Sentences with phrase «of precipitation data»

A paper in the journal Water Resources Research makes just this point using over 200 years of precipitation data:

I discussed the limitations of precipitation data previously.

Not exact matches

That extra data improved forecasts of precipitation amounts and the storm's path.

«So we were making these measurements while people were on the ground collecting the precipitation and getting radar data,» and together, they were able to paint a better picture of how what happened in the cloud influenced the rain or snow falling on the ground.

Tom Karl, the head of NOAA's National Climatic Data Center, also cautioned that the science of linking precipitation changes to climate change is complex.

«We realized in 2013 that there was almost no data on the drought resistance of Amazonian canopy trees, and several recent droughts raised the question of how these trees would fare if climate change caused increased anomalies in precipitation.»

Combining data on precipitation, topography, habitat changes, dam construction, and pollution, the researchers created detailed maps of the threats to rivers around the world.

The team uses 30 years of historical precipitation and temperature data — from 1961 to 1990 — as well as eight different scenarios to project future climate changes from 2031 to 2060.

The corresponding studies were funded by the German Research Foundation (DFG) with a total of EUR 600,000 for two years under the project «Integrating Microwave Link Data for Analysis of Precipitation in Complex Terrain: Theoretical Aspects and Hydrometeorological Applications» (IMAP).

Every ten years the data center calculates new U.S. «climate normals,» or 30 - year average values, for meteorological elements such as temperature, precipitation, and heating and cooling degree days for thousands of U.S. weather stations.

They also used satellite precipitation data to «backsolve» the brine's origins using sodium concentrations, oxygen and hydrogen isotopes, as the isotopic composition of water reflects the condensation temperature and precipitation rate over time.

The study establishes a method for estimating UHI intensities using PRISM — Parameter - elevation Relationships on Independent Slopes Model — climate data, an analytical model that creates gridded estimates by incorporating climatic variables (temperature and precipitation), expert knowledge of climatic events (rain shadows, temperature inversions and coastal regimes) and digital elevation.

Loss of the afternoon data would mean a «50 % error increase in [forecasting] precipitation rates in southern US,» according to a NOAA presentation.

«If you add the cave data to the data from the glaciers, it gives you a neat way of figuring out whether it was cold temperatures or higher precipitation that drove the glacier growth at the time,» Willenbring said.

To identify extreme weather events, the researchers relied on county and calendar day specific thresholds for precipitation and maximum temperature (90th and 95th percentile, respectively) that were calculated based on 30 years of baseline data (1960 - 1989).

The researchers developed a novel approach to the issue by using climate data from the IPCC and directly modeling all of the components that cause flooding at the coast including, waves, tides, winds blowing over the surface of the ocean and estuaries, precipitation, and stream flow.

By analyzing data from 270 monitoring sites around the country, Zhang and his colleagues found that the amount of nitrogen deposition, as measured in precipitation, had increased by 60 % — or 8 kilograms per hectare per year — between 1980 and 2010.

Based on over a decade of asthma hospitalization data (115,923 cases from 2000 - 2012), researchers observed higher risk of asthma hospitalization after extreme heat or extreme precipitation events.

The models were run without the influence of greenhouse gases, so that the scientists could compare those results with the observations from 33 years of satellite precipitation data.

Using U.S. Weather Service data on precipitation, radiosonde measurements of CAPE and lightning - strike counts from the National Lightning Detection Network at the University of Albany, State University of New York (UAlbany), they concluded that 77 percent of the variations in lightning strikes could be predicted from knowing just these two parameters.

This year's fire risk comes on the heels of a severe drought in eastern and southeastern Brazil, where the satellite data showed a continued reduction in rainfall and a drawdown of groundwater associated with lower than normal precipitation.

Diving deeper into the complex puzzle of mass strandings, the team decided to expand their analysis and include additional oceanographic and atmospheric data sets from NASA's Earth science missions, including Terra, the Sea - viewing Wide Field - of - view Sensor — or SeaWIFS, for short — and Global Precipitation Measurement, as well as the National Oceanic and Atmospheric Administration's Geostationary Operational Environmental Satellite, or GOES, mission.

The data comes from NASA and the Japan Aerospace Exploration Agency's Global Precipitation Measurement mission (GPM), a constellation of international and domestic satellites that estimate rainfall and snowfall every three hours.

«That's why we looked at overall wetness and precipitation as a way of trying to explain this spatially distinct patterns that we saw from the data.»

With the help of models, the researchers — more than a dozen scientists from institutes throughout Europe — analyzed data on the species found in the bogs alongside data on climate variables like temperature, moisture and precipitation.

The study examined what is likely to be seen in terms of precipitation, snowpack accumulation and water runoff over the next century, versus the same data for the years from 1976 and 2005.

To do so, Ichoku and his colleagues used satellite records from 2001 to 2014 — including data from NASA's Moderate Resolution Imaging Spectroradiometer and the Tropical Rainfall Measurement Mission — to analyze the impact of fires on various water cycle indicators, namely soil moisture, precipitation, evapotranspiration and vegetation greenness.

NEON collects and produces data on precipitation patterns, soil and groundwater dynamics, interactions with vegetation, and processes such as nutrient cycling and food web dynamics in aquatic ecosystems to support the comprehensive study of water cycles throughout diverse ecosystems.

A Climate Central analysis of 65 years of winter precipitation data from more than 2,000 weather stations in 42 states, found a decrease in the percent of precipitation falling as snow in winter months for every region of the country.

In virtually all states with stations below 2,000 feet, the data show a trend toward a higher percentage of rain during the winter precipitation season.

The formation, size and movement of glaciers can provide valuable data, he said, because these characteristics reflect current and historic changes in temperature, precipitation or both.

Issued January 13, 2016: This temperature and precipitation analysis is based on data back to 1895, resulting in 121 years of data.

Spatial - temporal analysis of United States precipitation data from 1900 to 1999 indicates that the Atlantic Multidecadal Oscillation (AMO) primarily modulates drought frequency.

Six - hourly data fields for 2 m maximum temperature, minimum temperature, specific humidity, surface pressure, precipitation rate, water equivalent of actual snow depth and 10 m U and V wind components were summarized to daily data (Supplementary Table 2).

Horinouchi, T., 2002: Mesoscale variability of tropical precipitation: Validation of satellite estimates of wave forcing using TOGA COARE radar data.

The ARM data will provide more detailed measurements of both aerosols and clouds to assist the research team in quantifying the impacts of aerosols on precipitation under a variety of atmospheric and pollution conditions.

Temperature and precipitation data were gathered for each market's period of record during meteorological summer.

While there has been a 70 percent increase in heavy precipitation events in the region since 1958, most of that has been in warm weather rainstorms, Ken Kunkel, a researcher at the National Climatic Data Center in Asheville, N.C., said.

Data is represented as the ratio of % precipitated DNA of input following precipitation with Oct4 antibody or rabbit serum control, ± SD.

Data analyses have found an increase of drought intensity at many locations [130]--[131] The magnitude of change depends on the drought index employed [132], but soil moisture provides a good means to separate the effect of shifting seasonal precipitation and confirms an overall drought intensification [37].

Data of climate variables (mean precipitation; mean temperature; mean ground frost frequency) at monthly intervals (1961 - 90) were sourced from the IPCC (http://www.ipcc-data.org).

After consideration of a range of elements of the water - energy dynamic (Hawkins et al., 2003), we made use of quarterly climatic data of 1961 - 90, mean annual precipitation and mean temperature (New et al., 1999).

I'm always a bit amused at those who promote AGW, and the media who support them, continue to use emotive, evocative words in their descriptions of mathematic statistical functions of temperatures and / or precipitation data sets.

The NWS has uses software for analysis of inconsistencies in data due to changes in station locations, vegetation and other characteristics that influence temperature and precipitation readings.

Data from the tropical and subtropical Andes suggest that changes in precipitation and cloud cover in the latter portion of the 20th century are minor, and that changes in these quantities are unlikely candidates for explaining Andes glacier retreat.

The area between 50S and 50N (77 % of Earth's surface area) with precipitation estimated from the TRMM data.

He first pointed me to the string of videos he created to explain the Community Collaborative Rain, Hail and Snow Network, a crowd - sourced meteorology data base gathering precipitation information from individuals and, particularly, schools around the country.

Mean temperature, mean monthly precipitation, frequency of hot / cold days / nights, and indices of extreme precipitation are all estimated for each country based on observed and modeled data.

Although data are not complete, and sometimes contradictory, the weight of evidence from past studies shows on a global scale that precipitation, runoff, atmospheric water vapor, soil moisture, evapotranspiration, growing season length, and wintertime mountain glacier mass are all increasing.

He cited a recent analysis by scientists from the National Climatic Data Center that confirmed earlier studies showing a substantial increase already in the intensity of precipitation across the United States, interspersed by longer dry spells.