DrJack's BLIPSPOT for: WED 07/22 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 - - - - - - 82.6 - - 82.3 - - 74.3 Temp@2m Sfc.Heating - - - - - - 136 - - 76 - - -24 Sfc.Heating BL Depth - - - - - - 5023 - - 78 - - 77 BL Depth Hcrit - - - - - - 3844 - - 770 - - 770 Hcrit BL Top - - - - - - 5732 - - 787 - - 786 BL Top Hgt.Variab. - - - - - - 3363 - - 6923 - - 3760 Hgt.Variab. W* - - - - - - 382 - - 80 - - 30 W* B/S - - - - - - 5 - - 2 - - 1 B/S BL Wind - - - - - - 14 - - 8 - - 6 BL Wind Direction - - - - - - 272 - - 312 - - 329 Direction Wind Shear - - - - - - 8 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 4 - - 3 - - 2 Max.Converg CLOUDpotent - - - - - - 217 - - -4432 - - -2309 CLOUDpotentl sfcLCL - - - - - - 5516 - - 5219 - - 3095 sfcLCL ODpotential - - - - - - -1187 - - -5110 - - -4112 ODpotential blCL - - - - - - 6919 - - 5897 - - 4898 blCL maxRH - - - - - - 78 - - 92 - - 88 maxRH CAPE - - - - - - 120 - - 90 - - 20 CAPE Temp@2m - - - - - - 82.6 - - 82.3 - - 74.3 Temp@2m DewPt@2m - - - - - - 61.0 - - 62.0 - - 63.2 DewPt@2m Temp@Bot - - - - - - 81.4 - - 81.5 - - 75.2 Temp@Bot DewPt@Bot - - - - - - 59.7 - - 60.9 - - 62.7 DewPt@bot Sfc.Heating - - - - - - 136 - - 76 - - -24 Sfc.Heating BL Depth - - - - - - 5023 - - 78 - - 77 BL Depth EXPERIMENT - - - - - - 11 - - 69 - - 50 EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 12 - - 13 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] 99539 39 085 36 090 28 081 99539 91998 32 084 30 082 29 075 91998 86198 29 079 24 072 28 070 86198 81393 25 078 23 072 24 068 81393 77257 19 085 20 081 24 071 77257 73609 16 083 15 085 20 072 73609 70307 12 079 13 082 16 091 70307 67265 9 077 10 082 12 095 67265 64442 5 138 1 196 1 168 64442 61715 6 133 10 142 8 166 61715 58878 1 166 15 294 17 287 58878 55955 19 279 23 262 26 258 55955 53181 26 262 27 273 30 265 53181 50699 36 269 49 285 48 280 50699 48496 51 275 63 276 66 276 48496 46507 68 278 66 273 68 271 46507 44685 77 276 71 271 70 272 44685 42999 81 269 72 262 70 269 42999 41422 79 268 69 257 68 264 41422 39941 79 269 68 256 73 266 39941 38544 79 270 67 257 82 269 38544 37188 78 270 67 260 83 270 37188 35803 77 269 68 263 78 268 35803 34360 76 270 69 264 73 266 34360 32860 75 274 68 265 73 266 32860 31288 74 276 66 265 72 266 31288 29632 68 273 64 266 69 265 29632 27895 60 260 59 263 63 264 27895 26078 58 248 55 253 55 259 26078 24186 56 243 55 245 53 251 24186 22224 48 247 59 242 54 243 22224 20187 45 250 55 247 56 246 20187 18069 44 250 46 249 49 251 18069 15918 39 250 40 250 38 249 15918 13851 36 249 37 252 37 243 13851 11976 35 250 36 248 40 244 11976 10314 30 251 32 233 38 240 10314 8840 21 253 26 225 30 221 8840 7527 20 257 21 230 25 217 7527 6360 19*259 14 242 19 230 6360 5327 16*265 11 262 15 255 5327 4419 15 268 11 287 15 285 4419 3618 15 271 12 298 16 308 3618 2902 14 273 12 304 17 318 2902 2269 14 275 12 307 17 321 2269 1739 13 276 12 309 16 323 1739 1333 13 277 12 310 15 326 1333 1053 12 278 12 310 13 327 1053 884 11 278 11*311 10 328 884 786 9 278 8*312 6*329 786 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