DrJack's BLIPSPOT for: SUN 04/26 Marfa_TX 4849ft pt18183@-103.864,30.408,4919ft BLIPSPOT sfc.temp. adjusted by -0.2 degF SPONSORED BY: Marfa Gliders RUC - Last Analysis,Validation Time = 15Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time - - - 0700z - - 1003z - - - - - 1602z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - 80.0 - - 81.6 - - - - - 71.4 Temp@2m Sfc.Heating - - - 404 - - 356 - - - - - -25 Sfc.Heating BL Depth - - - 8842 - - 10228 - - - - - 306 BL Depth Hcrit - - - 11525 - - 12583 - - - - - 5138 Hcrit BL Top - - - 13691 - - 15077 - - - - - 5155 BL Top Hgt.Variab. - - - 1722 - - 2384 - - - - - 434 Hgt.Variab. W* - - - 642 - - 646 - - - - - 7 W* B/S - - - 6 - - 4 - - - - - 0 B/S BL Wind - - - 18 - - 29 - - - - - 7 BL Wind Direction - - - 251 - - 247 - - - - - 197 Direction Wind Shear - - - 13 - - 14 - - - - - 0 Wind Shear Max.Converg - - - -18 - - -23 - - - - - -1 Max.Converg CLOUDpotent - - - -2808 - - -964 - - - - - -8783 CLOUDpotentl sfcLCL - - - 16500 - - 16042 - - - - - 13939 sfcLCL ODpotential - - - -5667 - - -2477 - - - - - -11730 ODpotential blCL - - - 19358 - - 17554 - - - - - 16885 blCL maxRH - - - 88 - - 90 - - - - - 97 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 80.0 - - 81.6 - - - - - 71.4 Temp@2m DewPt@2m - - - 24.8 - - 28.4 - - - - - 28.5 DewPt@2m Temp@Bot - - - 77.4 - - 79.4 - - - - - 73.4 Temp@Bot DewPt@Bot - - - 24.7 - - 28.3 - - - - - 28.5 DewPt@bot Sfc.Heating - - - 404 - - 356 - - - - - -25 Sfc.Heating BL Depth - - - 8842 - - 10228 - - - - - 306 BL Depth EXPERIMENT - - - 51 - - 60 - - - - - 88 EXPERIMENT EXPERIMENT2 - - - 3 - - 4 - - - - - 4 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z [ft] ------------------------------------------------------------------------------------------- [ft] 97675 19 257 22 254 24 283 97675 90229 16 244 21 254 21 282 90229 84493 17 269 17 267 17 277 84493 79781 16 288 14 293 10 260 79781 75768 1 121 6 289 2 257 75768 72220 2 231 2 219 8 021 72220 69009 4 307 4 325 8 309 69009 66067 14 294 9 290 2 300 66067 63350 13 199 12 214 9 138 63350 60720 11 231 13 263 22 259 60720 58036 42 251 53 232 47 246 58036 55293 50 230 35 233 40 260 55293 52632 49 254 49 264 51 275 52632 50206 74 273 74 272 62 268 50206 48022 81 275 77 270 71 270 48022 46035 88 277 82 272 80 273 46035 44207 93 275 88 272 88 274 44207 42509 95 272 91 270 91 272 42509 40920 96 269 92 268 92 271 40920 39428 96 267 91 267 93 270 39428 38032 94 267 88 265 94 269 38032 36701 91 266 85 263 93 267 36701 35372 86 264 83 262 90 266 35372 34014 79 262 81 261 87 265 34014 32633 73 260 79 258 82 264 32633 31214 68 258 76 255 78 263 31214 29749 61 257 72 253 75 261 29749 28240 57 256 68 254 72 256 28240 26690 57 255 64 257 68 254 26690 25095 56 255 60 261 64 255 25095 23458 53 256 55 261 60 255 23458 21773 50 256 52 259 57 256 21773 20035 46 254 50 258 50 255 20035 18279 43 252 47 260 40 253 18279 16597 40 254 40*261 34 259 16597 15062 36*260 32*255 32 265 15062 13685 26*260 31 253 31 270 13685 12447 20 253 31 252 30 273 12447 11329 18 249 30 249 28 273 11329 10319 18 249 30 246 26 269 10319 9409 18 249 29 245 24 262 9409 8592 18 249 29 244 23 253 8592 7858 18 250 29 243 22 242 7858 7190 17 251 29 243 22 230 7190 6590 17 251 28 242 23 215 6590 6083 17 252 28 242 23 200 6083 5689 16 252 27 242 22 193 5689 5416 15 252 26 241 18 190 5416 5251 15 252 24 241 13*192 5251 5155 13 252 20 241 7*197 5155 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 21Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography