DrJack's BLIPSPOT for: THU 04/09 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 - - - 72.8 - - 74.9 - - - - - 62.5 Temp@2m Sfc.Heating - - - 394 - - 349 - - - - - -11 Sfc.Heating BL Depth - - - 8271 - - 8215 - - - - - 305 BL Depth Hcrit - - - 11048 - - 10939 - - - - - 5138 Hcrit BL Top - - - 13120 - - 13064 - - - - - 5154 BL Top Hgt.Variab. - - - 3388 - - 4371 - - - - - 1761 Hgt.Variab. W* - - - 622 - - 595 - - - - - 13 W* B/S - - - 35 - - 18 - - - - - 0 B/S BL Wind - - - 3 - - 6 - - - - - 12 BL Wind Direction - - - 185 - - 216 - - - - - 140 Direction Wind Shear - - - 8 - - 8 - - - - - 0 Wind Shear Max.Converg - - - 13 - - 9 - - - - - 1 Max.Converg CLOUDpotent - - - 2129 - - 270 - - - - - -1093 CLOUDpotentl sfcLCL - - - 10992 - - 12795 - - - - - 6247 sfcLCL ODpotential - - - 665 - - -612 - - - - - -4645 ODpotential blCL - - - 12455 - - 13676 - - - - - 9799 blCL maxRH - - - 84 - - 88 - - - - - 81 maxRH CAPE - - - 640 - - 250 - - - - - 1130 CAPE Temp@2m - - - 72.8 - - 74.9 - - - - - 62.5 Temp@2m DewPt@2m - - - 42.3 - - 36.3 - - - - - 52.5 DewPt@2m Temp@Bot - - - 70.2 - - 72.3 - - - - - 62.7 Temp@Bot DewPt@Bot - - - 42.2 - - 36.3 - - - - - 52.6 DewPt@bot Sfc.Heating - - - 394 - - 349 - - - - - -11 Sfc.Heating BL Depth - - - 8271 - - 8215 - - - - - 305 BL Depth EXPERIMENT - - - 35 - - 52 - - - - - 23 EXPERIMENT EXPERIMENT2 - - - 6 - - 5 - - - - - 10 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] 97610 34 244 33 221 35 262 97610 90185 33 254 27 244 31 249 90185 84486 32 244 33 254 27 252 84486 79787 31 239 32 252 24 279 79787 75769 19 259 23 259 17 278 75769 72221 13 278 13 286 8 262 72221 69010 5 259 8 285 5 236 69010 66070 5 238 5 253 6 239 66070 63362 12 245 12 276 8 285 63362 60738 23 254 23 258 19 282 60738 58001 32 258 29 258 32 272 58001 55160 37 267 34 261 36 271 55160 52428 42 265 39 272 47 269 52428 49959 51 262 48 271 56 267 49959 47746 53 261 51 269 59 271 47746 45738 49 265 50 269 58 275 45738 43903 48 270 48 267 53 278 43903 42223 48 272 43 273 47 281 42223 40675 34 263 38 278 43 289 40675 39234 28 261 32 270 40 295 39234 37883 25 256 32 267 35 299 37883 36588 22 247 27 262 27 298 36588 35289 16 249 26 264 21 302 35289 33957 18 260 24 264 20 310 33957 32596 21 258 18 265 21 313 32596 31191 18 249 14 266 20 315 31191 29734 12 232 17 256 19 321 29734 28226 8 221 23 249 18 325 28226 26671 5 210 24 253 17 324 26671 25071 6 203 14 276 15 323 25071 23429 5 227 10 293 14 333 23429 21739 9 270 11 291 16 344 21739 19993 14 283 10 280 20 350 19993 18224 13 278 9 275 19 341 18224 16531 13 267 10 295 18 325 16531 14994 5 253 10 298 19 311 14994 13620 0*165 7*286 18 298 13620 12383 2*072 6*272 16 285 12383 11268 2 088 5 266 14 265 11268 10262 2 104 5 222 13 241 10262 9357 2 158 6 213 14 218 9357 8545 3 186 7 207 17 200 8545 7818 5 198 7 204 19 181 7818 7157 6 200 7 202 23 161 7157 6566 7 200 8 200 28 147 6566 6067 7 201 8 198 27 143 6067 5681 7 201 8 198 25 142 5681 5413 7 201 8 197 21 142 5413 5249 7 201 7 197 19 141 5249 5154 7 202 7 196 12*140 5154 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