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Dr. Ricardo Prieto-GonzálezDr. René Lobato-Sánchez
May 18th, 2010
Use of NAEFS products in
Mexico
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Use of NAEFS products in Mexico
The main product used at IMTA are the EPSgrams from Environment
Canada for cities in Mexico.
Some of the features that are followed are:
Changes in temperature, extreme precipitations events, strong winds.
EFS products have not been completely disseminated Mexico, where the most common users are the Weath
Service and IMTA.
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Use of NAEFS products in Mexico
Sometimes there are petitions for especial extended forecast(more than 5 days in advance), this is not a regular request b
happens when a high impact atmospheric phenomena has occurred, such as extended flooding or drought. In this case
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galileo.imta.mx/naefs.php
IMTA’s webpage galileo shows NAEFS products for temperature
owever, there is still some limitations on the a amount
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Use of NAEFS products in Mexico
NAEFS products were used to emit extended weather forecasts, when a landslide blocked the Grijalva river and
debris was removed during weeks of risky work.
TORMENTA
TROPICAL NOEL
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Use of NAEFS products in Mexico
Other uses of NAEFS products have been:
Try to predict the successive passage of cold fronts over thGulf of Mexico.
During the spring, predict the onset of the rainy season othe southern Mexican states.
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Use of NAEFS products in Mexico
evaluation of NAEFS products has been subjective. We hobserved:
Systematic errors on the diurnal cycle of temperatures.
arse model resolution, which does not take into accotopographic variability.
ill a difficult interface in order to download raw data for oapplications.
Urgent need of objective evaluation of products.
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Use of NAEFS products in Mexico
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