DrJack's BLIPSPOT for: SUN 12/21 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 - - - - - - 45.0 - - 43.4 - - - Temp@2m Sfc.Heating - - - - - - 115 - - 0 - - - Sfc.Heating BL Depth - - - - - - 2573 - - 2303 - - - BL Depth Hcrit - - - - - - 2576 - - 1275 - - - Hcrit BL Top - - - - - - 4010 - - 3740 - - - BL Top Hgt.Variab. - - - - - - 876 - - 1208 - - - Hgt.Variab. W* - - - - - - 271 - - 58 - - - W* B/S - - - - - - 2 - - 1 - - - B/S BL Wind - - - - - - 20 - - 18 - - - BL Wind Direction - - - - - - 311 - - 322 - - - Direction Wind Shear - - - - - - 18 - - 11 - - - Wind Shear Max.Converg - - - - - - 11 - - 11 - - - Max.Converg CLOUDpotent - - - - - - -4385 - - -4682 - - - CLOUDpotentl sfcLCL - - - - - - 8395 - - 8422 - - - sfcLCL ODpotential - - - - - - -14451 - - -13427 - - - ODpotential blCL - - - - - - 18461 - - 17167 - - - blCL maxRH - - - - - - 101 - - 85 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 45.0 - - 43.4 - - - Temp@2m DewPt@2m - - - - - - 13.0 - - 11.4 - - - DewPt@2m Temp@Bot - - - - - - 44.4 - - 43.5 - - - Temp@Bot DewPt@Bot - - - - - - 12.4 - - 11.0 - - - DewPt@bot Sfc.Heating - - - - - - 115 - - 0 - - - Sfc.Heating BL Depth - - - - - - 2573 - - 2303 - - - BL Depth EXPERIMENT - - - - - - 104 - - 38 - - - EXPERIMENT EXPERIMENT2 - - - - - - 2 - - 2 - - - 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] 96112 41 243 44 245 96112 88975 23 241 32 240 88975 83547 22 232 29 235 83547 79031 23 238 25 242 79031 75099 19 243 23 235 75099 71583 19 233 24 233 71583 68380 22 248 25 242 68380 65435 23 253 22 251 65435 62712 35 259 30 267 62712 60075 46 256 36 260 60075 57324 47 247 36 258 57324 54447 58 257 51 264 54447 51672 84 251 70 259 51672 49163 85 241 83 254 49163 46905 78 247 83 250 46905 44849 83 258 81 256 44849 42964 101 260 91 264 42964 41236 123 256 115 261 41236 39649 132 249 125 249 39649 38173 125 243 107 243 38173 36787 122 245 100 253 36787 35460 130 245 113 253 35460 34126 125 244 129 244 34126 32756 113 245 124 243 32756 31346 103 245 116 244 31346 29874 100 245 112 245 29874 28327 98 245 108 247 28327 26705 98 245 103 250 26705 25009 99 246 100 250 25009 23236 99 249 98 253 23236 21395 91 254 90 259 21395 19486 79 260 76 261 19486 17501 73 262 68 262 17501 15476 67 262 63 264 15476 13521 60 259 58 265 13521 11744 57 256 53 265 11744 10167 55 260 48 271 10167 8773 54 270 43 285 8773 7541 53 283 41 303 7541 6452 50 296 41 316 6452 5492 45 305 39 321 5492 4651 38*308 34 321 4651 3911 29*308 27*320 3911 3249 23 310 21*321 3249 2663 20 311 20 322 2663 2174 19 312 19 323 2174 1798 17 313 17 323 1798 1539 16 313 16 323 1539 1382 15 313 14 324 1382 1292 11 314 10 324 1292 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