DrJack's BLIPSPOT for: SAT 04/18 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 - - - 57.3 - - 62.8 - - - - - 51.6 Temp@2m Sfc.Heating - - - 617 - - 563 - - - - - -27 Sfc.Heating BL Depth - - - 2106 - - 3151 - - - - - 304 BL Depth Hcrit - - - 6283 - - 7078 - - - - - 5137 Hcrit BL Top - - - 6955 - - 8000 - - - - - 5153 BL Top Hgt.Variab. - - - 397 - - 783 - - - - - 2090 Hgt.Variab. W* - - - 457 - - 507 - - - - - 10 W* B/S - - - 4 - - 4 - - - - - 0 B/S BL Wind - - - 22 - - 21 - - - - - 14 BL Wind Direction - - - 043 - - 051 - - - - - 076 Direction Wind Shear - - - 6 - - 4 - - - - - 0 Wind Shear Max.Converg - - - -14 - - -11 - - - - - 2 Max.Converg CLOUDpotent - - - -3879 - - -5760 - - - - - -6109 CLOUDpotentl sfcLCL - - - 10835 - - 13761 - - - - - 11263 sfcLCL ODpotential - - - -9487 - - -11278 - - - - - -13621 ODpotential blCL - - - 16442 - - 19278 - - - - - 18774 blCL maxRH - - - 79 - - 86 - - - - - 80 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 57.3 - - 62.8 - - - - - 51.6 Temp@2m DewPt@2m - - - 28.2 - - 20.6 - - - - - 21.0 DewPt@2m Temp@Bot - - - 54.1 - - 59.8 - - - - - 52.1 Temp@Bot DewPt@Bot - - - 28.0 - - 20.5 - - - - - 21.0 DewPt@bot Sfc.Heating - - - 617 - - 563 - - - - - -27 Sfc.Heating BL Depth - - - 2106 - - 3151 - - - - - 304 BL Depth EXPERIMENT - - - 14 - - 44 - - - - - 20 EXPERIMENT EXPERIMENT2 - - - 4 - - 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] 97507 13 339 16 311 24 335 97507 90210 12 270 10 331 18 346 90210 84594 5 177 3 320 5 031 84594 79900 5 147 3 119 2 049 79900 75832 3 160 7 207 4 319 75832 72262 3 142 9 188 7 246 72262 69051 2 123 2 103 7 263 69051 66123 3 012 6 325 6 188 66123 63400 13 327 11 336 12 296 63400 60741 44 269 42 280 33 285 60741 57992 58 240 50 257 42 272 57992 55155 51 223 47 244 43 265 55155 52447 41 244 51 249 50 259 52447 50001 61 252 60 248 56 254 50001 47797 71 253 69 247 56 255 47797 45789 81 247 75 243 63 255 45789 43951 88 243 80 243 73 254 43951 42268 94 243 86 242 82 254 42268 40714 100 245 90 243 87 254 40714 39265 105 245 90 245 85 254 39265 37911 100 243 85 245 79 255 37911 36616 86 243 79 244 75 255 36616 35313 78 243 74 244 70 256 35313 33975 75 244 69 247 65 257 33975 32604 74 245 69 249 62 257 32604 31190 73 243 68 247 61 257 31190 29722 70 240 65 245 60 257 29722 28201 69 239 63 246 57 256 28201 26632 64 241 58 249 51 253 26632 25019 54 243 51 249 43 248 25019 23369 44 244 42 246 38 247 23369 21677 38 243 38 242 35 252 21677 19934 36 242 36 242 33 256 19934 18168 33 242 33 243 31 262 18168 16467 28 239 28 245 28 268 16467 14916 20 223 21 247 24 275 14916 13529 11 208 14 244 20 285 13529 12286 8 212 5 250 12 292 12286 11169 3 253 2 335 2 328 11169 10162 3 217 1 136 4 092 10162 9258 4 174 5 077 8 093 9258 8454 5 089 16*054 17 077 8454 7740 14 053 21*051 24 068 7740 7098 22*045 22 051 27 068 7098 6524 23*043 22 051 29 075 6524 6040 23 043 22 051 29 079 6040 5664 23 043 22 051 27 079 5664 5404 22 043 21 051 23 078 5404 5245 21 044 20 051 20 077 5245 5153 17 044 17 051 14*076 5153 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