FIVE DAY FORECAST FOR FREDERICK COUNTY, MD
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URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
234 AM EST TUE FEB 9 2010
DCZ001-MDZ003>007-009>011-013-014-VAZ042-053-054-WVZ053-091545-
/O.CON.KLWX.WS.W.0007.100209T1700Z-100211T0000Z/
DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL-
NORTHERN BALTIMORE-HARFORD-MONTGOMERY-HOWARD-SOUTHERN BALTIMORE-
PRINCE GEORGES-ANNE ARUNDEL-LOUDOUN-FAIRFAX-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-JEFFERSON-
INCLUDING THE CITIES OF...WASHINGTON...HAGERSTOWN...FREDERICK...
WESTMINSTER...GAITHERSBURG...COLUMBIA...BALTIMORE...ANNAPOLIS...
LEESBURG...FAIRFAX...ALEXANDRIA...FALLS CHURCH...CHARLES TOWN
234 AM EST TUE FEB 9 2010
...WINTER STORM WARNING REMAINS IN EFFECT FROM NOON TODAY TO 7 PM
EST WEDNESDAY...
A WINTER STORM WARNING REMAINS IN EFFECT FROM NOON TODAY TO 7 PM
EST WEDNESDAY.
* PRECIPITATION TYPE...SNOW.
* ACCUMULATIONS...10 TO 20 INCHES.
* TIMING...MID-AFTERNOON TODAY THROUGH WEDNESDAY.
* TEMPERATURES...TEMPERATURES NEAR FREEZING AT THE ONSET TODAY
AFTERNOON. TEMPERATURES WILL DROP INTO THE UPPER 20S TODAY
NIGHT AND WEDNESDAY.
* WINDS...LIGHT SOUTHEASTERLY WINDS TODAY BECOMING
NORTHWESTERLY 15 TO 25 MPH WEDNESDAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. THE COMBINATION OF SNOW AND STRONG WINDS
WILL MAKE TRAVEL VERY HAZARDOUS.

Record high temperature 92.7°F Record low temperature 1.8°F Record high gust 76.0 mph Record high average 49.0 mph Record daily rain 4.40 in. Record low windchill -15.0°F Record high barometer 31.511 in. Record low barometer 20.600 in.
Daily high pressure 30.171 in. Daily low pressure 30.156 in. Daily low windchill 12.6°F Daily high heat index 24.3°F Daily high gust speed 7.1 mph W Daily high average speed 5.5 mph W
N3OK's Weather Data
LAST READING AT TIME: 4:00 AM DATE: February 09 2010, time of next update: 4:10 AM
Current WeatherNight time/Dry Current Temperature 20.9°F (-6.2°C), Apparent temp 16.8°F
Maximum Temperature (since midnight)24.3°F at: 12:00 AM Minimum Temperature (since midnight)20.7°F at: 1:08 AM
Average windspeed (ten minute)0.0 mph Wind Direction (ten minute)NW (315°)
Windchill Temperature 20.9°F Maximum Gust (last hour)4.4 mph at: 3:03AM
Maximum Gust (since midnight)7.1 mph at: 1:38 AM Maximum 1 minute average (since midnight)5.5 mph at: 1:35 AM
Rainfall (last hour)0.000 in. (0.0 mm) Rainfall (since midnight)0.000 in. (0.0 mm) ---
Rainfall This month 0.99 in. (25.1 mm) Rainfall To date this year 2.756 in. (70.0 mm)
Maximum rain per minute (last hour)0.000 in/min Maximum rain per hour (last 6 hours)0.000 in/hour
Yesterdays rainfall 0.000 in DewPoint 18.2°F (Wet Bulb :20.1°F )
Humidity 89 %, Humidex 14.3°F Barometer corrected to msl30.168 in. (1021.6 hPa)
Pressure change 0.00 in. (last hour) Trend (last hour)STEADY
Pressure change (last 12 hours)+0.06 in Pressure change (last 6 hours)+0.01 in



Weather report/warning/Metars

Expires:201002092115;;673065
FPUS51 KLWX 090745 AAA
ZFPLWX
ZONE FORECAST PRODUCT...UPDATED
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
245 AM EST TUE FEB 9 2010

MDZ004-092115-
FREDERICK MD-
INCLUDING THE CITIES OF...FREDERICK
245 AM EST TUE FEB 9 2010
...WINTER STORM WARNING IN EFFECT FROM NOON TODAY TO 7 PM EST
WEDNESDAY...
.OVERNIGHT...MOSTLY CLOUDY. COLD WITH LOWS AROUND 10 ABOVE.
NORTHWEST WINDS AROUND 5 MPH. 
.TUESDAY...CLOUDY...SNOW...MAINLY IN THE AFTERNOON. SNOW
ACCUMULATION AROUND AN INCH. HIGHS IN THE UPPER 20S. NORTH WINDS
AROUND 5 MPH...BECOMING NORTHEAST IN THE AFTERNOON. CHANCE OF SNOW
80 PERCENT. 
.TUESDAY NIGHT...SNOW. SNOW MAY BE HEAVY AT TIMES AFTER MIDNIGHT.
ADDITIONAL SNOW ACCUMULATION OF 4 TO 8 INCHES. LOWS IN THE MID 20S.
NORTHEAST WINDS 5 TO 10 MPH. CHANCE OF SNOW NEAR 100 PERCENT. 
.WEDNESDAY...SNOW. SNOW MAY BE HEAVY AT TIMES. TOTAL SNOW
ACCUMULATION OF 10 TO 14 INCHES. BLUSTERY WITH HIGHS IN THE UPPER
20S. NORTHWEST WINDS 15 TO 25 MPH. GUSTS UP TO 40 MPH IN THE
AFTERNOON. CHANCE OF SNOW NEAR 100 PERCENT. 
.WEDNESDAY NIGHT...MOSTLY CLOUDY. A CHANCE OF SNOW IN THE EVENING.
BRISK WITH LOWS AROUND 20. NORTHWEST WINDS 20 TO 25 MPH WITH GUSTS
UP TO 35 MPH. CHANCE OF SNOW 30 PERCENT. 
.THURSDAY...PARTLY SUNNY AND BRISK. HIGHS IN THE MID 30S. 
.THURSDAY NIGHT...PARTLY CLOUDY. LOWS AROUND 20. 
.FRIDAY...SUNNY. HIGHS IN THE MID 30S. 
.FRIDAY NIGHT...PARTLY CLOUDY. LOWS AROUND 20. 
.SATURDAY...MOSTLY SUNNY. HIGHS IN THE LOWER 30S. 
.SATURDAY NIGHT...PARTLY CLOUDY. LOWS 15 TO 20. 
.SUNDAY...MOSTLY SUNNY. HIGHS IN THE MID 30S. 
.SUNDAY NIGHT...PARTLY CLOUDY. LOWS AROUND 20. 
.PRESIDENTS DAY...MOSTLY SUNNY. HIGHS IN THE MID 30S. 
$$


Frederick, Frederick Municipal Airport, MD, United States (KFDK) 39-25-03N 077-22-28W
Feb 09, 2010 - 02:43 AM EST / 2010.02.09 0743 UTC
Wind: from the S (180 degrees) at 5 MPH (4 KT):0
Visibility: 10 mile(s):0
Sky conditions: partly cloudy
Temperature: 21 F (-6 C)
Windchill: 14 F (-10 C):1
Dew Point: 14 F (-10 C)
Relative Humidity: 73%
Pressure (altimeter): 30.2 in. Hg (1022 hPa)
ob: KFDK 090743Z AUTO 18004KT 10SM SCT090 M06/M10 A3020 RMK AO2
cycle: 7



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Created by "Weather Display" software version 10.37P at this start time/date 1:17:03 AM 2/9/2010