[Cdt-l] Snow melt

Jeff Braun jbraun at vizsolutions.com
Sun Jun 5 16:28:56 CDT 2011


The 10% water density that is used for the map  is the average 
density of freshly fallen snow in the Rockies. This time of year the 
water density of the snowpack usually ranges from 30% to 50%.  In 
Montana they were reporting 30% density the other day and the snotel 
site near Butte supports this - it lost about 1" SWE or 3" of snow 
depth in the last day.

Looks like some of the Colorado densities are around 50%. So 3" of 
melt equates to about 6" decrease of snowpack. Still significant melting.

Also looks like the Cumbres Trestle snotel melted out today.

Jeff


At 01:41 PM 6/5/2011, Neal Leavitt wrote:
>Hello All
>
>Thought this was a really interesting image:
>
>http://www.nnvl.noaa.gov/MediaDetail.php?MediaID=749&MediaTypeID=1
>
>It shows how much snow melted in one day (June 2 - June 3) across 
>the western U.S.
>
>Looks like over three inches of water (30 inches of snow) melted off 
>the snowpack in parts of CO on this particular day.
>
>Neal
>
>
>
>On May 24, 2011, at 1:00 PM, cdt-l-request at backcountry.net wrote:
>
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> > Today's Topics:
> >
> >   1. Speedstick along the trail (Moynihan)
> >   2. CDT Snowpack (Philip Hough)
> >   3. Iphone Feedback (John Hildebrand)
> >   4. NM Nbnd Snow Lk to NM-12 (Bob Brewer)
> >
> >
> > ----------------------------------------------------------------------
> >
> > Message: 1
> > Date: Mon, 23 May 2011 11:20:29 -0600
> > From: Moynihan <mary.moynihan at gmail.com>
> > Subject: [Cdt-l] Speedstick along the trail
> > To: CDT <cdt-l at backcountry.net>
> > Message-ID: <BANLkTikXEpHksk7S71HwaFFB2mhCYEn5NA at mail.gmail.com>
> > Content-Type: text/plain; charset="iso-8859-1"
> >
> > Speedstick here,
> > Just checking in from Grants, NM. Can't believe the trail has gone by as
> > fast as it has, although it's almost unavoidable to push mileage as dirt
> > road walking comes easy. There are several hikers who have 
> bottlenecked here
> > in Grants, staying witht he wonderful Hugo and Carole. I think everyone's
> > idea is to stick close through the area and enter the San Juans by the
> > beginning of the 2nd week of June and then going on by ourselves 
> afterwards,
> > at least me anyways (planning to be done by ALDHA's gathering on the 22nd
> > though). Sticking together will allow for saftey in numbers and the
> > experiences we all have had on previous trails amongst other experience
> > living and skiing backcountry in mountainous terrain should allow for safe
> > passage.
> > The hikers in town now are: Peanut Eater, Hurricane, Paranoid, Smiletrain,
> > Straightjacket, Tomato and one other hiker(a solo female) just arrived an
> > hour ago. Fun bunch of hikers, indeed. I am glad to be sharing my 
> time along
> > the CDT with them all.
> > OK, enough of this technology, back to the hiking today, heading over Mount
> > Taylor in beautiful blue skies....
> > Speedstick
> > --
> > *To find out more about Mary and her upcoming hike along the 
> 3,000 mile long
> > Continental Divide Trail please go to*: www.marriedtothetrail.com
> > -------------- next part --------------
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> >
> > ------------------------------
> >
> > Message: 2
> > Date: Mon, 23 May 2011 13:52:01 -0700
> > From: Philip Hough <nowhere_man97 at hotmail.com>
> > Subject: [Cdt-l] CDT Snowpack
> > To: <cdt-l at backcountry.net>
> > Message-ID: <BAY159-w6336B43C0DB841953011B990720 at phx.gbl>
> > Content-Type: text/plain; charset="iso-8859-1"
> >
> >
> > On the subject of snowpack - this year's snowpack is at "epic" 
> levels throughout much of the west. Everyone's probably heard 
> that.  The depth of snow is one threat, the amount of water in the 
> snow column is also unusually high. And many areas are having a 
> cool spring, so the melt is delayed. All this means that run-off 
> has the potential to create some serious flooding and damage. No 
> one knows yet exactly what will happen or when it will happen. And 
> impacts are likely to be highly variable. There are potential 
> challanges beyond when will the trails be open.  Bridges, and even 
> roads, are at risk of severe damage - they may, or may not, be what 
> you expect them to be.  If I were planning a hike this year, I'd 
> watch as closely as I can the news and check on various sources of 
> info for specific areas (park serice, forest servise etc).  And, 
> I'd probably watch this list - the CDT community is great at 
> bringing site specific info forward.  As for the Pintlers, I drove 
> over Lost Tra
>  il
> >  Pass yesterday where the snow is still so deep the rest area is 
> closed and there were fresh telemark tracks on the ski 
> slope.......August?  Let's hope!
> >
> > Phil Hough
> > Chair - Friends of Scotchman Peaks Wilderness
> >
> > All about the Scotchmans:   http://www.ScotchmanPeaks.org
> > Follow us on Facebook:       http://www.Facebook.com/ScotchmanPeaks
> >
> >
> >
> >
> >
> >
> >> Today's Topics:
> >>
> >>   1. CDT Snowpack (Danandgailsc)
> >>
> >>
> >> ----------------------------------------------------------------------
> >>
> >> Message: 1
> >> Date: Sun, 22 May 2011 13:36:37 -0400 (EDT)
> >> From: Danandgailsc <danandgailsc at aol.com>
> >> Subject: [Cdt-l] CDT Snowpack
> >> To: cdt-l at backcountry.net
> >> Message-ID: <8CDE6BDEF9B207B-211C-1AAB6 at webmail-m126.sysops.aol.com>
> >> Content-Type: text/plain; charset="us-ascii"
> >>
> >>
> >>>>> Interesting year to be on the trail....
> >>
> >>
> >> With that in mind, Gutsy and I need to determine the best time 
> to hike through the Anaconda Pintlers.  In mid July 2008 we were 
> headed south on the CDT and turned around due to snow at 9,000' 
> elevation on the switchbacks above Upper Seymour Lake.  I am now 
> planning to begin hiking south from there on August 15, and hope it 
> will be passable.
> >>
> >> Gutsy and Odometer
> >> Gail and Dan
> >> -------------- next part --------------
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> >>
> >> ------------------------------
> >>
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> >>
> >> End of Cdt-l Digest, Vol 44, Issue 24
> >> *************************************
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> > ------------------------------
> >
> > Message: 3
> > Date: Tue, 24 May 2011 11:33:31 -0400
> > From: "John Hildebrand" <John.Hildebrand at TRW.COM>
> > Subject: [Cdt-l] Iphone Feedback
> > To: <cdt-l at backcountry.net>
> > Message-ID: <4DDB978A.DE57.00F9.1 at TRW.COM>
> > Content-Type: text/plain; charset="us-ascii"
> >
> > Hi everyone.
> >
> > Has anyone heard any feedback (+/-) from thru's using iphones on 
> the trail (interested in GPS sensitivity, topo map apps (can you 
> use them with no phone service), and battery life)??
> >
> > Sounds like it could be a great consolidation for weight savings...
> >
> > Thanks,
> > John "Sycamore" Hildebrand
> > PCT2004
> > -------------- next part --------------
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>
> >
> > ------------------------------
> >
> > Message: 4
> > Date: Tue, 24 May 2011 08:36:25 -0700 (PDT)
> > From: Bob Brewer <peektrekker4 at aol.com>
> > Subject: [Cdt-l] NM Nbnd Snow Lk to NM-12
> > To: cdt-l at backcountry.net, jlewis at mt.gov, jonathan at phlumf.com,
> >    mail at cdtsociety.org, jon at cdtrail.org, bob at cdtrail.org, ks1007 at aol.com
> > Message-ID:
> > 
> <8571314.143158.1306251385801.JavaMail.txtblapp at domU-12-31-39-03-CC-38.compute-1.internal>
> >
> > Content-Type: text/plain;charset=utf-8
> >
> > JLey 32 -
> > Just N Snow Lk & just bef gravel rd goes L uphill, go R on lesser 
> dirt rd; a bit further just bef rd curves left around hill, R on 
> even lesser dirt rd, ????R. It ends @ fence & you enter x-cnty in T 
> Bar Cyn; take h2o 1st pl you see it, as there is no more, excpt 1 
> filthy cowhole - Wolf 5.3.
> > Climb out of T Bar Cyn not marked, or obvious; I didn't miss 
> narrow, deep cyn, but gps track didn't fit when I started up 
> obvious tr, once in cyn; went back to T Bar, Around  next hill & 
> climbed up into grassy ridges x-country.
> > JLey 31 -
> > Didn't go to Eckleberger or Turkey spgs - too far off.
> > Where x-country shortcut starts, multi-rock cairn about at Divide 
> & 2-rock cairn about where gps track bgns x-country.
> > JLey 30 -
> > No h2o Note 7 - enter Cox Cyn.  Davis Spg bare trickle fm spg 
> pipe, 10-15 min/qt; tank full, but 3 dead squirrels or whatever on 
> bottom of tank. IF DAVIS DRIES UP IT'LL BE 45-50 MI FM SNOW LK to 
> DAMIAN SPG for on-tr h2o.
> > Deadman Tank has h2o, blu-brn fm 200 yds away; Deadman Spg has 
> shallow, scumy, sm puddle.
> > At a cattle guard, the CDTA rte comes in fm the R; turn L on 
> FS-3070; soon pass a CDT sign, shortly a lg cairn tells you to drop 
> off 3070, then signs galore; correct rte is in 2010 Wolf N NM Book 
> & on CDTA maps, so should be no more confusion, or fading out trs 
> Sbnd. Tread is fairly new & obvious.
> > JLey 29 & CDTA 46 -
> > Maintenance Note (hence Maint): Switchbacks in burn are are 
> treacherous - way too much loose rocks & dirt for steepness; 
> descent to saddle also slippery, w/1 easy step under tree across 
> tr. 2 trees on tr abt .5 aft saddle; a lg tree abt 1.0 aft saddle.
> > Took Wolf & JLey purple alt in Sect PB 39. NO h2o in tank & no 
> h2o fm hose bet 2 cabins uphill to L; Todd Cienega Tank has brn-grn h2o.
> > Got on wrong rd @ jct bef Note 1; where higher rd to SE crosses 
> saddle of 2nd point dropped dn x-country back into Govina Cyn, just 
> bef Note 4 - but no h2o or visible spg. Follow old rd traces & 
> footpaths to dry Lopez Tank; rd curves away fm drainage; @ a stump 
> w/2 rock cairn on top, & a piece of rusty sheet metal (not a trash 
> pile), turn L up drainage (I went up open slope to R of drainage.).
> > Maint: On long descent off Wagontongue Mtn, 16 trees on tr to 
> Damian Spg rd.
> > DAMIAN SPG IS DEAD this spring; spent an hr round trip fightin my 
> way up to 2 pools, abt 1/2 in deep; couldn't be dug out as no flow 
> to clear the h2o. ARAGON WELL IS STILL DEAD.
> > @ Nm-12, 2 gl cache, not enough in this dry, dry yr, but greatly 
> appreciated.
> >
> > Trekker
> > Sent on the go from my Peek
> >
> >
> > ------------------------------
> >
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> > End of Cdt-l Digest, Vol 44, Issue 25
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