FNUS76 KPDT 211229
FWSPDT

SPOT FORECAST FOR JEFFCO STRUCTURE...USFS/COIDC
NATIONAL WEATHER SERVICE PENDLETON OR
528 AM PDT SAT APR 21 2012

FORECAST IS BASED ON IGNITION TIME OF 0700 PDT ON APRIL 21.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.


.DISCUSSION...UPPER LEVEL HIGH PRESSURE WILL BRING FAIR AND DRY
CONDITIONS TO THE MADRAS AREA TODAY. INCREASING SOUTH FLOW ALOFT
THIS AFTERNOON WILL LEAD TO WARMER HIGH TEMPERATURES THIS AFTERNOON.
A FEW CUMULUS CLOUDS MAY DEVELOP THIS AFTERNOON, ESPECIALLY OVER
RIDGES. LIGHT SOUTHEAST WINDS WILL SHIFT TO THE NORTH WITH SPEEDS
INCREASING IN THE MID TO LATE AFTERNOON.


***THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS***
***WINDS ARE 20 FOOT 10 MINUTE AVERAGES***
***CWR-CHANCE OF WETTING RAIN 0.10 OR GREATER***
***FORECAST IS VALID FOR 12 HOURS AFTER ISSUANCE***

.TODAY...

MAX TEMPERATURE.....76.
MIN HUMIDITY........28 PERCENT.
WIND (20 FT)........SOUTHEAST TO SOUTH WINDS 2-4 MPH SHIFTING TO THE
                    NORTHEAST TO NORTH AFTER 1000 THEN BECOMING
                    NORTH-NORTHWEST TO NORTH-NORTHEAST 4-7 MPH
                    AFTER 1500.
RIDGETOP WIND.......SOUTH TO SOUTHWEST 2-5 MPH BECOMING NORTH TO
                    NORTHEAST 4-6 MPH BY AFTERNOON.
MIXING HEIGHT.......NEAR SURFACE INCREASING TO 5500 FT AGL IN THE
                    AFTERNOON.
TRANSPORT WINDS.....LIGHT WINDS IN THE MORNING. NORTH TO NORTHEAST
                    5-7 MPH TO AROUND 2500 FT AGL THEN SOUTH-SOUTHWEST
                    10-15 MPH 2500 TO 5500 FT AGL IN THE AFTERNOON.


        TEMPERATURE     HUMIDITY     20-FT WIND (MPH)

0700        45             79          SE-S     2
0900        54             61          SE     1-3
1100        64             48          NE-E   2-3
1300        71             35          N-NE   2-4
1500        75             29          NNE    3-5
1700        75             34          NNW-N  4-7


$$

FORECASTER...GKH
REQUESTED BY...COIDC
TYPE OF REQUEST...PRESCRIBED
.TAG 20120421.JEFFC.01/PDT