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To: All

I found this on another forum and I thought you all would like the good info..on the hurricane model suites

XTRP: This is not a model. It is simply a straight-line extrapolation of the storm’s current direction at 2pm Tuesday.
TVCN, TVCX: These are useful, as they are consensus forecasts of global model tracks.
NHC: This is the official forecast from the National Hurricane Center.
TABD, TABM, TABS: These are simple statistical models, which are essentially useless for track forecasting.
NVGM: Useful, but the model is from about 8am ET, or 12 hours before Silver posted the graphic. Wildly out of date.
HMON: This is NOAA’s new hurricane model, but it was badly wrong during Hurricane Harvey. Also 12 hours old. Essentially useless.
HWRF: This is NOAA’s primary hurricane model, and while it’s OK, it is nearly 12 hours old. Not useful.
COTC: A version of the US Navy’s global model, which is kind of meh for hurricanes and is 12 hours old.
AVNO, AEMN: Two variants of NOAA’s premiere global model, the GFS. Both are worth looking at, but again the forecasts are 12 hours old.
CMC, CEMN: Two variants of the Canadian global model, which is worth looking at, but again the forecasts are 12 hours old.
UKM: The UK Met Office’s global model, which is definitely worth looking at. But the forecasts are 12 hours old.
CLP5: Not a model at all. Just a forecast based on where storms in this location historically go.


2,015 posted on 09/07/2017 7:04:05 AM PDT by janetjanet998
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To: janetjanet998

Thank you! That is great information.


2,016 posted on 09/07/2017 7:05:20 AM PDT by Batman11 ( The USA is not an ATM!)
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To: All

does anyone have a (free) link to the projections that are in plain English? nooaa is confusing and news outlets are out of date


2,018 posted on 09/07/2017 7:15:16 AM PDT by longtermmemmory (VOTE! http://www.senate.gov and http://www.house.gov)
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