Flood Warning for Kiskimentas River

The National Weather Service in Pittsburgh has extended the
* Flood Warning for…
An Ice Jam in…
Northwestern Westmoreland County in southwestern Pennsylvania…
Southwestern Armstrong County in west central Pennsylvania…
* Until 500 PM EST Saturday.
* At 253 PM EST, county officials reported continued flooding on the
Kiskiminetas River in Hyde Park Borough. Water is still reported
Enterprise Way, including at Penn Manufacturing. Several roads
remain closed due to flooding. Voluntary evacuations remain in
effect for several homes in the area.
* Some locations that will experience flooding include…
Vandergrift… Leechburg…
West Leechburg… Hyde Park…
Please report flooding by calling 412-262-1988, posting to
the NWS Pittsburgh Facebook page, or using Twitter @NWSPITTSBURGH.

Detailed Forecast

Tonight
Clear, with a low around 17. Southwest wind 11 to 13 mph.
Friday
Sunny, with a high near 38. Southwest wind 10 to 13 mph.
Friday Night
Mostly clear, with a low around 29. Southwest wind 10 to 13 mph.
Saturday
Sunny, with a high near 45. Southwest wind 11 to 14 mph.
Saturday Night
A chance of drizzle with a slight chance of light rain after 1am. Mostly cloudy, with a low around 36. Southwest wind 7 to 10 mph. Chance of precipitation is 20%.
Sunday
A chance of drizzle or light rain. Mostly cloudy, with a high near 48. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of light rain before 8pm, then a chance of rain between 8pm and 4am. Mostly cloudy, with a low around 41. Chance of precipitation is 30%.
Monday
Rain likely, mainly after 5pm. Mostly cloudy, with a high near 55. Chance of precipitation is 60%.
Monday Night
Rain likely before 7pm, then showers likely, mainly between 7pm and 4am. Cloudy, with a low around 37. Chance of precipitation is 70%.
Tuesday
A chance of rain and snow showers before 9am, then a chance of rain showers between 9am and 3pm. Mostly cloudy, with a high near 41. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Partly sunny, with a high near 37.
Wednesday Night
Partly cloudy, with a low around 23.
Thursday
Mostly sunny, with a high near 39.

Weather History For Thursday, January 18, 2018

 

1857 – A great cold storm swept across the Atlantic Seaboard. Snowfall totals of 12 inches were common, whole gales caused shipwrecks and damage property on islands, and temperatures near zero prevailed from Virginia northward. Great drifts of snow blocked transportation. Richmond VA was cut off from Washington DC for a week. (David Ludlum)

1973 – A baby was carried 300 to 400 yards by the strong winds of a tornado at Corey LA, yet received only minor injuries. (The Weather Channel)

1987 – A storm in the south central U.S. blanketed Oklahoma City with eight inches of snow, their highest total since 1948. Snowfall totals in Oklahoma ranged up to 13 inches at Gage, with drifts five feet high. Roof collapses across the state resulted in seven million dollars damage. (National Weather Summary) (Storm Data)

1988 – A storm in the southwestern U.S. produced a 15 to 20 foot surf along the southern coast of California resulting in more than fifty million dollars damage. A small tornado in Orange County CA lifted a baseball dugout fifteen feet into the air and deposited it in the street, 150 yards away. The same storm also produced 26 inches of snow at Duck Creek UT. (National Weather Summary) (Storm Data)

1989 – While fair and mild weather prevailed across the forty-eight states, bitter cold gripped Alaska. The high temperature for the day at Fairbanks was 30 degrees below zero. Thunderstorms along the western Gulf coast drenched parts of southwest Houston with more than four inches of rain. (National Weather Summary)

1990 – A winter storm produced heavy snow and high winds across the southwestern U.S. Snowfall totals ranged up to 18 inches at Lake Arrowhead CA and Ashford AZ. High winds in New Mexico gusted to 100 mph east of Albuquerque. Unseasonably warm weather continued from Texas to the Atlantic coast. Twenty cities reported record high temperatures for the date including Roanoke VA with a reading of 71 degrees. (National Weather Summary) (Storm Data)

Flood Statement

National Weather Service Pittsburgh PA
736 PM EST THU JAN 18 2018

Westmoreland PA-Armstrong PA-
…A FLOOD WARNING FOR AN ICE JAM REMAINS IN EFFECT UNTIL 500 PM EST
FRIDAY FOR NORTHWESTERN WESTMORELAND AND SOUTHWESTERN ARMSTRONG
COUNTIES…

* At 730 PM EST, emergency management officials reported continued
flooding on the Kiskiminetas River in Hyde Park Borough due to
an ice jam. Water was reported on Enterprise Way, including at
Penn Manufacturing. Several roads were also reported closed due
to flooding, including Kiski Street, where several homes were
being affected by flooding.

Some locations that will experience flooding include…
Vandergrift… Leechburg…
West Leechburg… Hyde Park…

Please report flooding by calling 412-262-1988, posting to
the NWS Pittsburgh Facebook page, or using Twitter @NWSPITTSBURGH.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

Do not drive through flooded roads. Use caution as river banks and
culverts can become unstable and unsafe.

Thursday, January 18, 2018

  • Day No. : 18
  • Days Remaining in 2018: 347
  • Sunrise: 7:37 AM EST
  • Sunset: 5:21 PM EST
  • Length of Day: 9 Hours and 44 minutes
  • Moon Age: 2  Days
  • Moon Phase: Waxing Crescent (Illumination: 2%)

My Statistics

Temperature (Degrees):

  • High: 29.5
  • Low: 7.5

Relative Humidity (Percent):

  • High: 79%
  • Low: 52%

CoCoRaHS Gauge:

  • Snow: 0.1″ / 7.3 (Month) / 14.3″ (Season)
  • Rain/Melted Snow: T / 1.51″  (Month) / 1.51″ (Year)

Notable from the NWS Pittsburgh Office:

Temperature (Degrees):

  • Maximum:
    • Today: 27@ 3:59 PM EST
    • Normal: 26
    • Record: 69, set in 1929
  • Minimum:
    • Today: 7 @ 4:53 AM EST
    • Normal: 21
    • Record: -16, set in 1994
  • Average for today:

Relative Humidity (Percent)

  • Maximum: 88% @  4:00 AM EST
  • Minimum: 50 @ 3:00 PM EST

Precipitation:

  • Today: 0.00″
  • For the Month: 3.42″
  • For the Year: 3.42″

Snowfall:

  • Today: 0.0″
  • For the Month:13.3″
  • For the Year: 13.3″
  • For the Season:26.6″
  • Snow Depth: 6″

River Forecast on the Youghiogheny River @ Connellsville, PA

  • River Stage @ 7:00 AM: 4.76′
  • Difference from yesterday’s stage 0.00′
  • Tomorrow’s Stage @ 7:00 AM: 4.20′
  • Flood Stage: 12 Feet.

Routine Fire Weather Forecast

For the Fire Weather Forecast: High pressure brings dry weather and a warming trend into Saturday. Light rain chances return later in the weekend, before a cold front brings more widespread rain by Monday. The Haines Index will be 4 over the next 36 hours.

Air Quality Forecast

The Air Quality forecast for Friday in Pittsburgh is code level YELLOW, which is moderate, and means that people unusually sensitive to air pollution may be mildly affected. The primary pollutant will be particles.

Tomorrow’s Outlook

  • Sunrise: 7:36 AM EST
  • Sunset: 5:22  PM EST
  • Length of Day: 9 Hours and 46  minutes
  • Moon Age: 3 Days
  • Moon Phase: Waxing Crescent (Illumination: 5%)
  • Synopsis: High pressure brings dry weather and a warming trend into Saturday. Light rain chances return later in the weekend, before a cold front brings more widespread rain by Monday.

 

Detailed Forecast

Tonight
Partly cloudy, with a low around 6. Wind chill values as low as -7. Southwest wind 7 to 9 mph.
Thursday
Sunny, with a high near 30. Wind chill values as low as -4. Southwest wind 10 to 15 mph.
Thursday Night
Mostly clear, with a low around 20. Southwest wind 9 to 13 mph.
Friday
Sunny, with a high near 38. Southwest wind 7 to 10 mph.
Friday Night
Mostly clear, with a low around 29. Southwest wind 7 to 10 mph.
Saturday
Sunny, with a high near 45.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Mostly cloudy, with a high near 50.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 30%.
Monday
Showers likely, mainly after 3pm. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
Monday Night
Showers likely. Mostly cloudy, with a low around 35. Chance of precipitation is 70%.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Partly sunny, with a high near 40.

Weather History For Wednesday, January 17, 2018

1817 – A luminous snowstorm occurred in Vermont and New Hampshire. Saint Elmo’s fire appeared as static discharges on roof peaks, fence posts, and the hats and fingers of people. Thunderstorms prevailed over central New England. (David Ludlum)

1893 – The mercury dipped to 17 degrees below zero at Millsboro, DE, to establish a state record. (The Weather Channel)

1972 – A single storm unloaded 77.5 inches of snow at Summit, MT, to establish a state record. (The Weather Channel)

1982 – Strong chinook winds caused severe wind damage in Boulder, CO. Wind gusts to 118 mph was recorded on the roof of the Environmental Research Laboratories (ERL), and a wind gust to 137 mph was measured atop the roof of the NCAR building (in the southwest part of the city, 600 feet above ground level). The high winds uprooted trees and damage roofs. (Storm Data)

1987 – A winter storm spread snow from the Southern Rockies into the Middle Mississippi Valley and southwestern sections of the Great Lakes Region, and freezing rain across Texas and oklahoma. Snowfall totals ranged up to 16 inches at Tulia TX, with 12 inches at Wellington KS. (National Weather Summary) (Storm Data)

1988 – A Pacific storm battered the southern coast of California. Winds gusting to 65 mph uprooted trees in San Diego. Los Angeles reported an all-time record low baromteric pressure reading of 29.25 inches. (National Weather Summary) (Storm Data)

1989 – Strong chinook winds along the eastern slopes of the Rockies gusted to 90 mph near Rollinsville CO, and reached 94 mph near Big Timber MT. Heavy snow blanketed parts of the Upper Mississippi Valley, with eight inches reported in Douglas County WI. (National Weather Summary) (Storm Data)

1990 – Twenty cities across the southeastern half of the country reported record high temperatures for the date. Record highs included 61 degrees at Williamstown PA and 85 degrees at Brownsville TX. Evening thunderstorms produced large hail and damaging winds from eastern Texas to Mississippi. (National Weather Summary) (Storm Data)

2010 – A series of strong Pacific storms impacted Arizona, California, Colorado, New Mexico, Nevada and Utah from January 17th through 23rd, leaving behind several feet of snow across the higher terrain and breaking numerous lowest barometric pressure records across the region. Sunrise Mountain, Arizona received 77 inches of snow, while Mammoth Lakes, California received 90 inches. (NCDC)

Wednesday, January 17, 2018

 

  • Day No.:17
  • Days Remaining in 2018:
  • Sunrise: 7:37  AM EST
  • Sunset: 5:20 PM EST
  • Length of Day: 9 Hours and 43 minutes
  • Moon Age: 1 Days
  • Moon Phase: New Moon (Illumination: 0%)

My Statistics

Temperature (Degrees):

  • High:19.9
  • Low: 7.0

Relative Humidity (Percent):

  • High: 80%
  • Low: 61%

CoCoRaHS Gauge:

  • Snow: 1.9″ / 7.2 (Month) / 14.2″ (Season)
  • Rain/Melted Snow: 0.11″ / 1.51″ (Month) / 1.51″ (Year)

Notable from the NWS Pittsburgh Office:

Temperature (Degrees):

  • Maximum:
    • Today: 15@ 3:32 PM EST
    • Normal: 35
    • Record: 63, tied in 1990 and 1932
  • Minimum:
    • Today: -1@ 3:26 AM EST
    • Normal: 21
    • Record: -18, set in 1982
  • Average for today: 7

Relative Humidity (Percent)

  • Maximum: 91% @ 8:00 AM EST
  • Minimum: 70 @ 1:00 PM EST

Precipitation:

  • Today: 0.01″
  • For the Month: 3.42″
  • For the Year: 3.42″

Snowfall:

  • Today: 0.1″
  • For the Month:13.3″
  • For the Year: 13.3″
  • For the Season: 26.6″
  • Snow Depth: 7″

River Forecast on the Youghiogheny River @ Connellsville, PA

  • River Stage @ 7:00 AM: 4.76′
  • Difference from yesterday’s stage -0.15′
  • Tomorrow’s Stage @ 7:00 AM: 4.30′
  • Flood Stage: 12 Feet.

Routine Fire Weather Forecast

For the Fire Weather Forecast: Temperatures will gradually warm through the latter part of the week and into the weekend with high pressure remains in control. The Haines Index will be 4 over the next 36 hours.

Air Quality Forecast

The Air Quality forecast for Thursday in Pittsburgh is code level GREEN, which is good, and means little or no health risk. The primary pollutant will be particles.

Tomorrow’s Outlook

  • Sunrise: 7:37 AM EST
  • Sunset: 5:21   PM EST
  • Length of Day: 9 Hours and  44 minutes
  • Moon Age: 2 Days
  • Moon Phase: Waxing Crescent (2% illumination)
  • Synopsis: Temperatures will gradually warm through the latter part of the week and into the weekend with high pressure remains in control.

 

​Weather History For Tuesday, January 16, 2018

1831 – A great snowstorm raged from Georgia to Maine. Snowfall totals greater than 30 inches were reported from Pennsylvania across southern New England. (David Ludlum)
1964 – Fort Worth, TX, received 7.5 inches of snow, and Dallas reported a foot of snow. (David Ludlum)
1987 – A winter storm produced a total of 61 inches of snow at Rye CO, and wind gusts to 100 mph in Utah. The storm then spread heavy snow from the Texas panhandle to Indiana. Tulia TX received 16 inches of snow, and up to 14 inches was reported in western Oklahoma. (National Weather Summary) (Storm Data)
1988 – A small storm in the western U.S. produced a foot of snow and wind gusts to 70 mph in the Lake Tahoe Basin of Nevada. Showers and thunderstorms produced 2.28 inches of rain at Brownsville TX,their third highest total for any day in January. (National Weather Summary) (Storm Data)
1989 – Strong chinook winds plagued much of the state of Wyoming. Winds gusted to 80 mph at Cody, and wind gusts to 100 mph were reported in eastern and northwestern Wyoming. (National Weather Summary) (Storm Data)
1990 – Heavy snow fell across the Prince Williams Sound area and the Susitna Valley of southern Alaska. Valdez was buried under 64.9 inches of snow in less than two days, including a record 47.5 inches in 24 hours. Up to 44 inches of snow was reported in the Susitna Valley. The heavy snow blocked roads, closed schools, and sank half a dozen vessels in the harbor. (Storm Data)

Tuesday, January 16, 2018 (Delayed)

 

  • Day No.:16
  • Days Remaining in 2018: 349
  • Sunrise: 7:38 AM EST
  • Sunset 5:19 PM EST
  • Length of Day: 9 Hours and 41 minutes
  • Moon Age: 0  Days
  • Moon Phase: Waxing Crescent (NO Illumination

My Statistics

Temperature (Degrees):

  • High:35.8
  • Low:19.6

Relative Humidity (Percent):

  • High: 86%
  • Low: 62%

CoCoRaHS Gauge:

  • Snow: .6″ / 5.3″ (Month) / 12.3″ (Season)
  • Rain/Melted Snow: 0.09″ / 1.40″ (Month) / 1.40″ (Year)

Notable from the NWS Pittsburgh Office:

Temperature (Degrees):

  • Maximum:
    • Today: 27 @ 11:30 AM EST
    • Normal: 35
    • Record: 61, set in 1889
  • Minimum:
    • Today: 19 @ 3: 59 PM EST
    • Normal: 21
    • Record:
  • Average for today:

Relative Humidity (Percent)

  • Maximum: 80% @  AM EST
  • Minimum: 55 @  PM EST

Precipitation:

  • Today:0.07″
  • For the Month: 3.41″
  • For the Year : 3.41″

Snowfall:

  • Today: 2.8″
  • For the Month:13.1″
  • For the Year: 13.1″
  • For the Season:26.4″
  • Snow Depth:7

River Forecast on the Youghiogheny River @ Connellsville, PA

  • River Stage @ 7:00 AM: 6.26′
  • Difference from yesterday’s stage -0.14′
  • Tomorrow’s Stage @ 7:00 AM: 4.8′
  • Flood Stage: 12 Feet.

Routine Fire Weather Forecast

For the Fire Weather Forecast: Low pressure will bring relatively light snow to the region
today followed by bitter cold on Wednesday. Warmer temperatures and dry conditions expected the remainder of the week. The Haines Index will be 3 during the day tomorrow and 4 tomorrow night and Thursday

Air Quality Forecast

The Air Quality forecast for Wednesday in Pittsburgh is code level GREEN,
which is good, and means little or no health risk. The primary pollutant will be particles.

Tomorrow’s Outlook

  • Sunrise: 7:37 AM EST
  • Sunset: 5:20  PM EST
  • Length of Day: 9  Hours and  43  minutes
  • Moon Age: 1 Days
  • Moon Phase: NEW MOON (Illumination 0%)
  • Synopsis: Low pressure will bring relatively light snow to the region today followed by bitter cold on Wednesday. Warmer temperatures and dry conditions expected the remainder of the week.