National Weather Service United States Department of Commerce

Snow and Extreme Cold Expected for Much of the Area

A winter storm with snow will continuing impacting primarily the southern portion of the region through Saturday night. Dangerously cold wind chills will conclude the event Saturday night and early Sunday. Click here for more details. Read More >

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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
701 AM EST Sun Feb 1 2026

WVZ043-012100-
RAWS 465401
37.53N  81.00W Elev. 2725 ft
701 AM EST Sun Feb 1 2026

Date             Sun 02/01/26            Mon 02/02/26            Tue 02/03/26
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00
EST 3hrly     04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19

MAX/MIN TEMP                 15           2          29          19          37
TEMP                 7 14 16 12 11  9  7  4 15 27 29 23 21 21 22 23 28 35 37 33
DEWPT                2  5  6  5  5  4  3  2  8  3  2  5 13 17 20 21 24 26 28 29
MAX/MIN RH                   62          90          47          93          70
RH                  79 67 64 73 76 80 83 91 73 35 31 45 71 84 92 92 85 69 70 85
WIND DIR            NW NW NW  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W SW  S
WIND SPD            11 13 11  6  5  4  4  3  3  5  5  4  4  4  4  4  5  5  5  2
WIND GUST           26 27 25 19 16                                             
CLOUDS              B1 B1 SC B1 B1 SC SC FW FW SC SC B1 B1 B2 B2 B2 B2 OV OV OV
CLOUDS(%)           62 59 33 52 54 50 29 11 14 38 36 56 61 76 85 85 86 92 89 90
VSBY                10 10 10 10 10 10  8 10 10 10 10 10 10 10 10 10 10  5  5  2
POP 12HR                      0           0           0           5          40
FLURRIES                                                                       
RAIN                                                                    C  C  L
SNOW                                                                    C  C  L
MIX HGT              2  2  2 <1 <1 <1 <1 <1  1  2  3 <1 <1 <1  1 <1  2  3  2 <1
T WIND DIR          NW NW NW NW NW NW NW  W  W  W  W  W  W  W  W  W  W SW  S SE
T WIND SPD          27 27 23 11 13 17 10  6  4  9 13 13  9  9  9  8 14  8  4 10
DISPERSION                   PR PR VP VP             VP VP VP VP             VP
ADI                 54 57 61  8  9  8  5  7  7 27 50  9  6  6  6  9 29 23  9  5
MAX LVORI            3  1  1  3  4  4  5  5  3  2  1  3  4  4  6  5  3  3  3  5
STABILITY            D  D  C  E  E  F  F  B  B  B  B  E  E  E  E  D  D  C  D  F
CEILING              1400  None  None  None  None  None  1900   900   600  7200
STA PRES            27.65 27.64 27.69 27.71 27.73 27.70 27.73 27.73 27.74 27.64


Date          Wed 02/04/26Thu 02/05/26Fri 02/06/26Sat 02/07/26
UTC 6hrly     06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly     01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19

MIN/MAX TEMP       28      33      12      27      14      35      15      21
TEMP          31 28 31 26 19 14 24 21 16 21 33 34 28 16 20 17
DEWPT         29 27 25 20 15 10 11  9 11 16 25 28 23 15  9  7
RH            92 96 78 78 84 84 57 59 80 81 72 78 81 96 62 64
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    OV OV B2 B2 B2 B2 B1 FW FW B1 B2 B2 B2 B2 B1 SC
POP 12HR           70      40      20      10      10      60      50      10
RAIN           L                                             
SNOW           L  C  C  C  S                 C  L  C  C      

$$


This product is for planning and review purposes only and is not
to be substituted for an official fire weather spot forecast. The
data displayed are calculated from a 2.5 by 2.5 km digital
database and only approximates weather conditions in highly
varying terrain. Please relay any comments you have to the NWS via
email at rnk.webmaster@noaa.gov.

Below is a weather element key for this product.
(Note...winds do not reflect local terrain effects.)

DAY 1 THROUGH 3...
MAX/MIN TEMP OR MIN/MAX TEMP(F).....Maximum/Minimum air temperature
TEMP(F).............................Air temperature
DEWPT(F)............................Dew point temperature
MIN/MAX RH OR MAX/MIN RH(%).........Maximum/Minimum humdity
RH(%)...............................Relative humidity
WIND DIR(8 POINT COMPASS)...........Wind direction
WIND SPD(MPH).......................Wind speed
CLOUDS(CATEGORY)....................Cloud cover category
     EXAMPLE: CL = CLEAR; FW = FEW; SC = Scattered; BK = Broken; OV = Overcast
CLOUDS(%)...........................Cloud cover as a percentage
VSBY................................Visibility value in statute miles
POP 12HR(%).........................Probability for accumulating precipitation
WEATHER...
   TYPE...
       RAIN...........Rain
       RAIN SHWRS.....Rain showers
       TSTMS..........Thunderstorms
       DRIZZLE........Drizzle
       SNOW...........Snow
       SNOWSHWRS......Snow showers
       SLEET..........Sleet
       FRZG RAIN......Freezing rain
       FRZG DRZL......Freezing drizzle
   COVERAGE...
       IS.............Isolated
       SC.............Scattered
       NM.............Numerous
       O..............Occasional
       S..............Slight chance
       C..............Chance
       L..............Likely
       WD.............Widespread
       D..............Definite
       AR.............Areas
       PA.............Patchy

MIX HGT(THOUSANDS OF FT AGL)........Mixing height
     Example: 6 = 6000 feet; 12 = 12000 feet; <1 = Less than 1000 foot
t WIND DIR(8 POINT COMPASS).........Transport Wind direction
T WIND SPD(MPH).....................Transport Wind speed
DISPERSION(CATEGORY)................Smoke Dispersion category
     Values: vp =Very Poor;PR = Poor; FR = Fair; GD = Good;
ADI (INDEX).........................Atmospheric Dispersion Index
MAX LVORI (INDEX)...................Low Visibility Occurrence Risk Index
STABILITY (CATEGORY)................Pasquill Turner Stability
CEILING (FT)........................Ceiling
STA PRES (INCHES MERCURY)...........Station pressure

Day 4 Through 7...
MAX/MIN TEMP OR MIN/MAX TEMP(F).....Maximum/Minimum air temperature
TEMP(F).............................Air temperature
DEWPT(F)............................Dew Point temperature
RH(%)...............................Relative Humidity
WIND SPD(MPH).......................Wind Speed
     Example: <15 = less than 15 MPH; 15> = 15 MPH or greater
AVE CLOUDS(CATEGORY)................Average Cloud Cover Category
POP 12HR(%).........................Probability for accumulating precipitation
WEATHER.............................See Day 1 through 3 weather descriptions