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EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Blacksburg VA
225 PM EST Mon Feb 2 2026
NCZ006-030900-
RAWS 310801
36.37N 79.29W Elev. 580 ft
225 PM EST Mon Feb 2 2026
Date 02/02/26 Tue 02/03/26 Wed 02/04/26 Thu
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 20 44 31 42 22
TEMP 38 30 26 23 20 20 32 42 43 37 35 35 33 31 36 41 41 36 32 29 26 23
DEWPT 15 17 19 19 18 18 26 29 30 31 32 34 33 31 35 35 33 32 29 26 22 18
MIN/MAX RH 95 58 100 73 90
RH 38 58 74 84 92 92 78 60 60 79 89 96100100 96 79 73 85 88 88 85 81
WIND DIR SW SW SW SW SW SW W SW SW S SW SW SW NW N NE NE NE NE N N N
WIND SPD 4 2 2 2 2 1 2 4 4 2 2 2 2 2 3 5 4 2 2 2 2 2
CLOUDS FW SC SC SC FW SC B1 B2 B2 B2 B2 B2 B2 B2 B2 OV OV OV OV OV B2 B1
CLOUDS(%) 9 31 26 26 15 46 55 86 83 87 84 81 73 73 77 88 90 95 88 89 73 57
VSBY 10 10 10 10 10 10 10 10 10 10 8 6 6 7 7 7 7 7 6 6 6
POP 12HR 0 5 50 40 30
RAIN C C C C C C C
SNOW C C S
MIX HGT 2 <1 <1 <1 <1 <1 1 2 2 <1 <1 <1 <1 <1 1 2 2 <1
T WIND DIR SW SW SW W W SW W SW SW S S SW SW SW N NE NE N
T WIND SPD 6 4 4 5 5 4 12 11 10 5 6 8 4 2 6 9 10 5
DISPERSION VP VP VP VP VP VP VP VP VP VP VP VP
ADI 19 2 2 3 3 4 19 25 23 3 3 4 2 2 11 18 18 3
MAX LVORI 2 3 3 5 6 7 3 2 2 4 6 9 9 10 6 3 3 6
STABILITY B G G G G A B C C F F F F C C D D F
CEILING None None 11800 12300 2900 600 700 600 600
STA PRES 29.59 29.60 29.61 29.50 29.43 29.41 29.46 29.41
Date 02/05Fri 02/06/26Sat 02/07/26Sun 02/08/26Mon 02/09/26
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 40 20 48 28 42 21 44 24 47
TEMP 37 29 23 22 44 41 35 29 40 32 24 22 40 35 29 26 43 38
DEWPT 18 18 15 14 20 28 27 21 16 16 13 12 16 21 19 18 22 26
RH 46 63 71 71 38 59 72 72 37 51 62 65 37 56 66 71 43 62
WIND SPD <15 <15 <15 <15 <15 <15 <15 <15 <15
AVG CLOUDS SC FW SC FW SC SC SC FW FW FW FW SC SC SC SC SC SC SC
POP 12HR 0 0 20 0 0 0 5 5 5
RAIN 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