icon  Hazardous Weather Outlook  -  Lehigh County

Weather Forecast Office

  Hazardous Weather Outlook

LEHIGH COUNTY
National Weather Service -
icon HAZARDOUS WEATHER OUTLOOK
Lehigh County
Issued - December 19 2014 3:57 pm EST
Update - December 19, 2014 7:36pm EST
Expires - December 20 4:00pm EST

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
357 PM EST FRI DEC 19 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN DELAWARE...NORTHEAST
MARYLAND...CENTRAL NEW JERSEY...NORTHERN NEW JERSEY...NORTHWEST NEW
JERSEY...SOUTHERN NEW JERSEY...EAST CENTRAL
PENNSYLVANIA...NORTHEAST PENNSYLVANIA AND SOUTHEAST PENNSYLVANIA.

• DAY ONE...THIS AFTERNOON AND TONIGHT.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

• DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

A STRONG LOW PRESSURE SYSTEM WILL BRING HEAVY RAIN AND GUSTY WINDS
ON CHRISTMAS EVE.

• SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.


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METRIC | IMPERIAL
Updated: 19-Dec-2014 @ 7:45pm  
Temperature Current Conditions Forecast / Solar Field
Currently Outside: Colder 0.9°F than last hour.

32.2°F

Wind Chill:  33.7°F
Cold
High Today
40.2°F
1:43 PM
Low Today
32.2°F
7:44 PM
Yest High
37.8°F
12:50 PM
Yest Low
32.4°F
4:47 AM
Rec* High
59.0°F
1957
Rec* Low
-0.0°F
1951
* Records from Weather Underground
<!-- fixupCondition in='Night time/Dry/Overcast  ' out='Night time, Dry, Overcast' ocnt='3' --><!-- vals split on slash -->
Night time, Dry, Overcast Night time, Dry, Overcast

Wind from NNE Wind:  NNE
2.1

Gusting to:
1 mph
Current Snow Snow3:
0.00 in
Fire Weather Index: MINIMAL Current FWI:4
Fire Danger:
0.3 of 232
Tonight

Partly Cloudy
Partly
Cloudy
Lo 23 °F
Saturday

Partly Sunny
Partly
Sunny
Hi 36 °F
Saturday
Night

Mostly Cloudy
Mostly
Cloudy
Lo 25 °F
APCI Solar Field Facing SE
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 0.9°F since last hour. 22.8°F
Last Hour: Decreased 0.9°F since last hour. 0.9°F
High 6:49 AM: 28.7°F
Low 7:44 PM: 22.8°F
Record High: 77.7°F on
9/11/2013
Record Low: -15.9°F on
1/7/2014
Wetbulb: 29.1°F
Rain Today
rain graph

Melt Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.32 in
Dec Rain: 2.28 in
Dec to Date
  Avg:10
1.65 in
Dec to Date
  Diff from Avg:10
Over 0.63 in for the month 0.63 in
Dec Avg: 3.55 in
Diff from Avg: Under 1.27 in for the month 1.27 in
Season:1 46.08 in
YTD
  Avg:11
43.82 in
YTD
  Diff from Avg:11
Over 2.26 in for the year 2.26 in
Last Rain
Time/Date:
12/17/2014
at 1:05 AM
138 rain days in 2014
10 days in December
1 day since last rain
Current: NNE  2.1 mph
1Hr Average: 6.4 mph
Wind Run: 115.88 miles
Wind Gust
Current: 1 mph mph
Today: 20 mph 10:23 AM
Month: 30 mph Dec-10
Year: 49 mph May-24
Record Gust: 66 mph
1/24/2013
Sunlight:
9 hrs 17 min
of Sunlight Today
graph 38.7% 61.3%
Which is
1 min 01 sec Shorter
Than Yesterday
 
NEW MOON, 27 days, 12 hours, 17 minutes in cycle
0%
Illuminated
Humidity Barometer
Current: No Change 68%
Last Hour: No Change 0%
High 6:19 AM: 81%
Low 1:44 PM: 54%
Record High: 100%
8/25/2011
Record Low: 13%
4/21/2014
Current: Falling 0.009  inHg/hr 30.187 inHg
Last Hour: Steady
High 6:57 PM: 30.198 in.
Low 1:23 AM: 30.025 in.
Record High: 30.865 inHg
10/9/2013
Record Low: 28.440 inHg
10/29/2012
Heating Degree Days Snow3 Wind Chill Air
Today: 24.4
Dec: 544.5
2014 to Date: 5566.1
Cooling Degree Days
2014 to Date: 740.4
Today: 0.00 in
Yesterday: 0.00 in
Dec Snow: Under 2.205 in for the month 0.00 in
Dec Avg: 2.20 in
Diff from Avg: -2.20 in
Season Total:2 1.20 in
Snow Depth: 0.00 in
0 snow days in December
1 snow day this season.2
First Snow of Season:
//
Average 1st Snow:
Current: 33.7°F
Low 7:10 PM: 21.8°F
Yesterday: 20.7°F
Record: -26.1°F
1/7/2014
Quality
Index6:

24


Good
Density:
1.301 kg/m3
UV Summary/Forecast Solar Summary
High Today:   1.6 @ 12:13 PM
Dec-20

1.3
Dec-21

1.3
Dec-22

1.2
High Today:  
629 W/m2 @ 12:20 PM
Sun Hours Today:
03:22
   This Month: 26:06 Hrs
Rise: 7:21 AM  Set: 4:38 PM
Almanac Irrigation Index5 Station All Time Records Cloud Level
Current: Evening
YTD Avg Temp: 51.2°F
Sunrise: 7:21 AM
Sunset: 4:38 PM
Moonrise: 5:32 AM
Moonset: 3:43 PM
Full Moon: 12/6/2014
New Moon: 01:36 UTC
12/22/2014
Updated at Midnight
Current ET: 0.04 in
7-Days Rain: 0.32 in
7-Days ET: 0.17 in
7-Day:  0.153 in water in excess of what evaporated in last 7 days. 0.153 in
December:  1.87 in water in excess of what evaporated this month. 1.87 in
HIGHS: LOWS:
103.3°F
7/22/2011
-1.7°F
1/4/2014
Daytime Records
  94.8°F
7/07/2012
  4.3°F
1/07/2014
Nitetime Records
  83.3°F
7/18/2012
  3.2°F
1/04/2014
ICN:13 | S3C2:1 | Ajax 3.xx
ISS:Ok | CON:4.6 | RCP:100%
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.   10 Historical average only to day 19 of just the month of December for this station since 2013.   11 Historical average rain this season to day 19 of December for this station since 2013.
 NWS Weather Forecast  -   Outlook Tonight & Saturday
Tonight

Partly Cloudy
Partly
Cloudy
Lo 23 °F
NWS forecast: Partly cloudy, with a low around 23. Northwest wind 3 to 8 mph.
Local station forecast: PARTLY CLOUDY. LOWS IN THE LOWER 20S. NORTHWEST WINDS 5 TO 10 MPH.
Saturday

Partly Sunny
Partly
Sunny
Hi 36 °F
NWS forecast: Partly sunny, with a high near 36. Calm wind.
 NWS Short Term Weather Forecast
Saturday
Night

Mostly Cloudy
Mostly
Cloudy
Lo 25 °F
Sunday

Partly Sunny
Partly
Sunny
Hi 42 °F
Sunday
Night

Partly Cloudy
Partly
Cloudy
Lo 27 °F
Monday

Chance Rain/Snow. Chance for Measurable Precipitation 40%
Chance
Rain/Snow
Hi 43 °F
Monday
Night

Chance Rain/Snow. Chance for Measurable Precipitation 50%
Chance
Rain/Snow
Lo 35 °F
Tuesday

Chance Rain. Chance for Measurable Precipitation 50%
Chance
Rain
Hi 47 °F
Tuesday
Night

Chance Rain. Chance for Measurable Precipitation 50%
Chance
Rain
Lo 40 °F
Animated icons courtesy of www.meteotreviglio.com
Precipitation average-to-date script courtesy of Murry Conarroe
Version 6.93 - 01-May-2014 - Script Mods by: BurnsvilleWeatherLIVE.com


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