The ones near the tropical Pacific are the most certain of all, such as above
normal rainfall in Kiribati (and other central Pacific equatorial islands) and below
normal rainfall in Indonesia.
The stronger trade winds during La Nina do not extend past 130E on average, and are met over the western Pacific by stronger than normal westerlies coming from the east Indian Ocean, causing strong convergence and above -
normal rainfall in the western Pacific and around the Maritime Continent.
WHEREAS Statewide rainfall has been below normal in 2007 and 2008, with many Southern California communities receiving only 20 percent of
normal rainfall in 2007, and Northern California this year experiencing the driest spring on record with most communities receiving less than 20 percent of normal rainfall from March through May; and
Please note that on average once in three years we do have above
normal rainfall in the Eastern Cape and then the entrance / exit bridge is flooded, but usually within 24 hours after the rain it is accessible again.
But other results were contrary to expectations, such as positive effects of higher than
normal rainfall in wetter parts of the range and positive responses to winter warming, especially in milder areas.
But with only 15 per cent of
normal rainfall in January, usually one of the wettest months, and the rainy season drawing to a close, they are desperately short of water.
Will these extra storms be in addition to
the normal rainfall in the UK, or will there be a corresponding reduction in the usual summer drizzle?
Not exact matches
During a 5 - year period between 1988 and 1998 when total
rainfall from April to August was less than 14 inches (compared to 20 inches
in normal years), average organic corn yields were 31 % greater than conventional system.
Even
normal rain won't end California drought, expert says: California will likely remain
in a drought this winter even if most areas receive
normal rainfall, according to an expert from the federal Climate Prediction Center...
Studies of historical records
in India suggest that reduced monsoon
rainfall in central India has occurred when the sea surface temperatures
in specific regions of the Pacific Ocean were warmer than
normal.
Meteorologists warn the worst is yet to come, with the storm expected to dump 200 to 300 millimeters of rain
in a single day — two to three times the country's
normal rainfall for an entire year.
NAIROBI (Thomson Reuters Foundation)- Emergency food aid,
normal rainfall and the start of the harvest have helped to stave off famine
in South Sudan, the latest analysis shows, but there is a risk of mass starvation
in early 2015.
Sea surface temperatures
in the Central Pacific and North Atlantic were cooler than
normal, which lead to increased
rainfall across the southern Amazon
in the months preceding the fire season.
Emergency food aid,
normal rainfall and the start of the harvest have helped to stave off famine
in South Sudan, the latest analysis shows, but there is a risk of mass starvation
in early 2015
Under
normal conditions, the trade winds and ocean currents
in the tropical Pacific travel from the Americas to Asia, maintaining a pool of very warm water and a related area of intense tropical
rainfall around Indonesia.
All told, Asner concludes, 4 % of the trees
in the severe drought area had died, a rate of mortality four times the baseline rate
in areas with
normal rainfall.
As well as this, increased average temperatures and more erratic
rainfall could become be the «new
normal» according to the report — with significantly less
rainfall in the Mediterranean, Madagascar and the Cerrado - Pantanal
in Argentina.
Conclusion: A La Niña episode — long associated with wetter - than -
normal conditions
in Australia —
in 2012 likely accounts for most, but not all, of the heavy
rainfall.
Sea surface temperatures
in the Pacific Ocean are warmer than
normal — El Niño conditions — which suppress
rainfall in the eastern Amazon.
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.
Unlike the freakish situation
in California, where several years of low snowfall and
rainfall are serving as a reminder of the tremendous natural variability
in Pacific - influenced weather, and the need to always be vigilant when it comes to managing water supplies, the situation
in Washington resembles the parched climate - changed
normal for swaths of the West
in the decades ahead.
This summer,
rainfall in India was 14 percent below
normal and reservoirs were down by 30 percent, according to a United Nations report.
Kahului, Maui recorded 4.42
in (112 mm) of
rainfall, 200 % of
normal and Hilo reported 22.81
in (579 mm), 147 % of
normal.
Western and southern states experience above
normal rainfall; warmer than
normal temperatures prevail
in Alaska, the Northeast, and the Pacific Northwest; and cooler than
normal conditions affect the southeast.
During a
normal year of
rainfall, wildflowers are best viewed
in late winter and spring.
Rainfall according to the article is double in the tropics yet one letter writes it off to normal r
Rainfall according to the article is double
in the tropics yet one letter writes it off to
normal rainfallrainfall.
Regional forecasts have predicted «
normal to above
normal»
rainfall across the area
in January to March.
WA Regional Climate Services Manager Mr Glenn Cook explained that the high
rainfall was due to an active monsoon season
in the north of the state, as a result of the current La Nina and aided by warmer than
normal waters off the WA north coast.
During a 5 - year period between 1988 and 1998 when total
rainfall from April to August was less than 14 inches (compared to 20 inches
in normal years), average organic corn yields were 31 % greater than conventional system.
Observational data, evidence from field experiments, and quantitative modeling are the evidence base of the negative effects of extreme weather events on crop yield: early spring heat waves followed by
normal frost events have been shown to decimate Midwest fruit crops; heat waves during flowering, pollination, and grain filling have been shown to significantly reduce corn and wheat yields; more variable and intense spring
rainfall has delayed spring planting
in some years and can be expected to increase erosion and runoff; and floods have led to crop losses.4, 5,6,7
In 2002 for example, a break in the monsoon rains saw July receiving only about 50 % of its normal rainfall, leading to cuts in agricultural output and declining GD
In 2002 for example, a break
in the monsoon rains saw July receiving only about 50 % of its normal rainfall, leading to cuts in agricultural output and declining GD
in the monsoon rains saw July receiving only about 50 % of its
normal rainfall, leading to cuts
in agricultural output and declining GD
in agricultural output and declining GDP.
The precipitation this week will probably only be enough to bring us up to
normal for the week — that is,
in the long run, this week's
rainfall / snowfall will only prevent the already huge precipitation deficit from increasing further.
Predictions by the Southern African Regional Climate Outlook Forum of a
normal to below -
normal rainfall season this year spell disaster for Southern Africa's agricultural sector
in Zimbabwe, Botswana, Mozambique and South Africa.
Natural processes changed the timing and magnitude of soil moisture, streamflow, and groundwater deficits by up to several years, and caused the amplification of
rainfall declines
in streamflow to be greater than
in normal dry years.
In contrast, rainfall anomalies in December 2015 show a clear north - south divide, with many parts of Northern England and Southern Scotland experiencing over three times normal monthly rainfall, while in Southern England rainfall was closer to norma
In contrast,
rainfall anomalies
in December 2015 show a clear north - south divide, with many parts of Northern England and Southern Scotland experiencing over three times normal monthly rainfall, while in Southern England rainfall was closer to norma
in December 2015 show a clear north - south divide, with many parts of Northern England and Southern Scotland experiencing over three times
normal monthly
rainfall, while
in Southern England rainfall was closer to norma
in Southern England
rainfall was closer to
normal.
The Old World Drought Atlas points to another contributor:
rainfall well below
normal during the spring and summer of 1741, the authors write
in the paper.
The onset of
normal seasonal
rainfall is likely to set
in around early to mid-March.
[3] October through December 2016 were very wet months
in northern California (with precipitation totals about 170 percent of
normal by 1 January 2017), but because several of the storms were warm
rainfall, snow pack
in California by 1 January was only 64 percent of
normal.
October through December 2016 were very wet months
in northern California (with precipitation totals about 170 % of
normal by 1 January 2017), but because several of the storms were warm
rainfall, snow pack
in California by 1 January was only 64 % of
normal.
Extreme
rainfall was not as much of a feature of 2013 globally as it has been
in some recent years, though monsoon season
rainfall was generally above
normal both
in the Indian subcontinent and the Sahel region of west and central Africa.
For example, the US Great Plains recovered from the severe drought
in the 1930s when
rainfall returned to
normal and land management practices were improved and maintained.
In terms of weather events that would be the same as saying that while
rainfall amounts may look
normal at firat glance the incidence of droughts and floods would happen more often than a
normal model would imply.
Even without the new factor of a changing climate, it is time to acknowledge that California is
in permanent long - term shortage: even
in a «
normal»
rainfall year more water is now demanded and used than nature provides, leading to growing political conflict, unsustainable groundwater overdraft, and ecological destruction of the state's rivers, streams, and wetlands.
This will stop global warming and bring weather to a
normal cycle of
rainfall in any area that needs it.
In other words rainfall in normal years is now below expectation
In other words
rainfall in normal years is now below expectation
in normal years is now below expectations.
Data compiled by the U.S. government's Africa Standardized Precipitation Index shows
rainfall in Lesotho has been below
normal for the past few months, exacerbating the after - affects of the 2015 - 16 drought.
Growth
in India has been healthy
in part because of structural reforms and a return to
normal monsoon
rainfall.
Even
in purely agricultural areas, things are looking good this summer with
rainfall at
normal levels and grain prices improving from earlier
in the year, says Century 21.