Alert archive / Pennsylvania / Winter Weather Advisories in 2021
Winter Weather Advisory 11, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this winter weather advisory at Feb 26, 2021, 9:48 PM EST for Carbon County, Monroe County, Pennsylvania. It took effect at Feb 26, 2021, 11:00 PM EST. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Feb 26, 2021, 9:48 PM EST (02:48 UTC)
- In effect from
- Feb 26, 2021, 11:00 PM EST
- Expired
- Feb 27, 2021, 9:00 AM EST
- In force
- 10 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties Carbon County, PA, Monroe County, PA
The radar
The Binghamton radar (KBGM), 140 km from the middle of the area, began a volume at 02:50 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 00:00Z, 2.8 hours before the alert went out and 224 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1489 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 10 m²/s²
- 0-3 km storm-relative helicity
- 57 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
160 WWUS41 KPHI 270248 WSWPHI URGENT - WINTER WEATHER MESSAGE National Weather Service Mount Holly NJ 948 PM EST Fri Feb 26 2021 PAZ054-055-271400- /O.NEW.KPHI.WW.Y.0011.210227T0400Z-210227T1400Z/ Carbon-Monroe- Including the cities of Jim Thorpe and Stroudsburg 948 PM EST Fri Feb 26 2021 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 AM EST SATURDAY... * WHAT...Mixed precipitation expected. Total snow accumulations of up to two inches and ice accumulations of up to one tenth of an inch. * WHERE...Carbon and Monroe. * WHEN...Until 9 AM EST Saturday. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ TD/SJ
2 follow-up statements
231 WWUS41 KPHI 270922 WSWPHI URGENT - WINTER WEATHER MESSAGE National Weather Service Mount Holly NJ 422 AM EST Sat Feb 27 2021 PAZ054-055-271400- /O.CON.KPHI.WW.Y.0011.000000T0000Z-210227T1400Z/ Carbon-Monroe- Including the cities of Jim Thorpe and Stroudsburg 422 AM EST Sat Feb 27 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING... * WHAT...Mixed precipitation. Additional snow accumulations of up to one inch and ice accumulations of a light glaze. * WHERE...Carbon and Monroe. * WHEN...Until 9 AM EST this morning. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$
241 WWUS41 KPHI 271347 WSWPHI URGENT - WINTER WEATHER MESSAGE National Weather Service Mount Holly NJ 847 AM EST Sat Feb 27 2021 PAZ054-055-271500- /O.EXP.KPHI.WW.Y.0011.000000T0000Z-210227T1400Z/ Carbon-Monroe- Including the cities of Jim Thorpe and Stroudsburg 847 AM EST Sat Feb 27 2021 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 9 AM EST THIS MORNING... Precipitation is moving out of the area and temperatures are gradually rising so the Winter Weather Advisory will be allowed to expire at 9 AM. $$
Nearby
Winter Weather Advisories in Pennsylvania, 2021Every winter weather advisory in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.