DrJack's BLIPSPOT for: FRI 12/26 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 37.7 - - 38.8 - - 39.8 Temp@2m Sfc.Heating - - - - - - 74 - - -2 - - -8 Sfc.Heating BL Depth - - - - - - 881 - - 167 - - 16 BL Depth Hcrit - - - - - - 1275 - - 1275 - - 1274 Hcrit BL Top - - - - - - 2318 - - 1604 - - 1292 BL Top Hgt.Variab. - - - - - - 668 - - 1412 - - 1428 Hgt.Variab. W* - - - - - - 167 - - 26 - - 10 W* B/S - - - - - - 2 - - 0 - - 0 B/S BL Wind - - - - - - 14 - - 10 - - 4 BL Wind Direction - - - - - - 155 - - 165 - - 181 Direction Wind Shear - - - - - - 6 - - 4 - - 0 Wind Shear Max.Converg - - - - - - -7 - - -5 - - -2 Max.Converg CLOUDpotent - - - - - - -2551 - - -4085 - - -3374 CLOUDpotentl sfcLCL - - - - - - 4869 - - 5690 - - 4667 sfcLCL ODpotential - - - - - - -17519 - - -17910 - - -15584 ODpotential blCL - - - - - - 19837 - - 19514 - - 16876 blCL maxRH - - - - - - 96 - - 100 - - 100 maxRH CAPE - - - - - - 0 - - 0 - - 100 CAPE Temp@2m - - - - - - 37.7 - - 38.8 - - 39.8 Temp@2m DewPt@2m - - - - - - 21.2 - - 18.8 - - 24.2 DewPt@2m Temp@Bot - - - - - - 37.3 - - 38.9 - - 40.5 Temp@Bot DewPt@Bot - - - - - - 20.2 - - 18.1 - - 23.5 DewPt@bot Sfc.Heating - - - - - - 74 - - -2 - - -8 Sfc.Heating BL Depth - - - - - - 881 - - 167 - - 16 BL Depth EXPERIMENT - - - - - - 84 - - 101 - - 99 EXPERIMENT EXPERIMENT2 - - - - - - 2 - - 2 - - 3 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] 95732 83 242 86 248 84 243 95732 88678 62 252 65 250 63 251 88678 83225 50 251 50 260 46 258 83225 78697 41 253 40 264 37 257 78697 74783 39 263 36 272 35 266 74783 71324 36 276 35 282 41 282 71324 68205 39 285 36 282 40 281 68205 65342 36 288 36 268 34 262 65342 62665 26 293 34 253 32 254 62665 60038 35 291 31 260 35 276 60038 57297 51 291 47 281 51 282 57297 54469 69 291 65 286 72 287 54469 51772 83 287 88 283 96 283 51772 49340 93 282 101 281 98 281 49340 47161 98 280 102 279 94 282 47161 45188 94 278 97 281 87 283 45188 43379 88 279 97 284 87 287 43379 41706 90 278 97 283 93 291 41706 40153 95 276 95 281 101 292 40153 38703 89 273 90 278 105 292 38703 37340 81 272 86 276 105 291 37340 36025 78 274 84 275 101 289 36025 34690 78 276 84 276 93 285 34690 33305 78 279 84 278 86 282 33305 31872 78 281 81 280 82 281 31872 30374 79 283 77 283 81 281 30374 28800 77 284 78 282 80 281 28800 27148 71 281 78 278 77 281 27148 25419 64 275 76 275 76 279 25419 23615 62 277 75 274 77 278 23615 21742 63 282 74 276 78 281 21742 19797 64 282 67 276 75 284 19797 17781 56 275 58 275 68 284 17781 15736 49 268 51 275 59 280 15736 13762 45 263 48 277 50 280 13762 11958 41 262 48 275 47 284 11958 10354 37 263 46 270 49 280 10354 8930 32 262 44 262 54 274 8930 7663 31 256 46 254 57 270 7663 6536 34 242 46 242 56 265 6536 5541 37 227 44 229 51 254 5541 4672 34 213 38 218 45 238 4672 3914 27 198 32 210 41 224 3914 3244 23 184 25 203 34 216 3244 2657 20*170 19 192 25 210 2657 2169 15*157 15 177 17 203 2169 1794 15 155 13*170 12 195 1794 1537 14 154 12*167 9 188 1537 1381 12 154 10 164 7*185 1381 1291 9 154 7 164 4*181 1291 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