DrJack's BLIPSPOT for: SAT 04/25 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 - - - 0954z - - 1002z - - 1335z - - 1600z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 77.6 - - 81.4 - - 80.0 - - 68.7 Temp@2m Sfc.Heating - - - 550 - - 503 - - 101 - - -2 Sfc.Heating BL Depth - - - 6029 - - 9038 - - 8241 - - 306 BL Depth Hcrit - - - 9375 - - 11793 - - 10091 - - 5138 Hcrit BL Top - - - 10878 - - 13887 - - 13090 - - 5155 BL Top Hgt.Variab. - - - 3049 - - 1574 - - 2792 - - 355 Hgt.Variab. W* - - - 626 - - 696 - - 395 - - 0 W* B/S - - - 7 - - 7 - - 4 - - 0 B/S BL Wind - - - 16 - - 18 - - 18 - - 2 BL Wind Direction - - - 280 - - 265 - - 263 - - 273 Direction Wind Shear - - - 4 - - 8 - - 8 - - 0 Wind Shear Max.Converg - - - -5 - - -8 - - -4 - - -2 Max.Converg CLOUDpotent - - - -6130 - - -4949 - - -5453 - - -10931 CLOUDpotentl sfcLCL - - - 17009 - - 18837 - - 18544 - - 16087 sfcLCL ODpotential - - - -10495 - - -9465 - - -9755 - - -17064 ODpotential blCL - - - 21373 - - 23352 - - 22845 - - 22219 blCL maxRH - - - 59 - - 69 - - 74 - - 75 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 77.6 - - 81.4 - - 80.0 - - 68.7 Temp@2m DewPt@2m - - - 20.1 - - 15.3 - - 15.6 - - 16.5 DewPt@2m Temp@Bot - - - 74.3 - - 78.3 - - 79.1 - - 74.1 Temp@Bot DewPt@Bot - - - 19.9 - - 15.0 - - 15.5 - - 16.4 DewPt@bot Sfc.Heating - - - 550 - - 503 - - 101 - - -2 Sfc.Heating BL Depth - - - 6029 - - 9038 - - 8241 - - 306 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 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] 97612 20 263 20 239 28 267 18 291 97612 90197 16 249 20 277 19 264 19 300 90197 84490 21 264 22 285 19 282 25 275 84490 79801 14 273 11 272 14 303 15 274 79801 75757 13 286 11 270 12 305 10 293 75757 72162 13 276 16 264 17 295 12 320 72162 68922 3 298 9 284 15 328 13 331 68922 65979 12 297 10 284 14 303 14 290 65979 63297 10 254 12 261 9 296 9 304 63297 60717 16 278 16 274 15 318 3 312 60717 57996 41 279 35 278 30 277 26 281 57996 55163 48 282 46 279 46 275 47 276 55163 52471 53 282 53 281 54 280 57 274 52471 50056 61 280 63 281 65 281 67 280 50056 47892 72 280 75 279 79 281 81 284 47892 45933 83 278 84 278 91 279 92 282 45933 44140 89 279 91 278 95 276 94 278 44140 42484 90 280 93 278 93 275 91 276 42484 40936 90 281 91 277 90 275 87 276 40936 39480 88 281 88 279 87 276 83 276 39480 38112 86 282 85 281 83 277 78 275 38112 36800 83 283 81 281 77 278 72 274 36800 35481 78 282 77 280 73 279 68 273 35481 34128 73 279 75 280 70 278 65 270 34128 32745 69 278 72 278 68 274 64 268 32745 31320 67 279 69 277 68 271 63 267 31320 29842 64 280 65 277 66 271 63 269 29842 28315 59 281 60 278 62 275 59 274 28315 26743 54 281 56 280 57 280 55 278 26743 25129 50 281 53 280 53 282 52 280 25129 23477 46 280 49 280 50 282 50 283 23477 21780 40 278 45 280 47 282 49 284 21780 20031 36 276 42 278 45 280 48 280 20031 18266 34 271 40 273 42 275 44 266 18266 16576 34 262 37 267 36 267 38 251 16576 15040 31 253 32*264 26 259 32 253 15040 13665 26 248 22*265 21*258 26 257 13665 12429 22 251 19 265 20*259 22 256 12429 11313 19*264 19 265 20 260 19 254 11313 10307 17*275 19 265 19 261 16 253 10307 9399 16 278 18 265 19 262 14 254 9399 8585 16 280 18 266 18 264 13 256 8585 7852 16 280 18 265 18 265 12 260 7852 7186 16 281 18 266 18 266 11 265 7186 6588 16 281 17 266 17 267 10 270 6588 6082 16 281 17 266 17 267 9 275 6082 5689 16 281 16 266 16 268 8 279 5689 5417 15 281 16 266 16 268 6 279 5417 5250 14 281 15 266 15 268 3*275 5250 5155 13 281 13 266 12 268 2*273 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