DrJack's BLIPSPOT for: FRI 03/20 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 - - 1003z - - - - - 1601z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - 81.5 - - 86.5 - - - - - 68.1 Temp@2m Sfc.Heating - - - 407 - - 397 - - - - - -11 Sfc.Heating BL Depth - - - 3755 - - 10820 - - - - - 306 BL Depth Hcrit - - - 7458 - - 13125 - - - - - 5138 Hcrit BL Top - - - 8604 - - 15669 - - - - - 5155 BL Top Hgt.Variab. - - - 4067 - - 1704 - - - - - 117 Hgt.Variab. W* - - - 482 - - 681 - - - - - 0 W* B/S - - - 14 - - 60 - - - - - 0 B/S BL Wind - - - 6 - - 2 - - - - - 5 BL Wind Direction - - - 261 - - 342 - - - - - 205 Direction Wind Shear - - - 7 - - 12 - - - - - 0 Wind Shear Max.Converg - - - -6 - - -4 - - - - - -2 Max.Converg CLOUDpotent - - - -9796 - - -4869 - - - - - -11651 CLOUDpotentl sfcLCL - - - 18401 - - 20539 - - - - - 16807 sfcLCL ODpotential - - - -14629 - - -8266 - - - - - -18828 ODpotential blCL - - - 23233 - - 23935 - - - - - 23983 blCL maxRH - - - 19 - - 31 - - - - - 43 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 81.5 - - 86.5 - - - - - 68.1 Temp@2m DewPt@2m - - - 18.0 - - 12.7 - - - - - 13.2 DewPt@2m Temp@Bot - - - 78.6 - - 83.6 - - - - - 72.9 Temp@Bot DewPt@Bot - - - 17.9 - - 12.6 - - - - - 13.2 DewPt@bot Sfc.Heating - - - 407 - - 397 - - - - - -11 Sfc.Heating BL Depth - - - 3755 - - 10820 - - - - - 306 BL Depth EXPERIMENT - - - 0 - - 0 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 2 - - 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] 96957 37 248 34 264 29 270 96957 89655 18 271 22 262 22 279 89655 84045 4 242 13 251 12 293 84045 79456 6 110 11 242 6 308 79456 75520 8 063 1 139 3 049 75520 72040 10 083 5 098 8 048 72040 68888 12 077 7 089 5 043 68888 65990 9 051 8 077 7 040 65990 63322 3 261 7 042 6 066 63322 60762 2 037 11 051 11 079 60762 58100 12 009 17 031 12 052 58100 55337 15 352 18 016 13 056 55337 52684 13 339 17 358 17 054 52684 50279 10 011 14 003 22 026 50279 48122 19 020 16 032 23 007 48122 46177 22 009 22 014 22 021 46177 44401 27 001 25 356 27 026 44401 42758 31 000 29 354 30 010 42758 41224 36 003 31 360 28 005 41224 39780 40 004 31 003 28 010 39780 38418 43 006 32 005 26 017 38418 37109 45 008 36 008 21 023 37109 35790 48 009 40 009 20 030 35790 34435 50 009 42 011 22 036 34435 33047 50 009 43 014 28 036 33047 31615 50 009 44 015 35 030 31615 30130 50 007 45 013 40 027 30130 28593 50 008 46 012 40 029 28593 27003 46 011 43 012 37 029 27003 25370 39 013 38 011 37 029 25370 23698 36 011 34 016 39 029 23698 21980 33 013 33 023 38 026 21980 20209 29 012 32 026 33 030 20209 18418 20 016 26 022 27 035 18418 16705 15 044 11*029 10 015 16705 15148 17 054 8*025 7 008 15148 13754 15 050 7 024 7 354 13754 12501 8 053 6 019 7 340 12501 11370 6 033 4 011 7 324 11370 10350 6 024 2 324 8 310 10350 9431 4*018 2 281 8 299 9431 8608 2*335 2 262 9 287 8608 7869 4 283 3 252 9 275 7869 7197 7 260 3 246 9 262 7197 6594 8 257 4 241 10 249 6594 6085 8 255 4 239 10 237 6085 5690 8 252 4 237 10 224 5690 5417 8 251 4 237 10 212 5417 5250 8 251 4 235 7*205 5250 5155 7 251 4 235 5*205 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