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WX301 FINAL EXAM STUDY SET
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WX301 FINAL EXAM STUDY SETKUGN 042108Z VRB04KT 1 1/2SM -SN BR OVC022 M02/M04 A2988 RMK
AO2 P0000
What is the present weather at the above station? - ANSWER Light snow and mist
KUGN 042108Z VRB04KT 1 1/2SM -SN BR OVC022 M02/M04 A2988 RMK
AO2 P0000
How much precipitation fell at the above station in the past 1 hour? - ANSWER A
trace, i.e., less than 1/100th of an inch (liquid equivalent).
METAR KDAB 251753Z 18014G22KT 10SM FEW021 BKN026 OVC032 25/21
A2985
RMK AO2 SLP106 60000 T02500206 10250 20233 58031
The observation is considered to be KDAB's hourly scheduled report for what
time? - ANSWER 1800 Zulu Time
METAR KDAB 251753Z 18014G22KT 10SM FEW021 BKN026 OVC032 25/21
A2985
RMK AO2 SLP106 60000 T02500206 10250 20233 58031
What is the wind direction and speed? - ANSWER From the south at 14 gusting to
22 knots
METAR KDAB 251753Z 18014G22KT 10SM FEW021 BKN026 OVC032 25/21
A2985
RMK AO2 SLP106 60000 T02500206 10250 20233 58031
What is the lowest level at which at least 5/8ths of the sky is covered by clouds? -
ANSWER 2,600 feet AGL
METAR KDAB 251753Z 18014G22KT 10SM FEW021 BKN026 OVC032 25/21
A2985
,RMK AO2 SLP106 60000 T02500206 10250 20233 58031
What's the dew point temperature? - ANSWER 21C
METAR KDAB 251753Z 18014G22KT 10SM FEW021 BKN026 OVC032 25/21
A2985
RMK AO2 SLP106 60000 T02500206 10250 20233 58031
What is the sea level pressure? - ANSWER 1010.6 mb
METAR KDAB 251753Z 18014G22KT 10SM FEW021 BKN026 OVC032 25/21
A2985
RMK AO2 SLP106 60000 T02500206 10250 20233 58031
What does the remark "AO2" indicate? - ANSWER This is an automated station
which is capable of discriminating between liquid and frozen precipitation.
If observed, how would a tornado be reported? - ANSWER +FC
KIZG 042054Z AUTO 33003KT 10SM CLR M11/M19 A3022 RMK AO2
SLP249 T11061189 56007
What does the "AUTO" tell us about the observation? - ANSWER The "AUTO"
indicates an automated system that is not currently being monitored by a human
observer.
SPECI KDAB 251841Z 21019G34KT 3/4SM +TSRA FEW007 BKN022CB
OVC032
23/21 A2983 RMK AO2 PK WND 27035/37 SFC VIS 1SM TSB32RAB35 TS
ALQDS FRQ LTGCC ALQDS P0011 $
What time did the rain begin? - ANSWER 1835 ZULU
SPECI KDAB 251841Z 21019G34KT 3/4SM +TSRA FEW007 BKN022CB
OVC032
23/21 A2983 RMK AO2 PK WND 27035/37 SFC VIS 1SM TSB32RAB35 TS
ALQDS FRQ LTGCC ALQDS P0011 $
What time did the thunderstorms begin? - ANSWER 1832 ZULU
, SPECI KDAB 251841Z 21019G34KT 3/4SM +TSRA FEW007 BKN022CB
OVC032
23/21 A2983 RMK AO2 PK WND 27035/37 SFC VIS 1SM TSB32RAB35 TS
ALQDS FRQ LTGCC ALQDS P0011 $
What type of thunderstorms were reported as the present weather? - ANSWER
With heavy rain
SPECI KDAB 251841Z 21019G34KT 3/4SM +TSRA FEW007 BKN022CB
OVC032
23/21 A2983 RMK AO2 PK WND 27035/37 SFC VIS 1SM TSB32RAB35 TS
ALQDS FRQ LTGCC ALQDS P0011 $
What visibility was reported by the ATC tower? - ANSWER 3/4 statute mile
SPECI KDAB 251841Z 21019G34KT 3/4SM +TSRA FEW007 BKN022CB
OVC032
23/21 A2983 RMK AO2 PK WND 27035/37 SFC VIS 1SM TSB32RAB35 TS
ALQDS FRQ LTGCC ALQDS P0011 $
What was the peak wind observed since the last hourly observation? - ANSWER
From the west at 35 knots
In general, what conditions below would require a SPECI? - ANSWER
Thunderstorms beginning.
Visibility drops below 1 SM.
Wind direction changing by 45 degrees or more in less than 15 minutes when wind
speeds are 10 kts or greater.
Ceiling drops below 3,000 ft.
***ALL OF THE ABOVE ***
SPECI KDAB 251841Z 21019G34KT 3/4SM +TSRA FEW007 BKN022CB
OVC032
23/21 A2983 RMK AO2 PK WND 27035/37 SFC VIS 1SM TSB32RAB35 TS
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