FLOOD11703

• County: Statewide
• Basin: Statewide
• Title: Flood Task Force Presentation - 04/15/08
• Date: 4/15/2008
• Prepared For: FTF
• Prepared By: Klau Wolter
• Floodplain - Doc Type: Flood Task Force Meeting Materials

Recent snow pack vs. precipitation totals

Basin Average Precipitation. (% of Average.)
OCTOBER 1 , Z007 thru APRIL 14 , Z008

nn

Report Date:

APRIL 14 , 2008

Provisional Data
Based on Mountain Data from NRCS SNOTEL Sites

DoJto::l p-ro 1,1 io::l.;:;o::I by
!.late..... (md C 1 i...-.::lt.;:; Center
NoJf:.l,.I....oJ 1 R,;:;;s:ol.-lro::.;:;::;: Co....::;:.;:;.... lJoJt iot"l S.;:;r IJ ic.;:;
Port land f' 0.....;:;301'1

.
c _\.,... .

· ~.r:1~.

l: I\J III. ·
-..... . . .
; u lJ. · ---J.:l-~
. ....fI .~
,. ..
n .....
.-. U.
..

Percent
of
Average
. > 200
. 175 to 200
. 150 to 175
. 125 to 150
. 110 to 125
. 90 to 110
75 to 90
. 50 to 75
. 25 to 50
. < 25

.

.

.

...

.
.

1ol.;:;:s:t.;:;....t"I Roi::3 iot"lo::ll C 1 i...-.::lf:,.;:; (.;:;t...I:..;:;....
O.;:;s.;:;.....t Research Ins-/:. i tlolt.;:;
Rott'Jof' 11I';:;1)0::10::10::1

Except for lower elevations, the recent
snowpack is more excessive than the precip
anomalies would have suggested - cold
temperatures have been instrumental in
this!

This Water Year has been near-
normal or wetter than normal in
Western U.S.

Basin Average Snow ~ater Content. (% of Average.)

108

. .
· Iii\"a.. .

.U . ~..~. .
· - c I' III. [I
. ,.
.
. . .
· r"! ._..... . .
. ..u l!.. n~

. ... .~
,. ..
. .
!J
..U
..

Percent
of
Average
. > 200
. 175 to 200
. 150 to 175
. 125 to 150
. 110 to 125
. 90 to 110
75 to 90
. 50 to 75
. 25 to 50
. < 25

"

...

,
.

Cent.;:;r
Co....::;:.;:;r lJoJt io.... :;.;:;....1) io::.;:;

1oI.;:;:s:t.;:;....t"I Roi::3 iOtH:j 1 C 1 ilYJQi;..;:; C.;:;nt.;:;....
O.;:;s.;:;.....t R.;:;soi:;Q....ch In::;:-/:. i -1:.....-1:..;:;
R.;:;....o.F H02:lJoJdo::i