EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
231 PM EST Thu Jan 22 2026

NCZ006-230900-
RAWS 310801
36.37N  79.29W Elev. 580 ft
231 PM EST Thu Jan 22 2026

Date           01/22/26      Fri 01/23/26            Sat 01/24/26            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                 30          51          18          28          17
TEMP          56 45 38 34 31 30 40 49 50 43 35 30 24 19 22 26 26 22 19 17 18 19
DEWPT         31 30 27 25 23 22 22 21 21 21 14  9  7  2 -2 -4 -1  7 13 15 15 17
MIN/MAX RH                   72          31          47          25          95
RH            38 55 64 69 72 72 48 33 31 41 41 41 47 47 34 26 30 52 77 92 88 92
WIND DIR       W NW  N  N  N  N  N NW NW  N  N  N NE NE NE NE NE NE NE NE NE  N
WIND SPD       3  1  0  0  0  1  2  3  3  2  4  5  5  6  8  8  6  5  5  5  5  5
CLOUDS        B1 B1 FW SC B1 B2 B2 B2 B1 SC SC B1 B1 B1 B2 OV OV OV OV OV OV OV
CLOUDS(%)     59 52 23 41 57 79 85 73 59 31 47 56 53 66 74 92 95 98 98100100100
VSBY          10 10 10 10 10 10 10 10 10 10 10 10 10 10 10  6  3  2  2  2  3  4
POP 12HR                     10          20           5          50         100
FRZG RAIN                                                                     D
SLEET                                                       C  C  D  D  D  D  D
SNOW                                                        C  C  D  D  S      
MIX HGT        3 <1 <1 <1 <1 <1 <1  2  3 <1 <1 <1  2  2  2  3  3  2            
T WIND DIR     W SW NW  N NW NW NW NW  W  W  N  N NE NE NE NE NE NE            
T WIND SPD     8  3  3  2  2  3  4  3  4  3 13 16 19 19 18 14 14 17            
DISPERSION       VP VP VP VP             VP VP PR PR             PR PR PR PR   
ADI           25  2  2  1  1  3  5  9 15  2  9 11 13 38 40 34 34 12            
MAX LVORI      2  3  3  3  3  3  2  2  2  2  2  2  2  1  1  1  1  2            
STABILITY      C  F  G  F  F  C  C  C  C  G  E  E  E  D  D  D  D  E            
CEILING              None  7600  7100  None  None 15400 14800  6900  4400      
STA PRES            29.59 29.61 29.65 29.61 29.71 29.81 29.94 29.89            


Date           01/25Mon 01/26/26Tue 01/27/26Wed 01/28/26Thu 01/29/26
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       28      20      33       4      33      12      38      16      35
TEMP          24 27 26 24 31 22 12  5 29 25 18 13 35 30 22 17 33 26
DEWPT         22 25 25 22 19 11  3 -2 11 13 11 10 21 20 18 15 19 15
RH            92 92 96 92 61 62 66 72 46 60 73 87 56 66 84 92 56 62
WIND SPD          <15     <15     <15     <15     <15     <15     <15     <15     <15
AVG CLOUDS    OV OV OV B1 SC FW FW FW FW FW FW SC B1 B1 SC SC SC SC
POP 12HR          100      90      20       0       0       0       5       5      10
FRZG RAIN      D  D  D  C                                          
SLEET          D  D  S                                             
SNOW                    S  S                                       

$$


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