DrJack's BLIPSPOT for: FRI 07/17 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 = 18Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time - - - 0700z - - 1003z - - - - - 1854z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 9 hr FCST PERIOD Temp@2m - - - 78.2 - - 77.5 - - - - - 67.7 Temp@2m Sfc.Heating - - - 379 - - 83 - - - - - -14 Sfc.Heating BL Depth - - - 4558 - - 2137 - - - - - 306 BL Depth Hcrit - - - 8067 - - 5789 - - - - - 5138 Hcrit BL Top - - - 9407 - - 6986 - - - - - 5155 BL Top Hgt.Variab. - - - 2806 - - 6586 - - - - - 1002 Hgt.Variab. W* - - - 504 - - 270 - - - - - 29 W* B/S - - - 17 - - 24 - - - - - 1 B/S BL Wind - - - 5 - - 2 - - - - - 8 BL Wind Direction - - - 208 - - 195 - - - - - 162 Direction Wind Shear - - - 2 - - 2 - - - - - 0 Wind Shear Max.Converg - - - 12 - - 31 - - - - - 0 Max.Converg CLOUDpotent - - - 601 - - -1680 - - - - - 0 CLOUDpotentl sfcLCL - - - 8807 - - 8666 - - - - - 5155 sfcLCL ODpotential - - - -429 - - -3696 - - - - - -3407 ODpotential blCL - - - 9836 - - 10682 - - - - - 8562 blCL maxRH - - - 86 - - 95 - - - - - 86 maxRH CAPE - - - 1110 - - 1010 - - - - - 2140 CAPE Temp@2m - - - 78.2 - - 77.5 - - - - - 67.7 Temp@2m DewPt@2m - - - 57.0 - - 57.0 - - - - - 64.2 DewPt@2m Temp@Bot - - - 75.5 - - 76.4 - - - - - 68.2 Temp@Bot DewPt@Bot - - - 56.8 - - 55.7 - - - - - 64.1 DewPt@bot Sfc.Heating - - - 379 - - 83 - - - - - -14 Sfc.Heating BL Depth - - - 4558 - - 2137 - - - - - 306 BL Depth EXPERIMENT - - - 44 - - 78 - - - - - 45 EXPERIMENT EXPERIMENT2 - - - 12 - - 11 - - - - - 15 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] 98998 48 112 40 112 34 080 98998 91489 44 098 42 100 42 087 91489 85752 38 084 44 088 45 092 85752 81017 28 092 38 086 44 086 81017 76937 27 104 32 085 36 083 76937 73336 28 104 25 088 28 085 73336 70086 29 099 19 112 24 083 70086 67115 30 081 22 123 16 066 67115 64373 29 062 27 100 10 068 64373 61721 21 058 28 089 11 082 61721 58961 12 073 23 079 15 084 58961 56110 9 070 18 067 16 067 56110 53400 18 044 17 042 20 052 53400 50961 25 024 15 030 21 043 50961 48766 26 005 11 000 23 035 48766 46765 22 334 12 326 23 007 46765 44933 15 303 14 305 20 328 44933 43246 12 293 17 279 25 298 43246 41679 15 279 25 248 29 277 41679 40211 23 260 35 244 23 270 40211 38829 25 255 43 244 18 285 38829 37501 23 249 44 247 21 280 37501 36162 20 249 42 253 22 280 36162 34785 16 251 34 258 21 286 34785 33373 17 260 27 266 20 294 33373 31916 19 266 23 274 20 300 31916 30405 20 276 21 279 19 301 30405 28843 20 291 19 284 16 299 28843 27233 22 303 18 289 14 305 27233 25578 21 310 16 293 11 313 25578 23881 17 318 14 295 9 319 23881 22138 16 319 11 299 8 332 22138 20342 14 308 9 309 8 343 20342 18525 9 286 9 314 11 345 18525 16781 7 264 10 311 16 328 16781 15199 7 269 8 287 20 314 15199 13790 6 278 7 271 21 309 13790 12528 5 270 6 260 16 303 12528 11390 3 268 5 242 11 283 11390 10364 3 263 5 225 10 256 10364 9441 3*250 5 213 10 233 9441 8614 4*219 5 207 13 208 8614 7872 5 210 4 203 18 189 7872 7198 6 209 4*203 24 179 7198 6595 6 207 3*201 27 169 6595 6085 6 206 2 198 26 161 6085 5691 6 206 2 193 22 159 5691 5418 6 205 2 189 16 160 5418 5251 6 205 1 186 14*161 5251 5155 5 205 1 188 8*162 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