DrJack's BLIPSPOT for: THU 05/21 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 - - - 75.6 - - 75.3 - - - - - 67.3 Temp@2m Sfc.Heating - - - 391 - - 339 - - - - - -2 Sfc.Heating BL Depth - - - 7201 - - 7615 - - - - - 306 BL Depth Hcrit - - - 10182 - - 10448 - - - - - 5138 Hcrit BL Top - - - 12050 - - 12464 - - - - - 5155 BL Top Hgt.Variab. - - - 4519 - - 2999 - - - - - 6443 Hgt.Variab. W* - - - 593 - - 577 - - - - - 7 W* B/S - - - 11 - - 6 - - - - - 1 B/S BL Wind - - - 9 - - 18 - - - - - 2 BL Wind Direction - - - 254 - - 248 - - - - - 268 Direction Wind Shear - - - 2 - - 13 - - - - - 0 Wind Shear Max.Converg - - - -7 - - -41 - - - - - -3 Max.Converg CLOUDpotent - - - 590 - - 1251 - - - - - -5348 CLOUDpotentl sfcLCL - - - 11461 - - 11213 - - - - - 10503 sfcLCL ODpotential - - - -522 - - -263 - - - - - -8387 ODpotential blCL - - - 12572 - - 12727 - - - - - 13542 blCL maxRH - - - 90 - - 94 - - - - - 81 maxRH CAPE - - - 540 - - 770 - - - - - 330 CAPE Temp@2m - - - 75.6 - - 75.3 - - - - - 67.3 Temp@2m DewPt@2m - - - 42.9 - - 43.7 - - - - - 39.4 DewPt@2m Temp@Bot - - - 72.9 - - 73.1 - - - - - 71.4 Temp@Bot DewPt@Bot - - - 42.7 - - 43.5 - - - - - 39.3 DewPt@bot Sfc.Heating - - - 391 - - 339 - - - - - -2 Sfc.Heating BL Depth - - - 7201 - - 7615 - - - - - 306 BL Depth EXPERIMENT - - - 60 - - 76 - - - - - 23 EXPERIMENT EXPERIMENT2 - - - 7 - - 6 - - - - - 6 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] 98005 9 171 6 237 5 049 98005 90610 10 121 15 160 5 311 90610 84937 10 085 11 100 4 193 84937 80206 11 139 8 096 6 119 80206 76116 10 140 5 082 5 110 76116 72508 6 125 1 073 4 131 72508 69266 4 312 4 189 2 174 69266 66304 11 259 5 200 14 110 66304 63540 14 245 18 234 4 314 63540 60862 19 211 21 213 12 295 60862 58072 20 236 16 223 25 273 58072 55175 27 253 29 248 31 263 55175 52426 36 259 35 254 34 267 52426 49963 42 257 36 257 34 264 49963 47768 45 256 36 260 33 263 47768 45788 49 256 38 264 33 264 45788 43977 51 256 44 268 36 263 43977 42302 51 255 49 269 40 262 42302 40738 47 249 48 266 42 266 40738 39270 39 243 45 262 44 271 39270 37893 38 245 42 263 44 269 37893 36578 39 246 39 265 43 263 36578 35265 39 244 36 261 40 258 35265 33924 40 242 34 254 36 258 33924 32556 42 236 33 247 35 258 32556 31147 38 233 28 243 34 254 31147 29689 30 238 23 245 32 252 29689 28186 29 241 23 247 29 253 28186 26637 28 241 26 245 26 254 26637 25044 26 243 26 244 24 257 25044 23410 25 244 24 243 25 258 23410 21729 22 245 23 245 28 260 21729 19995 19 248 22 252 30 264 19995 18241 18 254 21 256 27 272 18241 16557 18 274 21 262 26 280 16557 15022 18 283 21 267 23 279 15022 13648 14 284 21*267 18 271 13648 12414 10*266 21*267 15 263 12414 11300 9*261 21 262 13 259 11300 10294 9 259 20 256 13 258 10294 9388 9 256 19 250 11 258 9388 8575 9 255 18 246 10 262 8575 7845 10 253 18 242 9 265 7845 7180 10 252 17 238 8 272 7180 6584 10 251 16 235 7 279 6584 6079 9 250 16 233 6 283 6079 5688 9 249 15 232 5 285 5688 5416 9 249 15 232 4 286 5416 5250 9 250 14 231 3*280 5250 5155 8 249 13 231 2*268 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