DrJack's BLIPSPOT for: THU 04/16 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 - - - 77.0 - - 80.3 - - 77.8 - - 66.7 Temp@2m Sfc.Heating - - - 523 - - 481 - - 106 - - -16 Sfc.Heating BL Depth - - - 8544 - - 9699 - - 8844 - - 305 BL Depth Hcrit - - - 11404 - - 12312 - - 10592 - - 5138 Hcrit BL Top - - - 13393 - - 14548 - - 13693 - - 5154 BL Top Hgt.Variab. - - - 1181 - - 1712 - - 2699 - - 165 Hgt.Variab. W* - - - 691 - - 701 - - 411 - - 6 W* B/S - - - 13 - - 9 - - 4 - - 0 B/S BL Wind - - - 10 - - 15 - - 17 - - 5 BL Wind Direction - - - 215 - - 219 - - 226 - - 172 Direction Wind Shear - - - 4 - - 3 - - 6 - - 0 Wind Shear Max.Converg - - - -6 - - -2 - - -19 - - -2 Max.Converg CLOUDpotent - - - -2105 - - -1303 - - -2335 - - -9406 CLOUDpotentl sfcLCL - - - 15499 - - 15852 - - 16029 - - 14561 sfcLCL ODpotential - - - -5620 - - -4104 - - -6044 - - -15007 ODpotential blCL - - - 19013 - - 18652 - - 19737 - - 20161 blCL maxRH - - - 82 - - 90 - - 59 - - 61 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 77.0 - - 80.3 - - 77.8 - - 66.7 Temp@2m DewPt@2m - - - 26.4 - - 27.9 - - 24.9 - - 21.3 DewPt@2m Temp@Bot - - - 73.8 - - 77.2 - - 76.7 - - 70.7 Temp@Bot DewPt@Bot - - - 26.3 - - 27.8 - - 24.9 - - 21.3 DewPt@bot Sfc.Heating - - - 523 - - 481 - - 106 - - -16 Sfc.Heating BL Depth - - - 8544 - - 9699 - - 8844 - - 305 BL Depth EXPERIMENT - - - 27 - - 59 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 3 - - 3 - - 3 - - 3 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] 97504 27 292 27 288 38 305 39 312 97504 90219 18 324 17 319 18 318 21 327 90219 84593 13 346 13 347 10 330 18 340 84593 79883 9 314 6 346 3 039 14 026 79883 75794 5 289 10 321 8 356 13 019 75794 72213 5 087 1 216 8 335 7 331 72213 69030 1 042 6 169 5 319 6 303 69030 66125 4 197 5 174 5 173 18 212 66125 63427 14 256 7 199 14 206 29 192 63427 60786 47 260 46 256 22 267 28 146 60786 58000 51 245 51 246 50 257 32 237 58000 55133 55 242 51 242 62 241 64 246 55133 52448 66 245 62 242 64 234 67 242 52448 50044 72 241 72 240 68 237 69 244 50044 47885 72 245 80 244 77 245 76 251 47885 45920 81 254 93 249 91 248 87 255 45920 44115 94 252 102 250 103 248 95 254 44115 42451 99 248 103 249 104 247 97 252 42451 40904 100 248 102 248 100 249 92 252 40904 39454 94 252 101 249 100 253 92 255 39454 38089 78 253 93 251 100 257 95 258 38089 36779 70 250 82 251 96 258 94 258 36779 35463 67 246 77 247 86 257 89 256 35463 34112 61 242 76 246 78 255 84 254 34112 32729 53 242 70 247 75 251 81 254 32729 31302 50 243 64 247 75 248 78 255 31302 29822 52 247 62 247 72 249 74 255 29822 28297 57 252 57 248 66 253 65 254 28297 26725 55 251 52 248 60 255 57 254 26725 25111 46 245 49 245 55 252 52 253 25111 23458 40 240 48 238 52 247 51 248 23458 21761 38 239 46 234 50 242 53 245 21761 20014 37 238 42 236 48 242 53 243 20014 18252 35 239 38 239 44 247 46 243 18252 16565 32 240 30 240 35 250 39 250 16565 15029 27 241 20*232 21*238 34 255 15029 13654 17*233 15*222 17*228 29 252 13654 12417 12*217 15 221 17 227 24 246 12417 11302 11 213 15 220 17 227 20 238 11302 10294 10 212 15 220 17 227 17 231 10294 9387 10 212 15 218 17 226 15 222 9387 8574 10 213 15 218 17 225 14 212 8574 7844 9 214 15 218 16 224 15 201 7844 7179 9 216 15 217 16 224 15 193 7179 6583 9 218 15 216 16 223 16 188 6583 6079 9 218 15 216 16 223 16 185 6079 5687 8 219 15 216 15 223 15 184 5687 5415 8 219 14 216 15 223 14 182 5415 5250 8 220 14 216 14 223 10 177 5250 5154 7 220 12 216 12 222 5*172 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