1st Responders/1st Detectors/Storm Spotters Weather Summary for Letcher County, KY

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Letcher County, KY Hazardous Weather Outlook Webcast
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UKAWC 1st Detectors/1st Responders Precision Weather Forecast For LETCHER County, Kentucky
(based on the NWS County Digital Forecast)

ISSUED AT 08:00 UTC ON MONDAY AUG 20 2018
DAY MONDAY
EDT 3HR 5A 6A 7A 8A 9A 10A 11A NOON 1P 2P 3P 4P 5P 6P 7P
MAX/MIN -- -- -- 65° -- -- -- -- -- -- -- -- -- -- 79°
TEMP 65° 65° 65° 67° 70° 72° 76° 76° 79° 79° 79° 79° 79° 76° 74°
SKY COVER 37% 44% 52% 59% 59% 58% 57% 61% 65% 69% 66% 63% 60% 63% 66%
Clouds
DEW PT 65° 65° 65° 65° 67° 67° 70° 70° 68° 68° 68° 70° 70° 70° 68°
RH 100% 100% 100% 97% 90% 84% 81% 79% 71% 71% 68% 71% 74% 78% 84%
POP 12HR -- -- -- 23% -- -- -- -- -- -- -- -- -- -- --
RAIN/SNOW (liq.equ) -- -- -- 0.00in -- -- -- -- -- 0.01in -- -- -- -- --
SNOWFALL -- -- -- 0in -- -- -- -- -- 0in -- -- -- -- --
WIND SPEED(MPH) 1 1 1 1 2 5 6 6 6 6 6 6 6 6 5
WIND Gust(MPH) 7 7 7 7 7 7 7 7 8 8 9 9 10 10 9
WIND DIR SE S S S S S SW SW S S S SW SW SW S
DEW Mod Dew Mod Dew Hvy Dew Hvy Dew Hvy Dew Mod Dew Lgt Dew Lgt Dew -- -- -- Lgt Dew Lgt Dew Lgt Dew Lgt Dew
HeatIndex 65 65 65 67 70 72 76 76 79 79 82 83 79 76 74
Rain Showers -- -- -- -- Slight Chance Slight Chance Chance Chance Chance Chance Chance Chance Chance Chance Chance
Thunder Storm -- -- -- -- -- Slight Chance Chance Chance Chance Chance Chance Chance Chance Chance Chance
Fog Patchy Patchy Patchy Patchy -- -- -- -- -- -- -- -- -- -- --
WIND CHILL -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
SPRAY COND
DRY COND
LIVESTOCK HEATSTRESS 65.00 65.00 65.00 66.86 69.38 70.84 74.20 74.01 75.78 75.78 75.44 75.78 76.11 73.92 72.66



DAY TUESDAY WEDNESDAY THURSDAY FRIDAY SATURDAY SUNDAY
EDT 6HR 8P 9P 10P 11P MIDN 1A 2A 3A 4A 5A 6A 7A 8A 9A 10A 11A NOON 1P 2P 3P 4P 5P 8P 11P 2A 5A 8A 11A 2P 5P 8P 2A 8A 2P 8P 2A 8A 2P 8P 2A 8A 2P 8P 2A 8A 2P 8P
MAX/MIN -- -- -- -- -- -- -- -- -- -- -- -- 67° -- -- -- -- -- -- -- -- 79° -- -- -- -- 63° -- -- 74° -- -- 54° 74° -- -- 56° 79° -- -- 61° 81° -- -- 63° 81° --
TEMP 72° 70° 70° 70° 68° 68° 67° 67° 67° 67° 67° 67° 68° 70° 72° 74° 76° 76° 77° 79° 79° 77° 68° 67° 67° 67° 63° 65° 72° 74° 67° 58° 56° 74° 67° 58° 59° 77° 72° 65° 65° 81° 72° 65° 65° 81° 70°
SKY COVER 69% 73% 76% 79% 79% 79% 78% 79% 80% 82% 81% 80% 80% 79% 77% 75% 74% 72% 71% 72% 68% 66% 66% 77% 77% 85% 77% 75% 65% 62% 49% 31% 17% 10% 5% 3% 15% 21% 25% 20% 33% 49% 44% 40% 40% 44% 49%
Clouds
DEW PT 67° 67° 67° 67° 67° 67° 67° 67° 67° 67° 67° 67° 67° 67° 67° 67° 67° 68° 68° 68° 68° 67° 65° 65° 65° 63° 63° 63° 61° 61° 59° 54° 52° 54° 56° 54° 54° 59° 61° 56° 58° 61° 63° 61° 63° 65° 65°
RH 86% 90% 93% 93% 96% 93% 97% 96% 96% 96% 96% 96% 93% 90% 84% 78% 76% 76% 73% 71% 71% 71% 89% 89% 93% 89% 96% 89% 68% 63% 75% 86% 86% 51% 67% 83% 83% 53% 68% 72% 81% 53% 73% 90% 93% 60% 84%
POP 12HR 48% -- -- -- -- -- -- -- -- -- -- -- 37% -- -- -- -- -- -- -- -- -- 64% -- -- -- 49% -- -- -- 39% -- 14% -- 2% -- 4% -- 9% -- 6% -- 9% -- 15% -- 27%
RAIN/SNOW (liq.equ) 0.05in -- -- -- -- -- 0.02in -- -- -- -- -- 0.00in -- -- -- -- -- 0.10in -- -- -- 0.25in -- 0.02in -- 0.04in -- 0.00in -- 0.00in -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
SNOWFALL 0in -- -- -- -- -- 0in -- -- -- -- -- 0in -- -- -- -- -- 0in -- -- -- 0in -- 0in -- 0in -- 0in -- 0in -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
WIND SPEED(MPH) 5 5 5 5 5 6 6 6 7 7 7 7 7 7 7 8 9 9 9 9 8 8 7 6 6 5 6 5 6 7 5 1 2 5 2 2 5 5 5 5 5 2 2 5 5 2 1
WIND DIR S S S S S S S S S S S S S S SW SW SW SW SW SW SW SW W W W W NW NW NW NW NW N NE NE NE SE S S S S S S S S S W E
HeatIndex 72 70 70 70 68 68 67 67 67 67 67 67 68 70 72 74 76 76 77 79 79 77 68 67 67 67 63 65 72 74 67 58 56 74 67 58 59 77 72 65 65 82 72 65 65 83 70
Rain Showers Chance Chance Chance Chance Chance Chance Chance Chance Chance Chance Chance Chance Chance Chance Chance Chance Likely Likely Likely Likely Likely Likely Chance Chance Chance Chance Chance Chance Chance Slight Chance -- -- -- -- -- -- -- -- -- -- -- -- -- -- Slight Chance Slight Chance --
Thunder Storm Chance Chance Chance Chance Chance Chance -- -- -- -- -- Slight Chance Slight Chance Slight Chance Slight Chance Slight Chance Slight Chance Slight Chance Chance Chance Chance Slight Chance -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
Fog -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
WIND CHILL -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- --
SPRAY COND
DRY COND
LIVESTOCK HEATSTRESS 70.98 69.38 69.57 69.57 67.80 67.65 66.86 66.82 66.82 66.82 66.82 66.82 67.65 69.38 70.84 72.16 73.73 73.73 74.30 75.78 75.78 74.10 67.44 66.50 66.68 66.50 62.91 64.62 69.68 70.91 65.87 58.06 56.22 69.90 65.51 58.07 58.98 72.30 69.68 64.05 64.35 75.26 70.04 64.66 64.76 76.12 69.01

Click on individual weather variable above in left-hand column (ie., TEMP, RH, QPF 12HR) to view state forecast maps






NWS 48 Hr. Forecast Maps,

Regional Hourly Observations For LETCHER County, Kentucky
Issued at 400 AM EDT MON AUG 20 2018
SOUTHEAST KENTUCKY
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
JACKSON        FAIR      71  69  93 CALM      29.99F                  
LONDON         FAIR      69  69 100 CALM      29.99S FOG              
SOMERSET       FOG       68  68 100 CALM      29.98F VSB 1            
MIDDLESBORO    MOCLDY    70  70 100 CALM      30.01S                  
MONTICELLO     FAIR      67  67 100 CALM      29.99F FOG              


Current NOWCAST not available:
Nowcasts are not issued routinely during fair weather. Only when
precipitation or other significant weather is occuring in this county will these
forecasts be issued. Currently, there is no short term forecast in effect.


Fire Weather Forecast For LETCHER County, KY
Provided by the National Weather Service:

Issued at: Mon Aug 20 04:05:01 EDT 2018


                      Today        Tonight      Mon          

Cloud Cover           MCldy        PCldy        PCldy        
Chance precip (%)     30           0            50           
Precip type           tstms        None         tstms        
Temp (24H TREND)      79-82 (+2)   64-69 (+2)   82-85        
Rh % (24H TREND)      64-69 (-6)   93-100 (0)   60-65        
20ftwnd-AM(mph)       Lgt/Var                   Lgt/Var      
20ftwnd-PM(mph)       Lgt/Var      Lgt/Var      S 2-6        
Precip duration       1                         1            
Precip begin                                                 
Precip end                                                   
Precip amount         0.08         0.00         0.07         
LAL                   2            2            3            
Haines Index (MID)    3                         3            
Mixing hgt(ft-AGL)    4100                      4600         
Transport wnd (mph)   NW  2                     SW  8        
Vent rate (kt-ft)     6378                      31144        
ADI Early             9 Poor       1 Very Poor  22 Fair      
ADI Late              8 Poor       1 Very Poor  25 Fair      
Max LVORI Early       7            9            9            
Max LVORI Late        4            10           4            

REMARKS...RANGES OF MIN T EXCEEDING 8 DEGREES & RANGES OF MAX RH        
EXCEEDING 10% INDICATE THE LIKELIHOOD OF THERMAL BELTS. ADI IS        
ATMOSPHERIC DISPERSION INDEX BY LAVDAS. DISPERSION INDEX IS        
MAGNITUDE OF VENT RATE DIVIDED BY 1000.


SPC's Fire Weather Web Tool (Excellent!), SPC's Fire Weather Outlooks, NWS Fire Weather WEB, Fire Danger Class Map,
Keetch-Byram Drought Index, ROMAN Web, Haines Index ,
WFAS's 10-hr Dead Fuel Moist., WFAS's 100-hr Dead Fuel Moist., Probablity of Ignition, Visual blackness Map, Palmer Drought Index, HPC's Rainfall Forecast Maps


Hazardous Weather Outlook For LETCHER County, Kentucky
740 PM EDT Sun Aug 19 2018

 DAY ONE  Tonight.

No hazardous weather is expected at this time.

 DAYS TWO THROUGH SEVEN  Monday through Saturday.

Thunderstorms are possible from Monday afternoon through Tuesday 
evening.

 SPOTTER INFORMATION STATEMENT  

Spotter activation is not anticipated.

Latest LETCHER County, Kentucky Watches, Warnings and Advisories.
Additional Drought Info.: UKAWC Drought Page, Kentucky Drought Watch


7-Day Forecast For LETCHER County, KY

TODAY
Partly sunny. A chance of showers through the day. A chance of thunderstorms in the afternoon. Highs in the lower 80s. Light winds. Chance of rain 50 percent.

TONIGHT
Mostly cloudy. A chance of showers and a slight chance of thunderstorms in the evening, then a chance of showers late. Patchy valley fog late. Lows in the upper 60s. Light winds. Chance of rain 50 percent.

TUESDAY
Mostly cloudy. Patchy valley fog early. Showers likely and a chance of thunderstorms. Highs in the upper 70s. Southwest winds around 10 mph. Chance of rain 70 percent.

TUESDAY NIGHT
Mostly cloudy. A chance of showers and a slight chance of thunderstorms in the evening, then a chance of showers late. Lows in the mid 60s. Light winds. Chance of rain 50 percent.

WEDNESDAY
Partly sunny with a 30 percent chance of showers. Highs in the upper 70s. Light winds.

WEDNESDAY NIGHT
Partly cloudy. Lows in the mid 50s.

THURSDAY
Sunny. Highs in the mid 70s.

THURSDAY NIGHT
Clear. Lows in the mid 50s.

FRIDAY
Sunny. Highs in the lower 80s.

FRIDAY NIGHT
Mostly clear. Lows around 60.

SATURDAY
Mostly sunny. Highs in the lower 80s.

SATURDAY NIGHT
Partly cloudy with a 20 percent chance of showers. Lows in the mid 60s.

SUNDAY
Mostly sunny with a chance of showers and a slight chance of thunderstorms. Highs in the mid 80s. Chance of rain 30 percent.

Ag Weather Center, Department of Biosystems & Agricultural Engineering, University of Kentucky