marginal weather


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marginal weather

Weather that is sufficiently adverse to a military or a commercial operation to require the imposition of procedural limitations.
References in periodicals archive ?
AMX is a ground attack aircraft effective in visual and marginal weather conditions, with primary roles in long range strike and air interdiction, close air support, reconnaissance and armed patrol.
* Training should emphasize the extreme hazards of operating in marginal weather without the proper training (i.e., an instrument rating) and procedures.
Second, comparing across workers, marginal weather improvements should have the largest impact on sickness absenteeism where shirking costs are highest.
She also notes that both contractors and do-it-yourselfers (DlYers) want to extend the paint application season, which is leading to a focus on technologies that allow painting with retained performance even in marginal weather conditions.
Both are flown under instrument rules that allow flying in marginal weather conditions.
"The AW169 will be specifically configured for EMS/SAR and be able to fly in more marginal weather conditions, reach destinations much faster and carry more equipment, fuel and crew members," said CEO Bob Parkinson.
Marginal weather on the horizon may slow things down a bit, said Gene Law of Newport, the chairman of the Oregon Dungeness Crab Commission.
"RNP increases airport access during marginal weather. Alaska Airlines reported more than 980 'diversion saves' in 2006 due to RNP.
Flying by visual rules in marginal weather without radios says much about the times and survivors of such a training regimen.
When the airwaves are polluted with meteorologists who continue to hump marginal weather into drastic images by invoking the Wind Chill Factor, it's easy to see how their effectiveness is diluted.
The latest models feature high-resolution maps on their screens, which can be zoomed in on areas of interest: a very useful aid in marginal weather.