With precipitation records dating back to 1947, May 2015 was the driest May on record for the country, with total average rainfall for the month just 25 percent of normal.
Not exact matches
Department of Environmental Conservation Commissioner Basil Seggos said, «
With increased
precipitation and rapid snow melt,
record water flows through major tributaries upstream and downstream of the lake, water is high throughout the Great Lakes system.
To calculate the correlation during the Little Ice Age, researchers compared the core data
with proxies for
precipitation data, such as data from tree rings, cave formations and other natural
records.
Boersma and Rebstock looked at the cause of every
recorded chick mortality in an Argentinian colony of Magellanic penguins, over a nearly 30 - year period, and compared these
with changes in temperature and
precipitation over the same time.
In France, even
with a drier than average June, total summer (June - August)
precipitation was more than 140 percent of average, marking one of the 10 wettest summers since national
records began in 1959.
The concentration of these magnetic minerals is enhanced
with increasing rainfall and can be used as a
record of past
precipitation history.
As indicated by the June
precipitation percentiles map below, the eastern United States and much of India were much wetter than average,
with record rainfall across portions of India.
«Such markers can be seen in remote sensing imagery and tree - ring isotopes, but we're also looking at climate
records for
precipitation and temperature, along
with numerical modeling to determine what type and how much water has been delivered to a basin in the first place.
Looking at historical
records of drought in California, he and his colleagues found that a lack of
precipitation in itself wasn't sufficient to set up a drought; that dryness had to overlap
with unusually warm temperatures.
The end of summer in the Southern Hemisphere was a dry one for Australia,
with February receiving just 49 percent of average monthly
precipitation, marking the country's 11th driest February on
record.
Texas had its wettest spring on
record with 223 percent of average
precipitation.
December rounded out the year
with a
precipitation total of 1.65 inches, 1.42 inch below average, the fourth driest such month on
record.
By the end of the year, that pattern had flipped,
with record and near -
record temperatures across most of the East and near - to below - average temperatures for much of the West, associated
with much needed above average
precipitation across the region.
The wettest year on
record for Alaska occurred in 1928
with 43.54 inches of
precipitation.
The cooling clouds and
precipitation that come
with annual return of the North American monsoon promise to break the
record heat in the Southwest and temper things a bit (relatively speaking anyways) through the rest summer.
This year,
record snowfalls in the East left some areas of the country
with too much
precipitation, while other areas had too little, due to extreme drought in the West.
Thus, new
record - high
precipitation amounts are consistent
with the climate change scenarios.
Precipitation records from modern rain gauges were used for 1908â $ «96 together
with the traditional Korean rain gauge
precipitations for 1777â $ «1907.
Colorado Springs had its 4th wettest and 4th snowiest January on
record with 13.5 inches (34 cm) of snow and 0.87 inches (22 mm) of liquid equivalent
precipitation (period of
record 1894 - 2015).
Gauge observations provide relatively accurate and trusted measurements of
precipitation with long term
records.
Blacksburg, VA (1953 - 2015) observed its sixth driest January on
record with only 1.3 inches (33 mm) of
precipitation.
Precipitation was near average for much of Puerto Rico and the U.S. Virgin Islands, though Aibonito, PR (1906 - 2015) observed its fifth wettest January on record with 6.05 inches (154 mm) of p
Precipitation was near average for much of Puerto Rico and the U.S. Virgin Islands, though Aibonito, PR (1906 - 2015) observed its fifth wettest January on
record with 6.05 inches (154 mm) of
precipitationprecipitation.
Weather
records from 11 individual weather station were also correlated
with annual balance, but each yielded lower correlation coefficients than the Cascade Mountain Division
record, probably due to the significant local changes in
precipitation for many storm events.
After six years of «perpetual» drought, California is now deluged
with the highest
precipitation for January and February on human
record (Sacbee2017b).
«Lehmann et al. (2015) also found large — scale increasing patterns in extreme
precipitation,
with 12 % more
record - breaking rainfall events over 1981 — 2010.
With record precipitation, megaflood evidence, and studies warning of higher extreme weather, with likelihood of confluence and climate persistence, should not the Oroville Dam Design Peak Maximum Flood and Spillway Peak Outflow parameters be increased rather than decrea
With record precipitation, megaflood evidence, and studies warning of higher extreme weather,
with likelihood of confluence and climate persistence, should not the Oroville Dam Design Peak Maximum Flood and Spillway Peak Outflow parameters be increased rather than decrea
with likelihood of confluence and climate persistence, should not the Oroville Dam Design Peak Maximum Flood and Spillway Peak Outflow parameters be increased rather than decreased?
You can have one year
with almost no
precipitation, then next year have a
record year,» said Dan McEvoy, an assistant research professor at the Climate Research Institute.
«However, a number of issues specific to the modeling situation could arise in this context, including: how realistically the AOGCM is able to reproduce the real world patterns of variability and how they respond to various forcings7; the magnitude of forcings and the sensitivity of the model that determine the magnitude of temperature fluctuations; and the extent to which the model was sampled
with the same richness of information that is contained in the proxy
records (not only temperature
records, but series that correlate well
with the primary patterns of variability including, for example,
precipitation in particular seasons.»
National Weather Service meteorologist Benjamin Bartus credits
precipitation that began late yesterday
with taking the total just past the previous
record.
If NOT — if
precipitation, daylight, which side of the mountain it's on, etc. are factors — then chances are it WO N'T correlate
with temperature
records.
temperature could have exacerbated the 2014 drought by approximately 36 %... These observations from the paleoclimate
record suggest that high temperatures have combined
with the low but not yet exceptional
precipitation deficits to create the worst short - term drought of the last millennium for the state of California... Future severe droughts are expected to be in part driven by anthropogenic influences and temperatures outside the range of the last millennium.
With the help of Dr. Phil Jones of the Climatic Research Unit, University of East Anglia, we have extended the Kathmandu Indian Embassy monthly maximum and minimum temperature
records back to 1879 and the
precipitation data back to 1852.
The DHM data set includes daily flow data for 44 river gauging stations for the period 1964 - 2000, 258 daily
precipitation records covering 1956 - 1996, 119 daily and monthly temperature
records spanning the period 1934 - 1996, 114
records of average monthly humidity from 1967 - 1997, and 41
records with average monthly values of sunshine hours between 1967 - 1997...
During 2017, the season
with the largest negative anomaly was the winter, making it the second driest winter in the ERA - Interim
record in terms of
precipitation.
Instrumental
records have shown that hydroclimatic variability across the American Southwest is mostly structured around cool - season
precipitation regimes,
with a few winter storms typically contributing a disproportionately large amount of the annual
precipitation across this region [15].
Abrupt changes in
precipitation and temperature resolved in a
record spanning the past 60,000 years from Lake Tanganyika, East Africa, are coeval
with Northern Hemisphere climate events.
Before instrumental
records, we can be pretty sure there have been storms lasting longer,
with more
precipitation, likely even to have been in the same size range and maybe even more.
I do know that the winters in my neck of the woods have been colder, not warmer; longer, not shorter;
with more
precipitation than that
recorded in decades.
While derived from sea surface temperature data, the PDO index is well correlated
with many
records of North Pacific and Pacific Northwest climate and ecology, including sea level pressure, winter land — surface temperature and
precipitation, and stream flow.
In 1965 British climatologist Hubert Horace Lamb examined historical
records of harvests and
precipitation, along
with early ice - core and tree - ring data, and concluded that the MWP was probably 1 — 2 °C (1.8 — 3.6 °F) warmer than early 20th - century conditions in Europe.
Sea levels are rising (ask the Mayor of Miami who has spent tax monies to raise road levels), we've had 15 of the hottest years eve measured, more
precipitation is coming down in heavy doses (think Houston), we're seeing more floods and drought than ever before (consistent
with predictions), the oceans are measuring warmer, lake ice in North America is thawing sooner (where it happens in northern states and Canada), most glaciers are shrinking, early spring snowpacks out west have declined since the 1950's, growing seasons are longer throughout the plains, bird wintering ranges have moved north, leaf and bloom dates
recorded by Thoreau in Walden have shifted in that area, insect populations that used to have one egg - larva - adult cycle in the summer now have two, the list goes on and on.
The periods where GISS surges ahead of the satellite
record appear to be associated
with times of El Ninos, perhaps involving changes in
precipitation.
Given the known influence of temperature on drought, the fact that the 2012 — 2014
record drought severity has co-occurred
with record statewide warmth (7) raises the question of whether long - term warming has altered the probability that
precipitation deficits yield extreme drought in California.
The correlation of summer
precipitation in the Southwestern U.S.A.
with isotopic
records of solar activity during the medieval warm period.
Taken together, the observed
record from California suggests that (i)
precipitation deficits are more likely to yield 1 - SD PMDI droughts if they occur when conditions are warm and (ii) the occurrence of 1 - SD PMDI droughts, the probability of
precipitation deficits producing 1 - SD PMDI droughts, and the probability of
precipitation deficits co-occurring
with warm conditions have all been greater in the past two decades than in the preceding century.
2012 was also the 15th driest year on
record,
with an average of 26.57 inches of
precipitation across the country.
Those who like to check under the hood and kick the tires will find a tiny increase in
precipitation over the 240 - year
record,
with an interesting smoothing of
precipitation through the year - that is, there's been a little more rain in the drier December through May half and a little less in the soggier June through November half of the year.
World Resources Institute explains that recent
record warm temperatures, combined
with low
precipitation have combined to make the situation even worse than either factor alone:
Here is an excerpt of the research paper, «When It Rains It Pours», from Environment America, showing a statistically significant spike in flash flooding and other extreme
precipitation events since 1948: «Weather
records show that storms
with extreme
precipitation have become more frequent over the last 60 years.
Probably not so much
with temperatures (except for coverage issues see Cowtran and Way), but as a recent note by Trenberth et al pointed out
precipitation records are in need of a major combing out and reconciliation.