textproduct: Pendleton

KEY MESSAGES

1. Fire weather concerns today for winds and RHs *Red Flag Warnings Issued*

2. Dry and warm conditions will persist through Thursday *Heat Advisory Issued*

3. Pattern shift Thursday will bring cooler temperatures and mountain rain

AVIATION /18Z TAFS THROUGH 18Z SUNDAY/

VFR conditions will persist through the forecast period. Winds will be breezy across all TAF sites through the period before winds decrease below 10 kts after 07Z. Otherwise, winds will be 12- 20 sustained with gusts as high as 22-30 kts possible. Confidence in the winds is moderate to high between 60-80% probabilities. CIGs will remain SCT/FEW250 through the late morning before breaking away to SKC.

AVIATION /00Z TAFS THROUGH 00Z MONDAY/

VFR flight category is expected at all terminals as a dry boundary player precludes the development of any obscurations or ceilings. Breezy to windy west to NW winds will weaken after 5 z becoming less than 12 knots out of the west or northwest for the balance of the overnight and much of the day on Sunday.

FIRE WEATHER

Red Flag Warnings issued for Yakima Valley (WA690), Columbia Basin of OR & WA and eastern Columbia River Gorge of WA (OR691/WA691) and the mountains of central OR (OR700). RFW is for west winds 10-25 mph with gusts to 35 mph with minimum relative humidity's as low as 8%. This puts these areas in critical fire weather and any ignition will have the ability to grow rapidly.

Preliminary Point Temps/PoPs

PDT 50 84 52 88 / 0 0 0 0 ALW 56 85 58 89 / 0 0 0 0 PSC 54 89 57 92 / 0 0 0 0 YKM 54 88 57 91 / 0 0 0 0 HRI 54 87 55 91 / 0 0 0 0 ELN 51 84 54 87 / 0 0 0 0 RDM 41 83 46 89 / 0 0 0 0 LGD 46 81 48 86 / 0 0 0 0 GCD 44 84 45 89 / 0 0 0 0 DLS 55 88 60 94 / 0 0 0 0

PDT WATCHES/WARNINGS/ADVISORIES

WA...Red Flag Warning until 8 PM PDT this evening for WAZ690-691. Heat Advisory from 11 AM Monday to 11 PM PDT Tuesday for WAZ024. Wind Advisory until midnight PDT tonight for WAZ026. OR...Red Flag Warning until 8 PM PDT this evening for ORZ691-700. Heat Advisory from 11 AM Monday to 11 PM PDT Tuesday for ORZ041.