IDW: METOC Flashcards
POES
Polar Operational Environmental Satellite
What is Nep-Oc?
Naval Enterprise Oceanography-A web portal that provides combined METOC products from commands.
What does POES do?
Provides imagery for glove in one day as it orbits pole to pole.
GOES
Geostationary Operational Environmental Satellite
What does GOES do?
Provides imagery over specific location by orbiting at same rate as earth.
DMSP
Defense Meteorological Satellite Program
What does DMSP do?
Provides high resolution imagery.
Swell Wave
Waves generated from a different source region.
Warm Eddy
Circulation of warm water surrounded by cooler water.
3 factors that impact sound underwater…
Temperature, Pressure and Salinity
*Temperature has greatest impact.
METOC supports IDW mission by…
Exploiting the environment to provide tactical and strategic information for the warfare commanders.
What’s a wave period?
Time in seconds from wave crest to crest.
What propagation path will give you the farthest RADAR ranges?
Trapping
Which propagation path will give you the the shortest RADAR ranges?
Sub-refraction
What is a small craft warning?
18-33kts
What is a Gale Warning?
34-47kts
COR-5
Destructive winds expected within 96hrs
COR-4
Destructive winds expected within 72 hrs.
COR-3
Destructive winds are expected within 48 hrs.
COR-2
Destructive winds are expected within 24 hrs
COR-1
Destructive winds expected within 12 hrs.
NAVMETOCOM
Navy Meteorology and Oceanography Command; Responsible for command and management of the Naval Oceanography program.
What ocean prediction products does the Naval Oceanographic Office provide?
Bottom topography analysis, bottom loss charts, sound speed profiles, acoustic sensor performance.
FNMOC
Produces and delivers weather, ocean and climate information for the fleet; Located in Monterey, CA.
Example of Tactical Decision Aid (TDAs)
AREPS, TAWS, WEBSAR, GFMPL, PC-IMAT.
What is AREPS?
Advanced Refractive Effects Prediction System: Displays RADAR and HF comma ranges based on atmospheric conditions.
TAWS
Target Acquisition Weapons Software: Provides FLIR, Laser, and IR targeting ranges based on atmospheric conditions.
WEBASAR
Internet based search and rescue software; used for man overboard.
FST
Fleet Survey Team
Purpose of the Fly Away Team.
Provides worldwide hydrographic support for humanitarian operations.
Where are the 2 Fleet Weather Centers located?
Norfolk and San Diego.
What’s JTWC?
Joint Typhoon Warning Center
JTWC is responsible for….
Issuing tropical cyclone warnings for the Pacific and Indian Oceans.
What is the OTSR?
Optimum Track Ship Router
What is OTSR responsible for?
Works on the FWC watch floor and responsible for safe navigation
What weather elements impact Visible sensors?
Cloud cover, lithometers and hydrometers
What weather elements impact Laser systems?
Hydrometers and lithometers
What weather elements impact IR sensors?
Humidity with cloud cover
What weather elements impact TV systems?
Cloud cover and precipitation.
What environmental factors impact littoral mine warfare?
Water temp, salinity, currents, tides, underwater visibility and bottom type.
Components of a Strike Brief…
TAWS, AREPS, PDOP, Satellite imagery, sonar/lunar data, flight level winds, turbulence, icing, freezing level, minimum contrails, max PA/DA, divert weather, tanking weather.
What’s included in AREPS package?
Propagation summary, coverage displays, bar graphs, standard and actual ranges, 24-36 hr weather outlook.
How does visibility impact operations?
Shore and shipboard flight ops as well as surface, amphibious, mine warfare and special ops.
Name something temperature can impact.
Personnel and radar/electro-optical systems performance.
Thunderstorm Condition 1
Imminent or within 1 hr/ 10NM
Thunderstorm Condition 2
Expected within 6hrs/25NM
Explain function of SMQ-11.
Receives data imagery for the ship.
What weather satellites does the SMQ-11 collect data from?
DMSP, TIROS, TIROS-N, NOAA, GFO and SeaWIFS
