At the moment this the best that we can. Please trace large rivers (from Landsat):
Chico River Basin Agno Cagayan Abra Magat Vintar Laoag River I will update the list soon. On Mon, Oct 18, 2010 at 7:30 AM, Jean-Guilhem Cailton <[email protected]> wrote: > Hi, > > - "Potentially catastrophic Super Typhoon Megi approaching the Philippines" > http://www.wunderground.com/blog/JeffMasters/comment.html?entrynum=1661 > > - From http://www.pagasa.dost.gov.ph/: > Hourly Update on Typhoon "JUAN" > As of 6:00 a.m., today (Monday, 18 October 2010), Typhoon "JUAN" was located > at 190 km East of Tuguegarao,Cagayan. (17.5°N, 123.5°E) with maximum > sustained winds of 225 kph near the center and gustiness of up to 260 kph. > Moving West Southwest at 19 kph. Estimated central pressure: 922 hpa. > > > - NOAA numerical weather model, as shown by zyGrib, forecast that typhoon > trajectory should sweep over Northern Luzon. > > > Certainly, Mappers from the Philippines could say better what could be of > help. > > It seems that OSM map of the potentially affected area contains many towns > without connecting roads (http://osm.org/go/42hNR6-- ). It is difficult to > trace them without more imagery than is available now (I've let our contact > at Spot Image know about this), but we could already use Landsat to map > rivers (as heavy rains are forecast, and flash floods possible). > > Best wishes, > > Jean-Guilhem > > _______________________________________________ > talk-ph mailing list > [email protected] > http://lists.openstreetmap.org/listinfo/talk-ph > > -- cheers, maning ------------------------------------------------------ "Freedom is still the most radical idea of all" -N.Branden wiki: http://esambale.wikispaces.com/ blog: http://epsg4253.wordpress.com/ ------------------------------------------------------ _______________________________________________ talk-ph mailing list [email protected] http://lists.openstreetmap.org/listinfo/talk-ph
