DrJack's BLIPSPOT for: FRI 08/07 Waynesboro_VA 1437ft pt32142@38.180,-78.911,1424ft BLIPSPOT sfc.temp. adjusted by +0.0 degF SPONSORED BY: Shenandoah Valley Soaring www.svsoar.org RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - - Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 83.5 - - 82.9 - - - Temp@2m Sfc.Heating - - - - - - 45 - - -5 - - - Sfc.Heating BL Depth - - - - - - 3134 - - 2661 - - - BL Depth Hcrit - - - - - - 2654 - - 1278 - - - Hcrit BL Top - - - - - - 4571 - - 4098 - - - BL Top Hgt.Variab. - - - - - - 3125 - - 2795 - - - Hgt.Variab. W* - - - - - - 255 - - 169 - - - W* B/S - - - - - - 5 - - 3 - - - B/S BL Wind - - - - - - 9 - - 11 - - - BL Wind Direction - - - - - - 231 - - 239 - - - Direction Wind Shear - - - - - - 4 - - 5 - - - Wind Shear Max.Converg - - - - - - 8 - - 4 - - - Max.Converg CLOUDpotent - - - - - - 524 - - 345 - - - CLOUDpotentl sfcLCL - - - - - - 4047 - - 3754 - - - sfcLCL ODpotential - - - - - - -1084 - - -1532 - - - ODpotential blCL - - - - - - 5655 - - 5630 - - - blCL maxRH - - - - - - 96 - - 87 - - - maxRH CAPE - - - - - - 1970 - - 2140 - - - CAPE Temp@2m - - - - - - 83.5 - - 82.9 - - - Temp@2m DewPt@2m - - - - - - 69.9 - - 70.6 - - - DewPt@2m Temp@Bot - - - - - - 83.2 - - 83.3 - - - Temp@Bot DewPt@Bot - - - - - - 68.5 - - 69.2 - - - DewPt@bot Sfc.Heating - - - - - - 45 - - -5 - - - Sfc.Heating BL Depth - - - - - - 3134 - - 2661 - - - BL Depth EXPERIMENT - - - - - - 84 - - 50 - - - EXPERIMENT EXPERIMENT2 - - - - - - 14 - - 15 - - - EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 99505 36 098 26 087 99505 91989 32 093 27 080 91989 86184 29 088 27 078 86184 81376 26 089 25 080 81376 77245 22 087 21 091 77245 73604 18 087 18 102 73604 70311 14 091 14 098 70311 67286 10 109 10 081 67286 64490 10 120 8 072 64490 61792 8 120 4 108 61792 58993 2 093 6 153 58993 56102 8 270 4 262 56102 53355 14 225 15 257 53355 50895 17 210 19 248 50895 48697 16 228 21 242 48697 46712 16 245 22 238 46712 44898 15 244 21 238 44898 43220 13 239 19 240 43220 41650 14 232 17 236 41650 40170 16 225 19 227 40170 38771 19 218 23 220 38771 37415 21 216 25 222 37415 36034 21 218 26 228 36034 34598 21 217 28 228 34598 33110 21 217 27 227 33110 31555 21 219 26 230 31555 29921 21 222 25 233 29921 28209 20 223 23 232 28209 26422 19 230 20 230 26422 24562 19 245 19 235 24562 22632 20 252 19 240 22632 20625 22 255 19 250 20625 18538 23 257 22 258 18538 16413 22 261 23 259 16413 14369 21 260 21 251 14369 12512 18 258 17 240 12512 10863 16 261 14 240 10863 9394 14 255 17 251 9394 8084 13 250 19 254 8084 6918 11 248 16 249 6918 5884 10 243 13 244 5884 4972 10*237 13 241 4972 4165 10*234 12*241 4165 3441 10 232 12*240 3441 2799 9 230 12 240 2799 2263 9 229 11 239 2263 1850 8 229 11 239 1850 1566 8 229 10 240 1566 1394 7 230 9 240 1394 1294 6 230 7 240 1294 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography