TAF Daily

Puzzle #31 was DNMM (Murtala Muhammed International Airport).

TAF DNMM 111700Z 1118/1224 VRB02KT 9999 SCT011 TEMPO 1118/1123 TS SCT011 FEW019CB TEMPO 1205/1208 5000-RA BR BECMG 1208/1210 22010KT BKN013 FEW020CB TEMPO 1213/1218 5000 -TSRA BKN009 FEW019CB BECMG 1218/1220 VRB02KT SCT009

Airport info for DNMM →

How it scored

TAF
Terminal aerodrome forecast
DNMM
Station DNMM
111700Z
Issued on the 11 at 1700 Zulu (UTC)
1118/1224
Valid from the 11 at 1800 Zulu to the 12 at 2400 Zulu
VRB02KT
Wind variable at 2 knots
9999
Visibility 10 km or more
SCT011
Scattered clouds at 1,100 ft
TEMPO 1118/1123
Temporarily, the 11 at 1800 Zulu to the 11 at 2300 Zulu
TS
Thunderstorm with
SCT011
Scattered clouds at 1,100 ft
FEW019CB
Few clouds at 1,900 ft (cumulonimbus)
TEMPO 1205/1208
Temporarily, the 12 at 0500 Zulu to the 12 at 0800 Zulu
5000-RA
Unrecognized token - skipped
BR
Mist
BECMG 1208/1210
Becoming, gradually over the 12 at 0800 Zulu to the 12 at 1000 Zulu
22010KT
Wind from 220° at 10 knots
BKN013
Broken clouds at 1,300 ft
FEW020CB
Few clouds at 2,000 ft (cumulonimbus)
TEMPO 1213/1218
Temporarily, the 12 at 1300 Zulu to the 12 at 1800 Zulu
5000
Visibility 5,000 meters
-TSRA
Light thunderstorm with rain
BKN009
Broken clouds at 900 ft
FEW019CB
Few clouds at 1,900 ft (cumulonimbus)
BECMG 1218/1220
Becoming, gradually over the 12 at 1800 Zulu to the 12 at 2000 Zulu
VRB02KT
Wind variable at 2 knots
SCT009
Scattered clouds at 900 ft

Also on the record

Over what UTC (Zulu) period is this forecast valid?
day 11 at 18:00Z to day 12 at 24:00Z
What is the flight category of the initial (base) forecast period?
VFR
Across the whole forecast, how does the ceiling change?
The ceiling stays about the same throughout.
Across the whole forecast, what is the worst (most restrictive) flight category at any point?
IFR
In this forecast, what does the group beginning "BECMG 1208/1210" indicate?
A gradual change, becoming the new conditions across that window.

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