Ray O'Keefe, the meteorologist in charge for Albany, said the warning was late, and showed the limits
of weather radar and its ability to quickly estimate extreme rainfall and where it will fall.
Not exact matches
The next option is ground - based
radar, which covers a wider swath
of the
weather than rain gauges, but less directly measures rain.
O'Keefe said the flood in the village shows the limits
of flash flood forecasting, which relies on Doppler
radar; rainfall measurements from ground stations, like the New York State Mesonet, a network
of more than 120
weather stations across the state; and reports from ground observers.
«With this simulator, we can explain in great detail to the operational
weather community [
weather forecasters] the tornadic echo from polarimetric
radar,» says Robert Palmer, an atmospheric scientist at the University
of Oklahoma (OU) and co-author
of the paper.
«An improved understanding
of what
weather radars tell us about tornado debris can help provide more accurate tornado warnings and quickly direct emergency personnel to affected areas.»
Not all urban areas have or will have
radars close enough to observe the bottom 5,000 feet
of highly active
weather systems when tornadoes pose the greatest threat.
These mobile,
radar - equipped
weather stations — along with weighted probes bearing anemometers, thermometers, and cameras that can be placed in a tornado's path — allow scientist chasers to gather valuable data on the formation and internal structure
of twisters.
Instruments are now so precise that
radar observations can spot a single bee at about 30 miles away, and scientists can combine thermal imaging cameras, acoustic monitoring devices and small portable
radars with
weather radar data to get a complete picture
of a region's ecology.
«These scientists combined citizen science observations with data from
radar, satellites and
weather predictions to understand the cues birds use in their migrations across continents,» said Liz Blood, program director in the National Science Foundation's Division
of Environmental Biology, which funded the research through NSF's MacroSystems Biology Program.
«Novel data sources from the
weather surveillance
radar network and the eBird citizen science database enable development
of a migration phenology index that can be used to answer this question in future studies.»
«But above all, the method is
of high potential for countries, where there are a few or no
weather stations or rain
radars, but a dense mobile radio network,» Harald Kunstmann says.
The OU study conducted in the eastern United States uses two novel data sources,
weather surveillance
radar and eBird citizen science data, to build indices
of bird migration timing.
Currently,
weather radar on satellites can image the tops
of clouds, but not the internal structure.
John Westbrook, a research meteorologist at the U.S. Department
of Agriculture's Agricultural Research Service in College Station, Texas, has been using
weather radar to follow insect flyways in the south - central United States.
What's more, some agricultural pests that ravage crops in Texas and other U.S. farmlands are now visible using ordinary
weather radar, giving farmers a better chance
of fighting off the pests.
Doppler
weather radar detects emigratory flights
of noctuids during a major pest outbreak.
A small group
of meteorologists headquartered in Norman, Oklahoma, had for decades employed ingenious means: instrumented probes,
weather balloons, and small
radar systems.
Some 30 vehicles will participate, including 10 mobile
radar trucks, four
weather - balloon launchers, and two vehicles bearing a total
of four disdrometers (to measure the size distribution
of rain or hail).
The remote sensing instrument will use
radar pulses to observe the speed and direction
of winds over the ocean for the improvement
of weather forecasting.
Lapenta foresees a day in the next decade when the increasing capabilities
of new
radars and satellites will be coupled with an evolving generation
of finely detailed
weather - prediction models running in real time on computers at speeds exceeding a quintillion computations a second.
At the meeting, Frick and her colleagues described a new Web portal, called Surveillance
Of Aeroecology using
weather Radar, that makes using radar data much easier for biolog
Radar, that makes using
radar data much easier for biolog
radar data much easier for biologists.
A bat ecologist at the University
of California, Santa Cruz, Frick uses
weather radars to monitor the movements
of animals that used to vanish quickly from scientists's view as they took to the night sky for daily or seasonal journeys.
The success
of their mission depends, beyond the
weather, on a technological brainchild
of Wurman's — the mobile
radar truck.
Detection
of the falling meteor by Doppler
weather radar allowed for rapid recovery so that scientists could study for the first time a primitive meteorite with little exposure to the elements, providing the most pristine look yet at the surface
of primitive asteroids.
The world has changed radically since the era
of the Hindenburg; today's satellite
weather forecasts, GPS - tracking,
radar, computer - controlled avionics and in - flight management systems have paved the way for this new wave
of hybrid airships.
«A lot
of what we depend on is experience, but we need tools
of the industry, such as Doppler
radar and good observations» to solve mysteries related to
weather, Lombardo says.
The two - man team set out aboard snowmobiles, dragging
radar equipment behind them to measure the topography
of the rock beneath the windswept ice, in a region notorious for atrocious
weather.
As SEP events may produce very large enhancements in the ion production rate in the Venusian upper and middle atmosphere, investigations
of space
weather effects at Venus are relevant to future missions to the planet, particularly those carrying low - frequency
radar instruments (Nordheim et al. 2015).
PNNL researchers use a host
of cutting - edge tools — including
weather radars, research aircraft, computer models and satellite measurements — to explore these complex interactions.
Having holidayed in Ricky's homeland
of The
Weather Channel and provide a national and local
weather forecast for cities, as well as
weather radar, report and hurricane coverage
is the official website for 10NewsWTSP, Tampa's source for local news, breaking news,
weather,
radar, and live streaming video in Florida's Tampa East European dating site - catalogue
of brides: meeting with east European girls and alone women from Russia, Ukraine, Belarus, Bulgaria, Moldova
This covers 8 common
weather forecasting tools
Weather vanes and wind socks Thermometer Barometer Psychrometer Hygrometer Rain gauge Doppler
radar Anemometer
Weather balloon
Weather satellite There is a separate page including a detailed description
of each
of these 10
weather tools that students can read and write a summary for each tool.
This data is used in conjunction with ultrasonic sensors, a forward - facing camera and forward
radar to build up a clear picture
of the road ahead, traffic conditions, surfaces and movement in all
weathers and all levels
of visibility.
Lidar — an alternative take on
radar using lasers to analyze light waves instead
of radio waves — lacks
radar's range and, like cameras, is sensitive to
weather conditions.
As part
of this effort, the FAA in consultation with its interagency partners have considered the possible replacement
of long - range air surveillance systems and the potential for combination with short - range air surveillance and
weather radar capabilities.
Part
of the preparation means checking
weather radar before setting off.
One
of the greatest features is the intelligent cruise control system on SL trim levels; it's
radar based, and does well in rainy and foggy
weather (unlike camera - based systems).
The Technology package is enhanced for the 2015 model year with Rear Cross Traffic Alert, warning drivers
of cross traffic when in reverse, and includes 19 - inch alloy wheels, a
radar - based Advanced Smart Cruise Control System, Blind Spot Detection, Lane Departure Warning System, electronic parking brake, and water - repelling Hydrophobic front side windows for improved visibility during inclement
weather, all
of which are standard on the Cadenza Limited.
Similarly, if lanes are unusually narrow (in road works, for example), the system may warn
of vehicles in a non-adjacent lane.The system depends on clear detection by the two
radars which might be impaired in adverse
weather conditions (very heavy rain or snow etc).
Unexpected comfort, great power, quiet operation although I would like to add some more acustimat, good fuel economy, wonderful cruise control with
radar (millimeter wave speed tracking), great backup camera, one
of the few cars with laminated windows all around, big trunk for a hybrid, heated seats for quick comfort in cold
weather, and everyone comments on the gorgeous paint.
The effectiveness
of even
radar - based ACC is compromised in bad
weather.
From the screen, you operate the JBL audio (that sounds great), the navigation system, Bluetooth, and suite
of apps that gives you real - time information like traffic info, gas prices, and Doppler
radar weather.
Featuring such items as Keyless Access System with push - button start, Acura Navigation System with Voice Recognition ™, AcuraLink ® real - time traffic, real - time
weather with Doppler - style
radar mapping, the Acura / ELS Surround ® premium audio system, and Bluetooth ® Audio the Technology Package offers the most comprehensive electronic array
of features ever available on an Acura.
The crater - like composition forming the base layer
of her smaller - scale canvas, Perfect Fifth, expressed in paler tones, calls to mind both the eye
of a storm (in the style
of Doppler
weather radar) and an interstellar cloud
of dust and gas on the verge
of gravitational collapse.
A national center is appropriate to host major super computers, data centers, instrumented aircraft,
radars and other instruments, community
weather and climate models, and teams
of scientists working together on large problems that are difficult to do in single universities.
By Jennifer Harper There's been so much stormy
weather around the White House in recent weeks that it's no wonder that President Obama has heeded the
radar and returned to the familiar, vapid region
of climate change.
On 14 January 2015, the Albuquerque, N.M.,
weather forecast office used the SFR product near the northwestern New Mexico town
of Gallup, an area with very limited
radar coverage.
If the medium is a Happy - Go - Lucky
weather person dressed to the 9's with a giant plastic smile on their faces who never mentions massive aerosol spraying, but instead opts to give you a 30 second snippet
of Raytheon's
weather explanation with fuzzy
radar... then people who don't know shit from shinola are going to think everything is hunky dory.
Quality assessment
of automatic detection
of Cumulonimbus clouds based on
weather radar data
Additional turbine installations will nearly surround the
radar, further exacerbating these issues and will make
radar interpretation and the detection
of severe
weather increasingly difficult.