DrJack's BLIPSPOT for: FRI 04/24 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 - - - - - 1601z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - 76.8 - - 79.8 - - - - - 67.2 Temp@2m Sfc.Heating - - - 556 - - 514 - - - - - -1 Sfc.Heating BL Depth - - - 7281 - - 9731 - - - - - 306 BL Depth Hcrit - - - 10397 - - 12372 - - - - - 5138 Hcrit BL Top - - - 12130 - - 14580 - - - - - 5155 BL Top Hgt.Variab. - - - 2573 - - 1644 - - - - - 984 Hgt.Variab. W* - - - 669 - - 718 - - - - - 9 W* B/S - - - 8 - - 8 - - - - - 1 B/S BL Wind - - - 15 - - 17 - - - - - 2 BL Wind Direction - - - 276 - - 266 - - - - - 165 Direction Wind Shear - - - 5 - - 7 - - - - - 0 Wind Shear Max.Converg - - - -8 - - -10 - - - - - -1 Max.Converg CLOUDpotent - - - -5125 - - -3748 - - - - - -11273 CLOUDpotentl sfcLCL - - - 17256 - - 18329 - - - - - 16429 sfcLCL ODpotential - - - -9091 - - -8125 - - - - - -17497 ODpotential blCL - - - 21221 - - 22705 - - - - - 22652 blCL maxRH - - - 44 - - 52 - - - - - 43 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 76.8 - - 79.8 - - - - - 67.2 Temp@2m DewPt@2m - - - 18.1 - - 16.0 - - - - - 13.5 DewPt@2m Temp@Bot - - - 73.4 - - 76.7 - - - - - 72.6 Temp@Bot DewPt@Bot - - - 18.0 - - 15.8 - - - - - 13.5 DewPt@bot Sfc.Heating - - - 556 - - 514 - - - - - -1 Sfc.Heating BL Depth - - - 7281 - - 9731 - - - - - 306 BL Depth EXPERIMENT - - - 0 - - 0 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 2 - - 2 - - - - - 2 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] 97637 12 265 19 245 22 283 97637 90228 15 241 16 232 15 285 90228 84528 21 260 19 263 12 279 84528 79810 12 242 15 243 13 296 79810 75752 6 310 6 279 14 304 75752 72184 15 284 14 310 10 319 72184 68968 5 263 6 342 7 292 68968 66029 17 307 17 333 14 280 66029 63327 20 302 18 299 21 293 63327 60716 31 285 22 288 27 295 60716 57978 43 270 35 277 37 289 57978 55134 47 274 45 276 46 283 55134 52423 50 276 51 275 52 277 52423 49977 57 279 59 278 57 275 49977 47782 70 279 69 279 68 277 47782 45800 85 276 81 277 79 276 45800 43994 96 274 89 275 84 278 43994 42332 104 272 93 275 87 279 42332 40786 106 272 97 278 88 279 40786 39336 106 273 99 278 87 279 39336 37974 102 275 98 278 84 280 37974 36668 94 278 93 278 79 280 36668 35356 87 279 85 278 72 279 35356 34011 82 279 79 280 70 279 34011 32635 76 279 74 280 68 280 32635 31216 70 279 67 278 64 282 31216 29747 64 279 59 275 57 282 29747 28231 59 282 54 277 53 280 28231 26668 56 285 51 279 50 278 26668 25061 53 286 47 279 48 279 25061 23414 47 286 43 280 45 283 23414 21721 43 284 38 280 41 286 21721 19980 37 276 36 278 38 288 19980 18220 35 267 34 273 37 279 18220 16533 35 263 31 270 36 269 16533 14999 32 263 25*268 32 266 14999 13628 27 264 19*265 26 265 13628 12397 21*270 18 265 20 265 12397 11285 17*275 17 264 16 265 11285 10283 16 276 17 265 13 266 10283 9380 15 277 17 265 11 268 9380 8569 15 277 16 266 10 271 8569 7841 15 277 16 266 9 273 7841 7177 15 277 16 267 8 276 7177 6582 15 276 16 268 8 277 6582 6078 14 276 15 267 7 278 6078 5687 14 276 15 268 6 275 5687 5416 13 276 14 268 4 266 5416 5250 13 276 14 268 2*236 5250 5155 12 275 12 268 2*165 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