DrJack's BLIPSPOT for: WED 06/24 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 - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 78.3 - - 80.2 - - 74.6 Temp@2m Sfc.Heating - - - - - - 237 - - 109 - - -22 Sfc.Heating BL Depth - - - - - - 5365 - - 5210 - - 77 BL Depth Hcrit - - - - - - 4349 - - 3800 - - 770 Hcrit BL Top - - - - - - 6074 - - 5919 - - 786 BL Top Hgt.Variab. - - - - - - 1424 - - 1978 - - 6804 Hgt.Variab. W* - - - - - - 453 - - 353 - - 27 W* B/S - - - - - - 8 - - 9 - - 1 B/S BL Wind - - - - - - 10 - - 7 - - 4 BL Wind Direction - - - - - - 314 - - 314 - - 334 Direction Wind Shear - - - - - - 5 - - 4 - - 0 Wind Shear Max.Converg - - - - - - 3 - - 2 - - 2 Max.Converg CLOUDpotent - - - - - - -769 - - -1790 - - -4572 CLOUDpotentl sfcLCL - - - - - - 6843 - - 7709 - - 5358 sfcLCL ODpotential - - - - - - -5907 - - -6685 - - -6081 ODpotential blCL - - - - - - 11981 - - 12604 - - 6867 blCL maxRH - - - - - - 63 - - 59 - - 71 maxRH CAPE - - - - - - 0 - - 0 - - 10 CAPE Temp@2m - - - - - - 78.3 - - 80.2 - - 74.6 Temp@2m DewPt@2m - - - - - - 51.1 - - 49.1 - - 54.0 DewPt@2m Temp@Bot - - - - - - 76.5 - - 79.0 - - 75.8 Temp@Bot DewPt@Bot - - - - - - 49.8 - - 47.9 - - 52.9 DewPt@bot Sfc.Heating - - - - - - 237 - - 109 - - -22 Sfc.Heating BL Depth - - - - - - 5365 - - 5210 - - 77 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 7 - - 7 - - 9 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] 99038 37 094 28 086 19 072 99038 91539 33 084 27 082 21 077 91539 85751 27 073 28 084 23 078 85751 80964 20 072 23 074 26 073 80964 76843 13 079 16 070 20 065 76843 73199 8 096 8 089 11 056 73199 69901 9 115 6 108 5 086 69901 66872 5 133 3 142 6 157 66872 64058 7 222 2 276 5 117 64058 61322 12 241 9 264 6 297 61322 58479 13 243 12 254 15 260 58479 55551 21 253 23 261 24 264 55551 52764 29 253 31 259 31 262 52764 50266 40 259 43 258 47 260 50266 48034 47 252 50 257 49 247 48034 46010 47 253 52 252 52 262 46010 44174 53 260 55 267 54 264 44174 42501 57 262 58 264 54 273 42501 40953 61 262 48 260 54 274 40953 39501 63 259 44 265 48 276 39501 38129 62 256 46 266 46 278 38129 36797 59 255 47 264 45 278 36797 35438 55 255 48 263 43 272 35438 34022 55 257 47 262 38 263 34022 32552 56 259 44 265 40 260 32552 31012 54 262 41 268 44 266 31012 29390 50 265 42 270 42 274 29390 27689 47 266 43 269 36 267 27689 25907 41 267 41 262 31 252 25907 24049 34 267 38 259 32 249 24049 22116 30 268 33 256 33 247 22116 20099 27 262 33 252 31 244 20099 17995 26 255 33 251 29 256 17995 15850 28 265 29 259 27 262 15850 13786 27 277 25 274 22 271 13786 11914 24 289 20 282 18 277 11914 10256 21 299 16 283 16 273 10256 8790 17 307 13 280 13 248 8790 7491 13 307 9 277 11 234 7491 6338 11*308 8*290 9 244 6338 5315 11*309 8*296 7 272 5315 4412 11 311 7 304 7 299 4412 3613 11 313 7 311 8 313 3613 2898 10 314 7 315 9 321 2898 2265 10 316 7 320 10 325 2265 1737 10 317 7 323 10 328 1737 1332 9 319 7 325 10 330 1332 1052 9 319 6 325 9 332 1052 883 8 319 6 326 7 333 883 786 7 319 5 327 4*334 786 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