DrJack's BLIPSPOT for: WED 04/22 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 - - - 79.6 - - 82.1 - - - - - 68.8 Temp@2m Sfc.Heating - - - 500 - - 493 - - - - - -1 Sfc.Heating BL Depth - - - 8690 - - 10933 - - - - - 306 BL Depth Hcrit - - - 11502 - - 13339 - - - - - 5138 Hcrit BL Top - - - 13539 - - 15782 - - - - - 5155 BL Top Hgt.Variab. - - - 2781 - - 2275 - - - - - 2681 Hgt.Variab. W* - - - 684 - - 735 - - - - - 0 W* B/S - - - 19 - - 12 - - - - - 0 B/S BL Wind - - - 6 - - 11 - - - - - 1 BL Wind Direction - - - 267 - - 260 - - - - - 147 Direction Wind Shear - - - 7 - - 2 - - - - - 0 Wind Shear Max.Converg - - - 3 - - -17 - - - - - -1 Max.Converg CLOUDpotent - - - -1737 - - -231 - - - - - -8110 CLOUDpotentl sfcLCL - - - 15277 - - 16014 - - - - - 13266 sfcLCL ODpotential - - - -3251 - - -1676 - - - - - -12680 ODpotential blCL - - - 16790 - - 17458 - - - - - 17835 blCL maxRH - - - 68 - - 57 - - - - - 66 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 79.6 - - 82.1 - - - - - 68.8 Temp@2m DewPt@2m - - - 29.9 - - 29.0 - - - - - 29.0 DewPt@2m Temp@Bot - - - 76.4 - - 79.0 - - - - - 74.0 Temp@Bot DewPt@Bot - - - 29.8 - - 28.8 - - - - - 29.0 DewPt@bot Sfc.Heating - - - 500 - - 493 - - - - - -1 Sfc.Heating BL Depth - - - 8690 - - 10933 - - - - - 306 BL Depth EXPERIMENT - - - 0 - - 0 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 4 - - 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] 97744 19 240 21 251 17 313 97744 90341 2 227 9 257 14 333 90341 84632 8 332 7 271 17 333 84632 79907 1 329 5 258 13 302 79907 75848 7 318 9 301 9 301 75848 72268 5 331 9 328 9 285 72268 69041 12 306 12 331 12 304 69041 66091 13 269 14 282 13 305 66091 63373 3 252 6 279 20 276 63373 60767 23 271 18 286 24 299 60767 58050 33 273 33 289 33 304 58050 55233 45 273 45 283 46 291 55233 52553 49 280 50 280 55 290 52553 50135 56 289 59 287 64 289 50135 47958 70 294 72 291 62 294 47958 45978 78 297 79 296 66 301 45978 44162 78 298 84 299 78 303 44162 42487 68 294 70 296 85 301 42487 40935 53 294 51 291 86 300 40935 39483 50 306 46 289 79 298 39483 38118 49 309 43 292 70 301 38118 36807 47 303 43 299 66 309 36807 35490 45 294 44 305 65 310 35490 34137 41 286 44 306 57 305 34137 32754 38 278 44 304 47 298 32754 31332 35 281 42 302 41 291 31332 29860 33 288 37 300 39 284 29860 28340 32 289 34 295 35 276 28340 26771 30 288 33 290 32 268 26771 25159 25 286 32 286 29 267 25159 23508 21 287 29 286 27 275 23508 21813 19 284 26 287 23 291 21813 20066 20 280 23 285 21 305 20066 18298 23 273 21 277 26 290 18298 16603 26 262 17*265 27 273 16603 15063 23 254 12*259 22 255 15063 13685 13*238 11 259 16 243 13685 12445 5*223 11 259 13 240 12445 11327 4 225 11 259 11 239 11327 10317 4 240 11 259 10 242 10317 9406 5 266 11 260 9 246 9406 8590 8 278 11 261 8 252 8590 7856 8 279 11 262 7 257 7856 7189 9 279 11 262 6 263 7189 6590 9 280 11 263 6 267 6590 6083 9 279 11 263 5 269 6083 5690 9 279 11 263 4 270 5690 5417 9 279 11 263 3 263 5417 5250 9 279 10 263 1*224 5250 5155 8 278 9 263 1*147 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