DrJack's BLIPSPOT for: FRI 02/20 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 - - 1002z - - 1335z - - 1600z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 64.6 - - 69.1 - - 65.7 - - 52.7 Temp@2m Sfc.Heating - - - 400 - - 393 - - 4 - - -7 Sfc.Heating BL Depth - - - 4380 - - 5538 - - 305 - - 305 BL Depth Hcrit - - - 7945 - - 8854 - - 5138 - - 5137 Hcrit BL Top - - - 9229 - - 10387 - - 5154 - - 5154 BL Top Hgt.Variab. - - - 1099 - - 1549 - - 6095 - - 320 Hgt.Variab. W* - - - 506 - - 544 - - 47 - - 0 W* B/S - - - 4 - - 3 - - 1 - - 0 B/S BL Wind - - - 25 - - 29 - - 15 - - 5 BL Wind Direction - - - 257 - - 267 - - 270 - - 290 Direction Wind Shear - - - 10 - - 13 - - 0 - - 0 Wind Shear Max.Converg - - - -22 - - -48 - - -4 - - -2 Max.Converg CLOUDpotent - - - -5518 - - -7594 - - -11925 - - -9565 CLOUDpotentl sfcLCL - - - 14748 - - 17981 - - 17080 - - 14719 sfcLCL ODpotential - - - -11001 - - -13295 - - -18314 - - -18202 ODpotential blCL - - - 20230 - - 23682 - - 23468 - - 23356 blCL maxRH - - - 64 - - 48 - - 56 - - 60 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 64.6 - - 69.1 - - 65.7 - - 52.7 Temp@2m DewPt@2m - - - 17.7 - - 7.3 - - 8.5 - - 7.1 DewPt@2m Temp@Bot - - - 62.3 - - 66.9 - - 65.5 - - 58.1 Temp@Bot DewPt@Bot - - - 17.6 - - 7.2 - - 8.6 - - 7.0 DewPt@bot Sfc.Heating - - - 400 - - 393 - - 4 - - -7 Sfc.Heating BL Depth - - - 4380 - - 5538 - - 305 - - 305 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 2 - - 1 - - 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] 96549 9 241 4 359 4 110 9 113 96549 89404 7 270 12 243 8 267 6 321 89404 83895 10 202 11 234 10 307 6 335 83895 79290 2 170 13 228 13 266 12 322 79290 75293 4 013 3 109 2 124 4 271 75293 71751 13 297 13 334 0 222 7 047 71751 68538 14 249 11 258 8 294 8 236 68538 65604 12 306 14 279 21 287 6 229 65604 62892 38 270 40 263 37 252 19 283 62892 60276 44 232 49 247 42 266 40 279 60276 57572 55 257 53 263 58 276 55 274 57572 54791 71 273 68 276 69 274 67 267 54791 52143 80 268 84 273 81 270 80 266 52143 49746 90 262 96 265 90 264 90 260 49746 47580 98 260 99 260 93 259 92 256 47580 45601 104 260 101 259 93 258 91 258 45601 43780 108 259 106 257 95 256 92 259 43780 42097 113 257 111 257 98 256 96 259 42097 40534 116 257 114 258 101 256 98 259 40534 39080 118 258 114 259 102 256 100 260 39080 37723 118 258 113 258 104 256 101 258 37723 36429 116 257 112 257 105 256 101 257 36429 35125 114 255 109 257 105 257 99 259 35125 33786 112 257 106 258 100 259 95 260 33786 32415 111 260 102 259 95 259 91 259 32415 31002 107 261 99 259 91 259 87 259 31002 29538 101 260 94 260 86 260 81 262 29538 28028 96 260 88 260 81 261 73 263 28028 26474 89 262 84 262 76 260 70 261 26474 24876 82 264 81 262 73 259 70 258 24876 23238 77 265 78 261 73 259 70 257 23238 21554 73 265 74 261 72 261 68 258 21554 19819 70 266 70 262 71 262 66 261 19819 18064 67 267 65 263 67 263 61 263 18064 16382 62 267 61 264 63 263 55 262 16382 14854 57 265 56 264 58 262 49 260 14854 13491 52 263 53 265 52 259 44 255 13491 12270 47 262 49 266 45 256 40 249 12270 11170 43 264 40*265 39 256 37 246 11170 10179 37 265 33*265 34 259 35 250 10179 9288 30*262 30 266 31 263 32 259 9288 8490 28*259 30 266 30 265 30 269 8490 7776 26 257 29 267 29 268 28 277 7776 7127 25 257 29 268 28 269 26 284 7127 6545 25 257 28 269 27 270 25 292 6545 6054 24 256 28 269 26 270 23 297 6054 5672 23 257 27 269 25 271 20 299 5672 5408 22 256 26 270 23 271 14 299 5408 5246 21 256 24 269 21 270 10*297 5246 5154 17 256 20 269 15*270 5*290 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