878  
FNUS74 KLIX 261516  
FWSLIX  
 
SPOT FORECAST FOR CPT GB-03-05N...U.S. FISH AND WILDLIFE SERVICE  
NATIONAL WEATHER SERVICE NEW ORLEANS LA  
1016 AM CDT THU APR 26 2018  
 
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
WE CAN BE REACHED AT (985) 649-0357 IF YOU HAVE QUESTIONS OR CONCERNS  
WITH THIS FORECAST.  
   
DISCUSSION
 
 
   
..REMARKS
 
 
WE HAVE DECIDED TO ADD AN ADJACENT BURN UNIT, SO WE ARE REQUESTING AN  
UPDATED SPOT FORECAST.  
   
...............
 
 
QUESTIONS:   
...............
 
 
1. PLEASE INCLUDE A FOG POTENTIAL STATEMENT FOR TONIGHT AND TOMORROW  
MORNING, SPECIFYING INTENSITY OF FOG AND AREAL COVERAGE.  
 
SOME FOG DEVELOPMENT IS POSSIBLE ON FRIDAY MORNING. COVERAGE WILL  
LIKELY BE PATCHY AND VISIBILITIES COULD BE REDUCED TO 3 MILES AT TIMES.  
   
................
 
 
2. WHAT TIME IS RAIN MOST LIKELY TO BEGIN AT THIS LOCATION TODAY,  
AND HOW MUCH RAIN IS EXPECTED DURING THE FIRST TWO THREE-HOUR  
PERIODS AFTER THE ONSET OF RAIN? AS OF 9:25 AM UPDATE, THERE  
HAS BEEN NO RAIN RECORDED AT GRBM6, YET. THERE WERE LIGHT SPRINKLES AT  
KPQL, BUT NO MEASURABLE RAIN. SHCM6 HAS RECORDED 0.02 RAIN IN  
THE LAST HOUR.  
 
THE THREAT OF SHOWERS HAS DIMINISHED AND ONLY A 20 PERCENT CHANCE OF RAIN  
EXIST THROUGH NOON. HOWEVER, THE HIGHER CHANCES OF RAIN HAVE MOVED EAST  
OF THE SITE.  
   
.................
 
 
3. WHAT ARE THE CHANCES OF THE RAIN BEING ACCOMPANIED BY LIGHTNING AND  
DOWNDRAFTS?  
 
THE STRONGEST ACTIVITY HAS MOVED EAST. LIGHTNING AND DOWNDRAFTS  
ARE NOT EXPECTED.  
   
................
 
 
4. WHAT ARE THE CHANCES OF A SEABREEZE OCCURRING AT THIS LOCATION TODAY, AND IF  
SO, DURING WHAT TIMEFRAME, AND WHAT IMPACT WILL IT HAVE ON WIND SPEED AND  
DIRECTION?  
 
NO. WINDS WILL BE OUT OF THE WEST OR NORTHWEST ALL DAY.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT) THEN BECOMING  
SUNNY (10-20 PERCENT). SLIGHT CHANCE OF  
THUNDERSTORMS EARLY IN THE MORNING. CHANCE OF  
SHOWERS IN THE MORNING, THEN SLIGHT CHANCE OF  
SHOWERS EARLY IN THE AFTERNOON.  
CHANCE OF PCPN......40 PERCENT.  
MAX TEMPERATURE.....AROUND 74.  
MIN HUMIDITY........51 PERCENT.  
DEWPOINT............58 DECREASING TO 54 LATE IN THE AFTERNOON.  
WIND (20 FT).......WEST WINDS 6 TO 10 MPH. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
MORNING.  
MIXING HEIGHT (M)...122-640 METERS AGL INCREASING TO 1158-1494  
METERS AGL IN THE AFTERNOON.  
TRANSPORT WINDS M/S.WEST 4 TO 8 METERS/SECOND.  
LVORI...............3.  
RAINFALL AMOUNT.....0.07 INCHES.  
 
TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........80 59 28 18 10 4 3  
WEATHER COV.....CHC SCH  
WEATHER TYPE....RW RW  
TSTM COV........  
CHC OF PCPN (%).30 20 0 0 0 0 0  
TEMP............69 70 72 73 73 74 73  
DEWPOINT........59 57 56 56 55 54 54  
RH..............66 61 57 55 51 51 51  
20 FT WIND DIR..W W W W W W W  
20 FT WIND SPD..9 9 9 9 10 9 8  
20 FT WIND GUST.13 13 13 13 14 13 12  
MIX HGT (KM)....0.6 0.6 1.2 1.2 1.2 1.5 1.5  
TRANS WIND DIR..W W W W W WNW WNW  
TRANS SPD (M/S).7 7 8 8 8 7 7  
LVORI...........3 2 1 1 1 1 1  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT). PATCHY FOG EARLY  
IN THE MORNING.  
CHANCE OF PCPN......10 PERCENT.  
MIN TEMPERATURE.....AROUND 54.  
MAX HUMIDITY........96 PERCENT.  
DEWPOINT............53.  
WIND (20 FT).......NORTH WINDS 6 TO 8 MPH.  
MIXING HEIGHT (M)...1494 METERS AGL DECREASING TO 152 METERS AGL.  
TRANSPORT WINDS M/S.NORTHWEST 4 TO 7 METERS/SECOND.  
LVORI...............4.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........4 7 7 7 7 7 7 10 11 14 15 20  
WEATHER COV..... PTY PTY  
WEATHER TYPE.... FOG FOG  
TSTM COV........  
CHC OF PCPN (%).0 10 10 10 10 10 10 0 0 0 0 0  
TEMP............72 70 67 64 62 60 59 58 57 56 55 54  
DEWPOINT........53 54 53 54 54 54 53 53 53 52 52 52  
RH..............51 53 61 70 75 81 80 83 90 90 93 96  
20 FT WIND DIR..WNW WNW WNW NW NW NW NNW NNW NNW NNW NNW NNW  
20 FT WIND SPD..7 6 6 6 6 6 6 6 6 6 6 6  
20 FT WIND GUST.10 10 10 10 10 10 10 7 7 7 7 7  
MIX HGT (KM)....1.5 0.8 0.8 0.8 0.4 0.4 0.4 0.2 0.2 0.2 0.2 0.2  
TRANS WIND DIR..WNW NW NW NW NNW NNW NNW NNW NNW NNW NNW NNW  
TRANS SPD (M/S).7 5 5 5 4 4 4 4 4 4 4 4  
LVORI...........1 2 3 3 4 4 4 5 6 6 6 7  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT). PATCHY FOG EARLY  
IN THE MORNING. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON.  
CHANCE OF PCPN......20 PERCENT.  
MAX TEMPERATURE.....AROUND 74.  
MIN HUMIDITY........48 PERCENT.  
DEWPOINT............54.  
WIND (20 FT).......NORTHWEST WINDS 6 TO 7 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS IN THE  
AFTERNOON.  
MIXING HEIGHT (M)...152-183 METERS AGL INCREASING TO 1494-1707  
METERS AGL.  
TRANSPORT WINDS M/S.NORTHWEST 3 TO 4 METERS/SECOND.  
LVORI...............5.  
RAINFALL AMOUNT.....0.00 INCHES.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........30 35 37 41 43 45 50 53 53 52 52 50  
WEATHER COV.....PTY PTY PTY SCH SCH SCH SCH SCH  
WEATHER TYPE....FOG FOG FOG RW RW RW RW RW  
TSTM COV........ SCH SCH SCH SCH SCH  
CHC OF PCPN (%).0 10 10 10 10 10 10 20 20 20 20 20  
TEMP............54 54 56 60 63 67 71 73 74 74 74 74  
DEWPOINT........53 52 53 54 54 54 53 53 53 54 55 56  
RH..............100 100 100 83 75 65 57 51 49 48 48 50  
20 FT WIND DIR..NNW NNW NNW NNW NNW NNW NW NW NW NW NW NW  
20 FT WIND SPD..6 6 6 6 6 6 6 6 6 6 6 6  
20 FT WIND GUST.7 7 7 7 7 7 7 7 10 10 10 10  
MIX HGT (KM)....0.2 0.2 0.2 0.2 1.0 1.0 1.0 1.7 1.7 1.7 1.5 1.5  
TRANS WIND DIR..NNW NNW NNW NNW N N N NNW NNW NNW WNW WNW  
TRANS SPD (M/S).4 3 3 3 4 4 4 4 4 4 4 4  
LVORI...........8 5 5 4 3 3 2 2 2 2 2 2  
   
FORECAST DAYS 3 THROUGH 5
 
   
SATURDAY
 
 
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID 70S.  
NORTHWEST WINDS AROUND 5 MPH.    
SUNDAY
 
 
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE UPPER 70S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY
 
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 70S. EAST  
WINDS AROUND 7 MPH.  
 

 
FORECASTER...NWS NEW ORLEANS  
REQUESTED BY...SCOTT SAUCIER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1807881.2/LIX  
.DELDT 04/26/18  
.EMAIL SCOTT_SAUCIER@FWS.GOV  
 
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