National Weather Service United States Department of Commerce

Powerful Pacific System Impacting the West; First Significant Snow for Portions of the East

Power Pacific system will continue to bring significant impacts for Pacific Northwest into northern California the remainder of the week. Dangerous coastal affects, heavy rain, flooding, strong winds, and higher elevation mountain snow continues. Meanwhile, a storm across the east is set to bring the first accumulating snow to many higher elevations of the Catskills into the central Appalachians. Read More >


	EXPERIMENTAL...FIRE WEATHER POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE Wakefield VA
410 PM EST Thu Nov 21 2024

NCZ015-220900-
Elizabeth City RAWS-Pasquotank NC
36.21N  76.16W Elev. 15 ft
410 PM EST Thu Nov 21 2024

Date           11/21/24      Fri 11/22/24            Sat 11/23/24            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                      34          51          40          60          39
TEMP             48 44 40 37 37 43 49 49 46 43 42 41 41 51 58 57 49 45 43 42 40
DEWPT            34 34 31 28 27 28 28 30 31 32 34 35 36 38 39 40 41 39 38 38 37
MAX/MIN RH                   73          42          80          47          91
RH               58 66 71 70 67 54 44 47 57 65 71 77 81 60 50 53 76 81 84 86 91
WIND DIR          W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W  W
WIND DIR DEG     26 27 27 27 26 27 26 26 25 25 26 27 28 29 28 28 27 27 28 28 27
WIND SPD          9 10 10 11 10 12 16 16 14 16 16 14 12 14 14 12  9  8  8  8  6
CLOUDS           SC FW FW FW FW FW FW SC SC SC SC FW FW FW SC FW FW FW FW FW FW
CLOUDS(%)        37 17 10 22 11 13 18 30 42 35 28 25 21 24 28 20 11 12 13 10  7
VSBY              7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7  7
POP 12HR                      5           5           5           0           0
QPF 12HR                      0           0           0           0           0
SNOW 12HR                 00-00       00-00       00-00                        
LAL                     1     1     1     1     1     1     1     1     1     1
HAINES                  4     4     4     4     3     4     4     4     3     4
MIX HGT               600   900  5400  4900  2000  1800  4800  4400   500   400
T WIND DIR              W     W     W     W     W     W    NW     W     W     W
T WIND SPD             18    21    23    27    28    21    24    18    12     9
SMOKE DISP             PR    PR    VG    VG    FR    PR    GD    GD    PR    PR
ADI                    19    26    83    82    44    31    73    64    10     8
MAX LVORI               3     3     1     2     3     3     3     4     4     6
STABILITY               E     D     D     D     D     D     D     D     E     E
CEILING              5500 11700 30000 30000  4700 30000 30000 30000 30000 13800
PRESSURE            29.67 29.64 29.65 29.60 29.60 29.67 29.84 29.90  30.0 30.07


Date           11/24Mon 11/25/24Tue 11/26/24Wed 11/27/24Thu 11/28/24
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          62    43    66    53    69    45    58    41    60
TEMP          59 52 47 44 63 59 56 54 67 56 50 46 57 49 44 42 58 50
DEWPT         39 43 42 42 45 47 47 50 51 45 41 38 39 40 40 40 41 44
MIN/MAX RH       44    94    48    83    49    77    49    93    52
RH            47 72 84 94 52 64 72 86 56 66 72 75 51 74 84 93 54 80
WIND DIR       W  W  W SW SW  S SW SW  W NW  N  N  E  N  W  W SW  W
WIND SPD      10  4  3  3  9  8 10 10 11  6  8  8  6  5  5  5 10  6
AVG CLOUDS    FW FW FW FW FW FW SC SC SC SC SC SC SC SC B1 B1 B1 B1
POP 12HR          0     0     0     5    10    10    10    20    20
RAIN                                                        S  S  S

$$

NCZ030-220900-
Peanut Belt Research Station NC-Bertie NC
EXPERIMENTAL ONLY...THIS PRODUCT IS FOR PLANNING AND REVIEW PURPOSES ONLY AND
IS NOT TO BE SUBSTITUTED FOR AN OFFICIAL FIRE WEATHER SPOT
FORECAST.
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 HUMIDITY
RH(%)...............................RELATIVE HUMIDITY
WIND DIR(8 POINT COMPASS)...........20 FT. WIND DIRECTION
WIND DIR DEG(DEGREES)...............20 FT. WIND DIRECTION IN TENS OF DEGREES
                                    RELATIVE TO DUE NORTH.
     EXAMPLE: 09 = 90 DEGREES = EAST; 18 = 180 DEGREES = SOUTH;
              27 = 270 DEGREES = WEST; 36 = 360 DEGREES = NORTH
WIND SPD(MPH).......................20 FT. WIND SPEED
WIND GUST(MPH)......................20 FT. WIND GUST
WIND CHILL..........................WIND CHILL TEMPERATURE
HEAT INDX...........................HEAT INDEX
CLOUDS(CAT).........................CLOUD COVER CATEGORY
     EXAMPLE: CL = CLEAR; FW = FEW; SC = SCATTERED;
              B1 = MOSTLY CLOUDY; B2 = CONSIDERABLE CLOUDS; OV = OVERCAST
CLOUDS(%)...........................CLOUD COVER AS A PERCENTAGE
VSBY................................VISIBILITY VALUE IN STATUTE MILES
POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION
QPF 12HR(IN)........................LIQUID EQUIVALENT PRECIPITATION AMOUNT
WEATHER...
     TYPE...
       RAIN...........RAIN
       RAIN SHWRS.....RAIN SHOWERS
       TSTMS..........THUNDERSTORMS
       DRIZZLE........DRIZZLE
       SNOW...........SNOW
       SNOWSHWRS......SNOW SHOWERS
       SLEET..........SLEET
       FLURRIES.......FLURRIES
       FRZG RAIN......FREEZING RAIN
       FRZG DRZL......FREEZING DRIZZLE
     COVERAGE...
       S..............SLIGHT CHANCE
       C..............CHANCE
       L..............LIKELY
       O..............OCCASIONAL
       D..............DEFINITE
       AR.............AREAS
       PA.............PATCHY
OBVIS...............................OBSTRUCTION TO VISIBILITY
     TYPE...
       F..............FOG
       PF.............PATCHY FOG
       F+.............DENSE FOG
       H..............HAZE
       BS.............BLOWING SNOW
       K..............SMOKE
       BD.............BLOWING DUST
       AF.............VOLCANIC ASHFALL
LAL(CAT)............................LIGHTNING ACTIVITY LEVEL
HAINES(CAT).........................HAINES INDEX
MIX HGT(FT AGL).....................MIXING HEIGHT
T WIND DIR(8 POINT COMPASS).........TRANSPORT WIND DIRECTION
T WIND SPD(MPH).....................TRANSPORT WIND SPEED
SMOKE DISPERSION....................SMOKE DISPERSION CATEGORY
     VALUES: VP = VERY POOR; PR = POOR; FR = FAIR; GD = GOOD
ADI (INDEX).........................ATMOSPHERIC DISPERSION INDEX
CEILING (FT)........................CEILING
PRESSURE (INCHES MERCURY)...........STATION PRESSURE
MAX LVORI (INDEX)...................LOW VISIBILITY OCCURRENCE RISK INDEX
STABILITY (CAT).....................PASQUILL TURNER STABILITY
WATCH/WARNING/ADVISORY...
     EXAMPLE: W = WARNING; Y = ADVISORY; A = WATCH
     IN EFFECT FOR THE INDICATED HOUR 

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 DIR............................20 FT. WIND DIRECTION
WIND SPD(MPH).......................20 FT. WIND SPEED
AVG CLOUDS(CAT).....................AVERAGE CLOUD COVER CATEGORY
POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION
WEATHER...
     SEE DAY 1 THROUGH 3 WEATHER DESCRIPTIONS