DrJack's BLIPSPOT for: THU 03/05 FrontRoyal_VA 709ft pt33650@38.996,-78.097,836ft BLIPSPOT sfc.temp. adjusted by -0.4 degF SPONSORED BY: Skyline Soaring Club RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 65.7 - - 68.2 - - 59.1 Temp@2m Sfc.Heating - - - - - - 108 - - 2 - - -5 Sfc.Heating BL Depth - - - - - - 825 - - 77 - - 76 BL Depth Hcrit - - - - - - 769 - - 769 - - 769 Hcrit BL Top - - - - - - 1534 - - 786 - - 785 BL Top Hgt.Variab. - - - - - - 1182 - - 3608 - - 722 Hgt.Variab. W* - - - - - - 189 - - 36 - - 0 W* B/S - - - - - - 10 - - 1 - - 0 B/S BL Wind - - - - - - 3 - - 6 - - 3 BL Wind Direction - - - - - - 126 - - 143 - - 134 Direction Wind Shear - - - - - - 1 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -1 - - -2 - - -1 Max.Converg CLOUDpotent - - - - - - -552 - - -1447 - - 0 CLOUDpotentl sfcLCL - - - - - - 2086 - - 2233 - - 785 sfcLCL ODpotential - - - - - - -2330 - - -2414 - - -3533 ODpotential blCL - - - - - - 3864 - - 3200 - - 4318 blCL maxRH - - - - - - 88 - - 95 - - 98 maxRH CAPE - - - - - - 150 - - 690 - - 200 CAPE Temp@2m - - - - - - 65.7 - - 68.2 - - 59.1 Temp@2m DewPt@2m - - - - - - 59.3 - - 61.1 - - 58.3 DewPt@2m Temp@Bot - - - - - - 64.5 - - 68.2 - - 60.1 Temp@Bot DewPt@Bot - - - - - - 58.1 - - 60.2 - - 59.0 DewPt@bot Sfc.Heating - - - - - - 108 - - 2 - - -5 Sfc.Heating BL Depth - - - - - - 825 - - 77 - - 76 BL Depth EXPERIMENT - - - - - - 53 - - 81 - - 93 EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 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] 96208 19 272 25 238 31 262 96208 89070 23 259 31 257 21 255 89070 83567 25 256 29 253 20 263 83567 79012 28 259 29 277 23 286 79012 75117 30 271 25 280 24 281 75117 71669 25 262 29 286 24 291 71669 68539 30 279 39 284 46 295 68539 65664 42 285 43 272 49 280 65664 62982 47 283 42 278 45 281 62982 60362 51 281 53 285 51 285 60362 57626 58 279 62 284 55 282 57626 54787 65 279 65 284 57 282 54787 52066 69 278 67 281 62 286 52066 49597 70 278 69 277 67 283 49597 47372 76 276 74 273 72 276 47372 45354 72 267 75 265 72 270 45354 43519 60 255 68 258 66 264 43519 41852 41 250 62 266 57 265 41852 40331 44 271 65 271 56 262 40331 38920 72 279 65 256 61 247 38920 37587 72 269 68 244 66 243 37587 36287 64 260 67 241 65 244 36287 34958 60 253 59 245 64 248 34958 33572 56 248 58 246 63 253 33572 32129 49 248 56 248 63 254 32129 30616 43 244 56 252 60 251 30616 29021 41 243 56 259 56 248 29021 27348 44 251 55 265 54 252 27348 25595 47 255 63 266 46 257 25595 23769 50 255 61 262 44 264 23769 21868 53 253 50 252 47 257 21868 19884 52 250 49 248 46 253 19884 17813 47 248 49 248 44 251 17813 15700 44 248 48 247 43 248 15700 13665 42 245 42 246 42 245 13665 11813 40 239 37 246 43 246 11813 10171 35 236 34 237 41 245 10171 8716 28 232 31 232 39 241 8716 7423 24 233 27 228 35 232 7423 6275 24 245 22 222 31 224 6275 5256 23 254 19 212 30 219 5256 4358 20 254 16 203 29 211 4358 3566 16 249 14 194 28 205 3566 2858 11 239 13 181 25 199 2858 2233 7 222 12 165 22 191 2233 1713 4*159 11 155 17 169 1713 1316 4*132 11 151 12 150 1316 1044 4 126 10 148 9 141 1044 880 3 123 8*146 7*135 880 785 3 120 6*143 3*134 785 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