The Hurricane Watch Net - (Example - Tropical Cyclone Update)

Example 1 - TCU to provide a continuous flow of information when watches or warnings
are in effect and the center can be easily tracked with land-based radar.

ZCZC MIATCUAT4 ALL
TTAA00 KNHC DDHHMM

HURRICANE ISAAC TROPICAL CYCLONE UPDATE
NWS NATIONAL HURRICANE CENTER MIAMI FL   AL092012
1100 AM CDT WED AUG 29 2012

...11 AM POSITION UPDATE...

A gust to 67 mph was recently reported at Shell Beach Louisiana.
Tropical storm conditions are continuing along the Mississppi and
Alabama coasts.

SUMMARY OF 1100 AM CDT...1600 UTC...INFORMATION
--------------------------------------------------
LOCATION...29.6N 90.7W
ABOUT 1 MI...2 KM W OF HOUMA LOUISIANA
ABOUT 45 MI...75 KM SW OF NEW ORLEANS LOUISIANA
MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H
PRESENT MOVEMENT...NW OR 310 DEGREES AT 6 MPH...9 KM/H
MINIMUM CENTRAL PRESSURE...972 MB...28.70 INCHES

$$
Forecaster Stewart

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Example 2 - TCU to change the status of a tropical cyclone

ZCZC MIATCUAT4 ALL
TTAA00 KNHC DDHHMM

HURRICANE ISAAC TROPICAL CYCLONE UPDATE
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL092012
1120 AM CDT TUE AUG 28 2012

...RECONNAISSANCE DATA INDICATE ISAAC FINALLY ACHIEVES HURRICANE 
STATUS...

Reports from an Air Force Reserve Hurricane Hunter Aircraft indicate 
that maximum winds associated with Isaac have increased to 75 mph (120 
km/h).  On this basis, Iassac is being upgraded to a hurricane.

SUMMARY OF 1120 AM CDT...1620 UTC...INFORMATION
--------------------------------------------------
LOCATION...28.1N 88.6W
ABOUT 75 MI...115 KM SSE OF THE MOUTH OF THE MISSISSIPPI RIVER
ABOUT 160 MI...250 KM SE OF NEW ORLEANS LOUISIANA
MAXIMUM SUSTAINED WINDS...75 MPH...120 KM/H
PRESENT MOVEMENT...NW OR 310 DEGREES AT 10 MPH...17 KM/H
MINIMUM CENTRAL PRESSURE...975 MB...28.79 INCHES

$$
Forecaster Stewart/Beven

NNNN