Suppression Forecast
Issued by NWS Hastings, NE

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881
FNUS73 KGID 061230
FWSGID

SPOT FORECAST FOR KIRWIN SOUTH...USFWS
NATIONAL WEATHER SERVICE HASTINGS NE
730 AM CDT FRI MAY 6 2016

FORECAST IS BASED ON IGNITION TIME OF 1200 CDT ON MAY 06.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
HIGH PRESSURE ALOFT WILL CONTINUE TO ALLOW FOR MAINLY CLOUD FREE
SKIES AND WARM TEMPERATURES ACROSS THE REGION THIS AFTERNOON. WITH
AN AREA OF LOW PRESSURE STRENGTHENING TO OUR WEST...EXPECT A
TIGHTENING PRESSURE GRADIENT...RESULTING IN OCCASIONALLY BREEZY
SOUTHERLY WINDS GUSTING TO NEAR 25 MPH THIS AFTERNOON. THIS STRONG
SOUTHERLY FLOW WILL CONTINUE TO ADVECT MOISTURE NORTHWARD ACROSS
THE REGION DURING THE AFTERNOON HOURS...RESULTING IN DEWPOINTS
INCREASING ABOVE 50 DEGREES...AND MINIMUM RELATIVE HUMIDITY VALUES
STAYING NEAR OR JUST ABOVE 30 PERCENT. AN APPROACHING COLD FRONT
WILL BRING A WIND SHIFT TO THE REGION OVERNIGHT...ALONG WITH THE
SLIGHT CHANCE FOR A SHOWER OR THUNDERSTORM ACROSS SOUTH CENTRAL
NEBRASKA AFTER ABOUT MIDNIGHT TONIGHT.

.TODAY...

SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 84 AT 6PM.
MIN HUMIDITY........33 PERCENT AT 6PM.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 14 TO 17 MPH WITH
                    GUSTS TO AROUND 30 MPH.
HAINES INDEX........4 TO 5 OR OR LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL
                    FOR LARGE PLUME DOMINATED FIRE GROWTH.
MIXING HEIGHT.......300-2200 FT AGL INCREASING TO 3300-5100 FT AGL
                    LATE IN THE MORNING.
TRANSPORT WINDS.....SOUTH 6 TO 15 MPH INCREASING TO 20 TO 26 MPH IN
                    THE LATE MORNING AND AFTERNOON.

TIME (CDT)      NOON   2 PM   4 PM   6 PM
SKY (%).........11     13     18     15
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE
TSTM COV........
TEMP............76     81     84     83
RH..............40     35     33     36
20 FT WIND......S 13   S 14   S 13   S 10
20 FT WIND GUST.30     30     30     25
HAINES INDEX....4      4      4      4

.TONIGHT...

SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
MIN TEMPERATURE.....AROUND 58 AT 6AM.
MAX HUMIDITY........80 PERCENT AT 6AM.
WIND (20 FT)........SOUTH WINDS 7 TO 12 MPH.
HAINES INDEX........4 TO 5 OR OR LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL
                    FOR LARGE PLUME DOMINATED FIRE GROWTH.
MIXING HEIGHT.......3200-4600 FT AGL DECREASING TO 300-1600 FT AGL
                    EARLY IN THE EVENING.
TRANSPORT WINDS.....SOUTH 22 TO 26 MPH DECREASING TO 6 TO 15 MPH
                    EARLY IN THE EVENING.

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
SKY (%).........14     17     19     20     21     22
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV........
TEMP............80     73     67     65     63     59
RH..............39     49     61     63     67     78
20 FT WIND......S 9    S 7    S 8    S 8    S 7    S 6
20 FT WIND GUST.20     15     15     15     15     15
HAINES INDEX....4      4      4      4      4      5

.SATURDAY...

SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). SLIGHT CHANCE OF
                    SHOWERS AND THUNDERSTORMS IN THE MORNING...THEN
                    CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
                    AFTERNOON.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........39 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 6 TO 14 MPH. GUSTS UP TO 25 MPH
                    EARLY IN THE AFTERNOON. GUSTY AND ERRATIC WINDS
                    EXPECTED NEAR THUNDERSTORMS.
HAINES INDEX........4 TO 6 OR OR LOW POTENTIAL FOR LARGE PLUME
                    DOMINATED FIRE GROWTH TO OR HIGH POTENTIAL FOR
                    LARGE PLUME DOMINATED FIRE GROWTH.
MIXING HEIGHT.......300-1400 FT AGL INCREASING TO 4500-5100 FT AGL.
TRANSPORT WINDS.....SOUTH 6 TO 15 MPH INCREASING TO 26 TO 29 MPH.

TIME (CDT)      7 AM   9 AM   11 AM  1 PM   3 PM   5 PM
SKY (%).........22     36     41     43     58     60
WEATHER COV.....S CHC  S CHC  S CHC  CHANCE CHANCE CHANCE
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........S CHC  S CHC  S CHC  CHANCE CHANCE CHANCE
TEMP............58     66     75     80     81     79
RH..............80     61     46     39     39     44
20 FT WIND......S 5    S 6    S 6    S 6    S 9    S 10
20 FT WIND GUST.10     15     15     15     20     25
HAINES INDEX....6      6      6      5      4      4

$$
FORECASTER...NWS
REQUESTED BY...ANDY SCHELL
TYPE OF REQUEST...PRESCRIBED
.TAG 20160506.KIRWI.01/GID



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