DrJack's BLIPSPOT for: SUN 04/27 Garner_VA 80ft pt30347@-76.630,36.871,32ft BLIPSPOT sfc.temp. adjusted by +0.2 degF SPONSORED BY: Tidewater Soaring Society 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 - - - - - - 65.5 - - 68.6 - - 62.0 Temp@2m Sfc.Heating - - - - - - 390 - - 155 - - -20 Sfc.Heating BL Depth - - - - - - 4707 - - 4590 - - 19 BL Depth Hcrit - - - - - - 3385 - - 2866 - - 82 Hcrit BL Top - - - - - - 4787 - - 4670 - - 99 BL Top Hgt.Variab. - - - - - - 963 - - 1104 - - 4464 Hgt.Variab. W* - - - - - - 496 - - 365 - - 8 W* B/S - - - - - - 6 - - 4 - - 0 B/S BL Wind - - - - - - 16 - - 17 - - 4 BL Wind Direction - - - - - - 316 - - 326 - - 333 Direction Wind Shear - - - - - - 8 - - 8 - - 0 Wind Shear Max.Converg - - - - - - -3 - - -2 - - 0 Max.Converg CLOUDpotent - - - - - - -2020 - - -3491 - - -6270 CLOUDpotentl sfcLCL - - - - - - 6807 - - 8161 - - 6369 sfcLCL ODpotential - - - - - - -10655 - - -11777 - - -14464 ODpotential blCL - - - - - - 15442 - - 16447 - - 14563 blCL maxRH - - - - - - 80 - - 81 - - 29 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 65.5 - - 68.6 - - 62.0 Temp@2m DewPt@2m - - - - - - 36.0 - - 33.3 - - 35.0 DewPt@2m Temp@Bot - - - - - - 63.8 - - 67.9 - - 64.6 Temp@Bot DewPt@Bot - - - - - - 34.9 - - 32.1 - - 34.2 DewPt@bot Sfc.Heating - - - - - - 390 - - 155 - - -20 Sfc.Heating BL Depth - - - - - - 4707 - - 4590 - - 19 BL Depth EXPERIMENT - - - - - - 19 - - 26 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 3 - - 4 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] 97684 14 197 15 224 19 273 97684 90315 11 203 10 265 6 305 90315 84649 6 183 9 237 10 295 84649 79940 4 111 6 198 7 263 79940 75873 7 068 2 053 3 340 75873 72275 4 040 6 266 4 330 72275 69023 9 327 6 294 6 330 69023 66045 18 289 16 295 16 311 66045 63286 17 267 22 273 20 297 63286 60600 16 275 21 274 27 295 60600 57784 24 284 31 297 30 297 57784 54853 34 285 38 285 41 291 54853 52067 43 279 37 280 44 289 52067 49570 41 266 39 286 46 290 49570 47340 37 273 42 285 48 284 47340 45330 45 286 48 284 49 282 45330 43507 61 280 59 282 56 284 43507 41843 70 279 71 278 67 283 41843 40311 81 279 75 275 70 279 40311 38883 89 275 73 276 70 277 38883 37535 91 274 71 275 66 277 37535 36226 83 276 69 274 67 275 36226 34886 76 276 70 274 68 272 34886 33487 71 273 66 272 67 275 33487 32030 68 271 60 269 62 279 32030 30502 68 272 58 274 58 284 30502 28890 62 269 54 284 52 288 28890 27194 50 266 50 284 45 286 27194 25412 43 272 42 277 40 285 25412 23546 41 285 40 281 40 285 23546 21593 39 286 39 288 41 289 21593 19551 41 289 39 292 42 292 19551 17417 42 295 42 301 42 296 17417 15238 41 300 39 307 37 305 15238 13141 37 302 34 313 33 313 13141 11237 34 303 32 314 31 317 11237 9550 35 309 31 317 32 320 9550 8057 38 318 29 326 28 329 8057 6739 36 328 29 336 27 342 6739 5578 28*330 23*329 26 339 5578 4558 18*317 18*325 24 337 4558 3663 17 316 18 325 21 338 3663 2874 17 315 18 325 20 339 2874 2169 16 315 17 326 19 339 2169 1547 16 315 17 326 18 339 1547 1028 15 315 16 326 16 339 1028 631 15 315 16 326 14 339 631 358 14 315 15 327 12 338 358 193 13 315 13 327 9*336 193 99 10 315 10 326 4*333 99 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