Areas affected: Berks; Lehigh; Upper Bucks; Western Montgomery
Instructions: A winter weather advisory for snow means that periods of snow
will cause travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
Report snow and ice accumulation to the national weather service
by calling our trained spotter line, posting to the nws mount
holly facebook page, or using twitter @nws_mountholly.
Snowfall and ice accumulation forecast maps in addition to
experimental probabilistic snowfall information for the latest
event are available online at www.weather.gov/phi/winter
Message summary: ...accumulating snow expected across the region later tonight
into wednesday... .an area of low pressure will redevelop off the mid atlantic coast
late tonight through tuesday. As this occurs, a surface trough
will extend westward from it and this should be the main focus for
heavier snowfall. The location of where this feature sets up will
determine the axis of the heavier accumulating snowfall. ...winter weather advisory in effect from midnight tonight to
6 am est wednesday... The national weather service in mount holly has issued a winter
weather advisory, which is in effect from midnight tonight to 6
am est wednesday. * snow accumulations...2 to 5 inches. * timing...snow is expected to develop late this evening and
overnight, then continue through tuesday night. The snow has
the potential to fall at a moderate to heavy rate at times
tuesday and tuesday night. * impacts...accumulating snow will affect travel late tonight
through tuesday night, including the rush hour commutes. The
road conditions will likely deteriorate during times of heavier
snowfall rates. Remember, bridges and other elevated surfaces
tend to become slippery first. * visibilities...one half mile or less at times. * temperatures...dropping into the mid and upper 20s later
tonight, then rising to around freezing for a time tuesday. * winds...northeast 10 to 15 mph with gusts up to 25 mph. ...view the complete message
1 Rain season: Jan 1st to Dec 31st.
2 Snow season July 1st to June 30th.
3 Snow manually measured usually around 7AM and 7PM.
4 Updated at Noon Central Time.
5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present).
6 Air Quality Index is provided by Minnesota Polution Control Agency and is updated hourly between the hours of 6AM and Midnight.
9 Solar Index represents either an absolute scale of solar energy (W/m²) using the station’s recorded maximum or a percentage of computed theoretical solar maximum using the station’s location and time of day. These indices differ most when the sun is low on the horizon. The current scale is shown, and will toggle if it or the icon is clicked.
10 Historical average only to day 8 of just the month of February for this station since 2013.
11 Historical average rain this season to day 8 of February for this station since 2013.
NWS Weather Forecast -
Outlook Tonight & Tuesday
Lo 26 °F
NWS forecast: Snow, mainly after 10pm. Low around 26. East wind 5 to 7 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible. Local station forecast:SNOW LIKELY. SNOW ACCUMULATION AROUND AN INCH. LOWS IN THE MID 20S. EAST WINDS AROUND 5 MPH. CHANCE OF SNOW 70 PERCENT.
Hi 33 °F
NWS forecast: Snow. High near 33. Northeast wind 5 to 8 mph becoming calm in the afternoon. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.