 35 km. NNE
 (CPA)



 -----



 45 km. NORTH





 -----




 55 km. NORTH



 -----





 75 km. NNW



 -----



115 km. NW




 -----


200 km. NW




425 km. NW







575 km. WNW

=Start of 12-hr. Obs.=
      ---------
=Start of 3-hr. Obs.=
      --------
Wind gust of 30 kts 
recorded @ 9:50 am
coming from the NE.

New recorded gust of
34 kts from the NNE
@ 12:33pm.

Gust of 36 kts / NNE
@ 3:27pm. 

"Eye" over Virac.
Gust of 43 kts / NNW @
7:56pm.

"Eye" moving closer to
Naga.  =Start of Hourly
Observations.=

Approaching Caramoan 
Peninsula, Cam. Sur.

Gust of 48 kts / NNW @
12:19am Oct. 22.

SW Eye Wall
over the station.

Gust of 53 kts / NW @
2:57am.

Loleng's Closest Point
of Approach (CPA)
to Naga. Southern Eye
Wall over the station.

Gust of 56 kts / WSW @
4:56am. 


"Eye" passing North of
Naga (over Caramoan-
San Miguel Bay). Strong
SW winds expected. 
Barometer rising!

Naga & Bicol Rivers
rising fast! Milaor, San
Fernando, & Camaligan
already underwaterHighest recorded gust
of 60 kts / SW clocked at
7:33am. 

Loleng approaching 
Daet, Cam. Norte.  
Naga River overflowing;
Low-lying areas in Naga
already flooded.

"Eye" over Daet. Loleng
moving slowly towards
Polillo Islands.

Flood waters over Naga
continues to rise. =End 
of Hourly Observations=

=Back to 3-hr. Obs.=
Loleng weakened into
a 140 kph-howler from
160 kph. 

Loleng's winds & rains
continues...

=End of 3-hr. Obs.=
Loleng appoaching 
Northern Quezon. 
Heavy rains occuring...

=Back to 12-hr. Obs.=
Floodwaters over parts
of Naga starting to 
recede. Loleng now
over Pangasinan.
Weather returning to 
normal.

=End of Observation=

Note: Wind Speeds are based on 1-min. average. Values are lower due to obstruction of trees.               ** - Based on local time (Philippine Standard Time)   Instrument used: WeatherMax (digital weather processor) by Maximum, Inc.
 Published:  Thursday, 29 October 1998
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