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 GDP.
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
Part of Colorado received more than 1000 %
of their normal rainfall for this time of year.
Percent
of normal rainfall over the U.S. West between September 10 - 16, 2013.
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.
Not exact matches
Above -
normal rainfall now predicted for California Weather officials on Monday updated a rain outlook for the month
of December, saying now that there will be above -
normal rainfall moving toward the New Year that will have a significant effect on the drought outlook...
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.
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.
WMO said the abnormal weather was caused by a persistent ridge
of high pressure over western and central Europe, blocking more
normal patterns
of rainfall and temperature.
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.
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.
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.
«Acid rain» is anything with a pH
of 5 or below, and
normal rainfall has a pH
of 5.6.
About half
of India received
normal rainfall, while the other half received deficient
rainfall (less than 80 percent
of average).
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.
Kahului, Maui recorded 4.42 in (112 mm)
of rainfall, 200 %
of normal and Hilo reported 22.81 in (579 mm), 147 %
of normal.
During a
normal year
of rainfall, wildflowers are best viewed in late winter and spring.
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.
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.
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
The regional consensus climate outlook for the September to December 2015
rainfall season indicates increased likelihood
of above
normal to near
normal rainfall over most
of the equatorial parts
of the GHA.
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
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.
Or those fires could have been exacerbated by vegetation, that grew much more than
normal, due to healthy amounts
of rainfall last Spring and was never mitigated, due to lax fire mitigation strategies or kooky «environmental concerns.»
Overall, this region has a high chance
of receiving near -
normal rainfall.
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.
And contrary to the many hysterical headlines
of extreme cold, winter temperatures were close to
normal, with
rainfall just slightly above
normal across the UK.
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.
According to the National Oceanic and Atmospheric Administration (NOAA), even if a
normal amount
of rainfall occurred this year, it could not have offset the drying effect
of the record - breaking heat.
This will stop global warming and bring weather to a
normal cycle
of rainfall in any area that needs it.
Perhaps this could be directly related to cloud seeding, with the dust causing a higher rate
of rainfall formation than is otherwise
normal.
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.
(MCT)-- Above -
normal rainfall since early June has yielded a bumper crop
of mold and mildew issues, homeowners and professionals tell me.