Northern Blues Fire Danger Rating Area

Description

Rating Area: Northern half of the Umatilla NF, including Wenaha-Tucannon Wilderness. Also includes the Eagle Wilderness on the Wallowa Whitman NF.
Fire Weather Zone: 643 & 645, Pendleton
SIG: Black Mountain Ridge (351319), Harl Butte (351502), and Alder (453803)
Dispatch Level: Divisions of Burning Index based on historic problem fire occurrence.
Adjective Rating: Divisions or Energy Release Component based on historic problem fire occurrence. Adjective Rating is then used as the primary input to Staffing and Preparedness Level.

Seasonal and Daily Data

Interagency FDOP Calcs Yester Observed Todays Predicted Todays Observed Tomorr Predicted
Burning Index 36 (95-%tile) 31 (89-%tile) -999 (---%tile) 25 (76-%tile)
Dispatch Level Yellow -- Blue
Energy Release Component 44 (84-%tile) 42 (83-%tile) -999 (---%tile) 31 (70-%tile)
Adjective Rating Moderate -- Moderate

Yesterdays Observed

STATION DATE TIME MODEL 1 10 100 1000 HRB WDY IC SC EC BI
BLACK MTN RIDGE 2021-09-26 13 16Y2P 7 9 13 16 186 158 30 3 40 29
HARL BUTTE 2021-09-26 12 16Y3P 7 8 13 15 170 149 40 7 41 40
ALDER 2021-09-26 13 16Y2P 7 8 11 13 189 160 39 5 50 38

STATION DATE TIME TYPE T RH W DIR W SPD T MAX T MIN RH MAX RH MIN P DUR P AMT
BLACK MTN RIDGE 2021-09-26 13 O 72 26 258 6 76 55 45 22 0 0
HARL BUTTE 2021-09-26 13 R 69 21 174 12 72 56 39 19 0 0
ALDER 2021-09-26 13 O 70 25 181 11 76 62 34 18 0 0

Todays Forecast and Predicted

STATION DATE TIME MODEL 1 10 100 1000 HRB WDY IC SC EC BI
BLACK MTN RIDGE 2021-09-27 13 16Y2P 10 11 12 16 186 159 17 3 39 27
HARL BUTTE 2021-09-27 13 16Y3P 8 9 12 14 171 150 32 6 41 38
ALDER 2021-09-27 13 16Y2P 9 11 11 13 189 161 20 3 48 30

STATION DATE TIME TEMP RH W DIR W SPD 10 T MAX T MIN RH MAX RH MIN P DUR1 P DUR2 LAL
BLACK MTN RIDGE 2021-09-27 13 61 44 270 6 0 69 49 60 32 0 0 1
HARL BUTTE 2021-09-27 13 65 31 180 13 0 70 49 48 25 0 0 1
ALDER 2021-09-27 13 64 45 270 6 0 72 54 54 29 0 0 1


Page Refreshed: September 27, 2021 11:43