With an onslaught of torrential rains forecasted to continue, the country’s
residents will begin to brace themselves for the season’s coldest temperatures
yet, and possibly even snow later in the week.
Precipitation, as well as
unseasonably cool weather, will continue for the next several days, with
temperatures dropping, and increasingly strong winds rendering flimsy umbrellas
The cold polar air is coming southward from the upper layer of
the atmosphere over Russia, causing instability in the weather, Oren Davidoff, a
duty weather forecaster for the Israel Meteorological Service (IMS), told The
Jerusalem Post on Sunday evening.
“The big deal is about how cold it is –
the absolute value of how cold it is,” Davidoff said.
While it is normal
for cold air to come to Israel from Russia, what is out of the ordinary is the
deepening of the weather troughs coming Israel’s way, he explained.
meteorological terms, a trough is an elongated region characterized by low
atmospheric pressure, whereas a ridge is a similar area with high atmospheric
Unlike the effects of the deepening trough coming this week,
Israelis experienced unseasonably hot and dry temperatures caused by a
high-altitude air ridge, while fasting over Yom Kippur in
Typically, troughs are not deep enough to bring such cold air
from Russia, arriving only as far south as Turkey, according to
“It’s not something out of the ordinary as to where it comes
from,” he said. “[It is] the level of the trough and temperatures that are
really low [that] are reaching our area.”
Wednesday and Thursday should
have the coldest temperatures of the week, with the lowest temperatures coming
late Wednesday night, Davidoff predicted.
In general, temperatures will
be between seven and nine degrees below seasonal averages throughout the
country, with potentially favorable conditions for snow in the North as well as
in Jerusalem and the northern Negev mountains.
Winds, meanwhile, will be
strong, climbing as high as 100 kilometers per hour, he
Nevertheless, Davidoff said the forecasting models could yet
“A difference of one degree here or there could make the
difference between heavy snow and sleet,” he said.
Most of Sunday’s rain
fell in the Galilee, with Safed receiving 31.6 millimeters, Amiad 28.6, and
Harashim 28.3, according to the IMS. Tel Aviv received 13.2 mm., Jerusalem 7.4
and lower Haifa 15.3.
Since the beginning of the current rains last
Wednesday night, the most fell in Dorot, in the Negev, with 134.5 mm., Ein
Hashofet, in the northern coastal region, with 84, Negba, on the southern
coastal plain, with 82.9; Harashim, with 80.9; Gat, on the southern coastal
plain, with 78.3 and the Haifa Technion measuring station, with 72.4.
Thursday, Lake Kinneret’s water level rose for the first time since April,
climbing a cm. to reach 211.40 meters below sea level.
ongoing rainy weather, the Water Authority reported no changes as of both Friday
and Sunday mornings.
As far as the question of snow goes, Jerusalem
Municipality representatives told the Post that the city was not yet preparing
Its Division of Emergency and Safety has, however, completed
its winter preparations, with an emphasis on flood and wind control,
water-proofing roofs, cleaning gutters, pruning trees and ensuring pets are
adequately heated during inclement weather.
It also requested that the
public refrain from any movement that could result in injury, including
venturing outside during severe storms.
Further information, including
emergency instructions, can be accessed at the city’s website.
of whether snow hits the North or the Jerusalem region toward the end of the
week, Davidoff stressed that one thing was certain.
“It’s going to be
cold on Thursday,” he said. “That’s for sure.”