DrJack's BLIPSPOT for: FRI 08/28 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 - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 80.4 - - 81.1 - - - Temp@2m Sfc.Heating - - - - - - 85 - - -11 - - - Sfc.Heating BL Depth - - - - - - 3643 - - 3715 - - - BL Depth Hcrit - - - - - - 3345 - - 1278 - - - Hcrit BL Top - - - - - - 5080 - - 5152 - - - BL Top Hgt.Variab. - - - - - - 2773 - - 4517 - - - Hgt.Variab. W* - - - - - - 306 - - 172 - - - W* B/S - - - - - - 8 - - 7 - - - B/S BL Wind - - - - - - 7 - - 5 - - - BL Wind Direction - - - - - - 001 - - 023 - - - Direction Wind Shear - - - - - - 2 - - 0 - - - Wind Shear Max.Converg - - - - - - -5 - - -6 - - - Max.Converg CLOUDpotent - - - - - - 402 - - -331 - - - CLOUDpotentl sfcLCL - - - - - - 4678 - - 5483 - - - sfcLCL ODpotential - - - - - - -1266 - - -2079 - - - ODpotential blCL - - - - - - 6346 - - 7231 - - - blCL maxRH - - - - - - 80 - - 89 - - - maxRH CAPE - - - - - - 1100 - - 770 - - - CAPE Temp@2m - - - - - - 80.4 - - 81.1 - - - Temp@2m DewPt@2m - - - - - - 64.2 - - 61.6 - - - DewPt@2m Temp@Bot - - - - - - 79.8 - - 81.7 - - - Temp@Bot DewPt@Bot - - - - - - 62.8 - - 60.2 - - - DewPt@bot Sfc.Heating - - - - - - 85 - - -11 - - - Sfc.Heating BL Depth - - - - - - 3643 - - 3715 - - - BL Depth EXPERIMENT - - - - - - 20 - - 55 - - - EXPERIMENT EXPERIMENT2 - - - - - - 12 - - 11 - - - 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] 99062 26 104 21 080 99062 91639 27 090 21 094 91639 85904 23 077 19 092 85904 81130 13 082 16 093 81130 77012 11 085 12 079 77012 73375 5 104 9 062 73375 70087 7 150 3 113 70087 67065 11 147 5 189 67065 64259 5 180 7 204 64259 61542 10 225 11 203 61542 58699 13 218 10 232 58699 55762 23 245 27 250 55762 52992 31 237 38 244 52992 50520 43 245 46 238 50520 48314 49 240 49 237 48314 46317 48 240 48 234 46317 44483 51 240 48 234 44483 42782 56 230 51 233 42782 41193 75 221 66 227 41193 39708 85 217 75 225 39708 38313 84 216 78 220 38313 36967 81 217 79 218 36967 35596 82 221 78 219 35596 34173 83 225 73 221 34173 32702 71 229 68 221 32702 31169 60 229 63 220 31169 29562 54 227 57 228 29562 27877 48 226 54 234 27877 26117 46 225 49 238 26117 24285 42 229 36 249 24285 22384 38 239 27 262 22384 20406 31 246 23 273 20406 18348 21 263 18 281 18348 16253 15 263 14 279 16253 14233 16 245 14 280 14233 12395 17 247 13 270 12395 10763 13 252 14 268 10763 9313 8 274 12 271 9313 8022 8 304 10 278 8022 6870 8 320 7 292 6870 5847 7*334 4*325 5847 4943 7*357 4*019 4943 4142 7 001 5 025 4142 3424 7 003 5 024 3424 2787 7 003 5 024 2787 2255 7 002 5 024 2255 1845 6 002 5 024 1845 1564 6 001 5 022 1564 1392 6 002 4 022 1392 1294 5 001 4 022 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