DrJack's BLIPSPOT for: FRI 04/17 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 = 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 - - - 76.5 - - 80.3 - - 78.3 - - 68.0 Temp@2m Sfc.Heating - - - 511 - - 499 - - 91 - - -9 Sfc.Heating BL Depth - - - 6578 - - 10219 - - 8480 - - 306 BL Depth Hcrit - - - 9792 - - 12760 - - 10174 - - 5138 Hcrit BL Top - - - 11427 - - 15068 - - 13329 - - 5155 BL Top Hgt.Variab. - - - 2010 - - 1772 - - 4568 - - 769 Hgt.Variab. W* - - - 629 - - 723 - - 386 - - 6 W* B/S - - - 5 - - 6 - - 4 - - 0 B/S BL Wind - - - 23 - - 21 - - 16 - - 4 BL Wind Direction - - - 260 - - 249 - - 252 - - 006 Direction Wind Shear - - - 12 - - 14 - - 11 - - 0 Wind Shear Max.Converg - - - -28 - - -31 - - -22 - - 0 Max.Converg CLOUDpotent - - - -2481 - - -48 - - -1453 - - -7488 CLOUDpotentl sfcLCL - - - 13909 - - 15117 - - 14782 - - 12643 sfcLCL ODpotential - - - -5330 - - -1551 - - -2759 - - -10959 ODpotential blCL - - - 16757 - - 16619 - - 16088 - - 16114 blCL maxRH - - - 87 - - 80 - - 82 - - 88 maxRH CAPE - - - 0 - - 0 - - 40 - - 100 CAPE Temp@2m - - - 76.5 - - 80.3 - - 78.3 - - 68.0 Temp@2m DewPt@2m - - - 32.9 - - 31.1 - - 31.0 - - 30.8 DewPt@2m Temp@Bot - - - 73.5 - - 77.3 - - 77.4 - - 71.5 Temp@Bot DewPt@Bot - - - 32.9 - - 31.1 - - 30.9 - - 30.8 DewPt@bot Sfc.Heating - - - 511 - - 499 - - 91 - - -9 Sfc.Heating BL Depth - - - 6578 - - 10219 - - 8480 - - 306 BL Depth EXPERIMENT - - - 47 - - 19 - - 29 - - 54 EXPERIMENT EXPERIMENT2 - - - 4 - - 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] 97542 20 306 21 312 18 318 19 353 97542 90235 7 294 15 304 16 314 22 330 90235 84604 10 005 4 332 11 292 12 321 84604 79917 9 350 3 334 7 341 12 017 79917 75863 5 234 6 323 5 326 4 061 75863 72281 8 150 5 197 8 004 3 229 72281 69058 2 290 10 166 7 251 13 262 69058 66120 14 232 5 147 11 159 18 229 66120 63415 28 171 28 139 31 166 15 205 63415 60791 45 251 21 257 22 249 20 256 60791 58046 60 248 56 254 33 252 37 254 58046 55215 59 239 58 246 57 259 49 253 55215 52523 61 233 61 235 76 252 55 259 52523 50090 63 235 65 232 79 239 67 253 50090 47894 69 241 70 233 76 230 75 238 47894 45905 79 248 78 240 77 237 78 238 45905 44092 96 252 94 248 91 247 94 251 44092 42417 112 252 112 249 107 249 113 253 42417 40850 123 250 123 247 115 248 125 249 40850 39376 127 249 126 246 117 246 134 246 39376 37991 125 249 125 246 117 246 133 246 37991 36665 115 248 121 246 114 245 124 245 36665 35339 101 244 110 243 105 241 108 241 35339 33985 92 241 98 240 95 238 99 240 33985 32603 88 240 92 240 88 239 95 247 32603 31178 82 240 88 240 84 243 92 251 31178 29702 75 238 84 238 82 246 88 249 29702 28182 71 234 80 237 80 245 85 246 28182 26618 70 233 76 239 78 242 81 243 26618 25014 67 234 72 242 75 243 76 243 25014 23376 62 234 66 243 71 246 67 244 23376 21701 58 232 60 243 61 248 55 241 21701 19978 54 229 55 242 49 248 47 236 19978 18232 50 229 49 244 41 247 41 237 18232 16551 46 232 40*245 35 246 35 242 16551 15017 42 236 28*244 27 244 26 244 15017 13643 38 241 23 244 22*243 16 239 13643 12410 33*247 22 245 21*244 11 232 12410 11297 27*252 21 246 19 245 7 223 11297 10292 24 257 21 248 17 248 5 220 10292 9386 23 259 20 250 16 250 2 227 9386 8574 23 260 20 252 15 253 1 291 8574 7844 23 261 20 253 15 256 3 338 7844 7180 23 261 19 255 14 258 5 345 7180 6583 22 262 19 256 14 259 7 347 6583 6079 22 262 18 257 13 260 9 347 6079 5688 21 263 18 257 13 260 9 348 5688 5416 20 263 17 257 13 260 8 351 5416 5250 19 263 16 258 12 261 6*002 5250 5155 16 263 15 258 10 261 4*006 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