DrJack's BLIPSPOT for: SUN 04/19 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 - - - 58.9 - - 62.8 - - - - - 52.2 Temp@2m Sfc.Heating - - - 554 - - 496 - - - - - 5 Sfc.Heating BL Depth - - - 2665 - - 3298 - - - - - 305 BL Depth Hcrit - - - 6692 - - 7159 - - - - - 5137 Hcrit BL Top - - - 7514 - - 8147 - - - - - 5154 BL Top Hgt.Variab. - - - 858 - - 994 - - - - - 1185 Hgt.Variab. W* - - - 476 - - 493 - - - - - 48 W* B/S - - - 6 - - 6 - - - - - 1 B/S BL Wind - - - 15 - - 14 - - - - - 9 BL Wind Direction - - - 116 - - 116 - - - - - 124 Direction Wind Shear - - - 3 - - 3 - - - - - 0 Wind Shear Max.Converg - - - 4 - - 3 - - - - - 1 Max.Converg CLOUDpotent - - - -1194 - - -2248 - - - - - -3416 CLOUDpotentl sfcLCL - - - 8709 - - 10396 - - - - - 8571 sfcLCL ODpotential - - - -6067 - - -6428 - - - - - -10870 ODpotential blCL - - - 13581 - - 14575 - - - - - 16024 blCL maxRH - - - 95 - - 94 - - - - - 91 maxRH CAPE - - - 0 - - 50 - - - - - 20 CAPE Temp@2m - - - 58.9 - - 62.8 - - - - - 52.2 Temp@2m DewPt@2m - - - 38.7 - - 35.2 - - - - - 33.0 DewPt@2m Temp@Bot - - - 55.6 - - 59.7 - - - - - 52.1 Temp@Bot DewPt@Bot - - - 38.6 - - 35.2 - - - - - 33.0 DewPt@bot Sfc.Heating - - - 554 - - 496 - - - - - 5 Sfc.Heating BL Depth - - - 2665 - - 3298 - - - - - 305 BL Depth EXPERIMENT - - - 78 - - 76 - - - - - 66 EXPERIMENT EXPERIMENT2 - - - 6 - - 5 - - - - - 5 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] 97496 10 280 12 272 18 305 97496 90184 10 289 5 293 8 316 90184 84532 6 186 5 174 5 003 84532 79826 7 140 3 157 4 056 79826 75763 2 134 3 335 6 044 75763 72199 3 179 5 230 7 335 72199 69015 5 013 1 359 5 248 69015 66104 15 318 8 300 16 240 66104 63403 24 293 16 295 12 252 63403 60805 25 279 22 287 15 308 60805 58130 29 277 28 274 24 300 58130 55381 33 273 33 271 31 287 55381 52757 36 288 35 278 35 283 52757 50365 48 287 42 280 36 287 50365 48190 57 282 48 279 42 279 48190 46191 61 279 56 276 44 269 46191 44340 67 273 60 269 46 266 44340 42613 70 271 61 268 52 266 42613 40995 74 267 64 266 58 265 40995 39476 78 263 70 261 61 261 39476 38056 81 260 74 255 59 257 38056 36712 79 256 70 250 55 252 36712 35381 69 256 59 243 50 252 35381 34031 64 253 53 240 43 250 34031 32658 60 253 45 240 41 243 32658 31245 50 257 40 244 42 237 31245 29781 43 262 35 248 43 241 29781 28264 37 259 32 246 43 248 28264 26695 32 259 31 242 41 248 26695 25080 30 256 30 239 37 248 25080 23423 32 249 31 241 33 254 23423 21724 35 243 35 246 26 261 21724 19975 35 242 33 247 20 264 19975 18206 29 240 26 248 17 257 18206 16503 17 222 22 237 16 244 16503 14950 10 197 19 195 15 238 14950 13560 8 176 18 166 15 241 13560 12315 11 149 17 162 17 242 12315 11195 14 150 17 169 16 236 11195 10188 14 160 17 171 14 219 10188 9285 14 160 14 160 12 196 9285 8480 14 147 12*134 11 179 8480 7761 15*129 13*123 13 168 7761 7110 15*120 14 118 17 149 7110 6528 16 117 14 116 22 136 6528 6041 16 116 15 115 20 130 6041 5665 15 114 14 113 16 128 5665 5404 15 112 14 112 14 126 5404 5245 14 112 13 112 12*126 5245 5154 13 111 12 111 9*124 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