National Weather Service United States Department of Commerce

Significant Snow and Extreme Cold Expected for Much of the Area

Another winter storm will impact much of the region Friday through Saturday night. For this one, only snow is expected. 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
801 PM EST Thu Jan 29 2026

VAZ018-300900-
RAWS 444002
37.56N  80.18W Elev. 2702 ft
801 PM EST Thu Jan 29 2026

Date           01/29/26      Fri 01/30/26            Sat 01/31/26            Sun
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
EST 3hrly     16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07

MIN/MAX TEMP                 14          27          14          22           6
TEMP                16 14 15 15 20 26 27 22 19 18 16 15 17 21 21 16 12 10  8  8
DEWPT                4  4  6  7 12 15 16 15 14 12 11  9  9  9  8  6  2  0 -1 -3
MIN/MAX RH                   73          62          82          57          64
RH                  58 64 67 70 71 62 63 74 80 77 80 77 70 59 56 64 63 63 66 60
WIND DIR             W  W  W  W SE SE SE  E  E NE  E NE  N  N  N NW NW NW NW NW
WIND SPD             1  1  1  1  1  2  2  1  1  2  2  3  4  5  6  8 10 11 14 17
WIND GUST                                         13 16 17 18 23 29 35 37 44 49
CLOUDS              B1 B2 B2 OV B2 B2 B2 B2 B2 OV OV B2 OV OV OV B2 B2 B2 B1 SC
CLOUDS(%)           67 82 86 90 82 84 84 82 85 88 89 87 88 92 88 86 78 72 64 44
VSBY                10 10  9  3  3  2  2  4  2  2  3  4  4  6  6 10            
POP 12HR                     10          60          70          60          30
SNOW                          S  C  C  C  L  L  L  L  L  L  C  C  C  C         
MIX HGT             <1 <1 <1 <1  1  2  1 <1 <1  1  1 <1  2  3  3  2            
T WIND DIR          NW NW NW  E  S  S SE SE SE  E  E NE  N  N  N NW            
T WIND SPD           4  2  1  1  2  4  3  5  5  8  8  8  8 10 16 23            
DISPERSION          VP VP VP             VP VP VP VP             PR FR FR GD   
ADI                  2  1  1  1  3 11  6  3  3  4  4  9 14 24 35 26            
MAX LVORI            3  3  4  4  3  2  3  3  4  4  5  4  3  2  1  2            
STABILITY            F  F  F  C  C  C  C  F  F  F  F  C  D  D  D  D            
CEILING                    5800  2700  1400   700  1400  3500  4600  6600      
STA PRES                  27.84 27.86 27.79 27.80 27.78 27.76 27.68            


Date           02/01Mon 02/02/26Tue 02/03/26Wed 02/04/26Thu 02/05/26
UTC 6hrly     18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
EST 6hrly     13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19

MAX/MIN TEMP       21       8      32      18      36      20      37      25      36
TEMP          19 16 12  9 30 24 19 19 34 29 24 22 35 32 29 26 36 27
DEWPT          4  3  3  1 11 12 11 13 19 18 16 16 23 23 23 22 24 18
RH            51 56 66 69 44 60 70 77 54 63 71 77 61 69 78 85 61 68
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    SC SC FW FW SC SC SC SC SC B1 B1 B1 B1 B2 B2 B2 B2 B2
POP 12HR            0       0       0       0       0      20      30      40      30
FRZG RAIN                                       S                  
RAIN                                               C  C            
SNOW                                               C  C  C  C  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