DrJack's BLIPSPOT for: THU 08/20 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 - - - - - - 1000z - - - - - 1602z Update Time FCST PERIOD - - - - - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - - - - 94.4 - - - - - 79.9 Temp@2m Sfc.Heating - - - - - - 482 - - - - - -24 Sfc.Heating BL Depth - - - - - - 11119 - - - - - 306 BL Depth Hcrit - - - - - - 13481 - - - - - 5139 Hcrit BL Top - - - - - - 15968 - - - - - 5155 BL Top Hgt.Variab. - - - - - - 2738 - - - - - 2339 Hgt.Variab. W* - - - - - - 734 - - - - - 11 W* B/S - - - - - - 21 - - - - - 0 B/S BL Wind - - - - - - 6 - - - - - 7 BL Wind Direction - - - - - - 076 - - - - - 124 Direction Wind Shear - - - - - - 5 - - - - - 0 Wind Shear Max.Converg - - - - - - -5 - - - - - 1 Max.Converg CLOUDpotent - - - - - - -1404 - - - - - -6362 CLOUDpotentl sfcLCL - - - - - - 17373 - - - - - 11518 sfcLCL ODpotential - - - - - - -3471 - - - - - -10574 ODpotential blCL - - - - - - 19439 - - - - - 15729 blCL maxRH - - - - - - 52 - - - - - 75 maxRH CAPE - - - - - - 0 - - - - - 510 CAPE Temp@2m - - - - - - 94.4 - - - - - 79.9 Temp@2m DewPt@2m - - - - - - 35.3 - - - - - 47.5 DewPt@2m Temp@Bot - - - - - - 91.2 - - - - - 81.4 Temp@Bot DewPt@Bot - - - - - - 35.1 - - - - - 47.5 DewPt@bot Sfc.Heating - - - - - - 482 - - - - - -24 Sfc.Heating BL Depth - - - - - - 11119 - - - - - 306 BL Depth EXPERIMENT - - - - - - 0 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 5 - - - - - 8 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] 98873 27 094 42 077 98873 91460 38 102 36 097 91460 85745 38 102 36 102 85745 80995 32 097 33 090 80995 76905 30 101 25 087 76905 73285 28 104 22 088 73285 70000 23 107 23 095 70000 66993 22 114 23 086 66993 64238 22 105 17 083 64238 61596 22 087 16 083 61596 58863 20 077 18 077 58863 56049 14 087 16 056 56049 53371 9 087 10 030 53371 50956 6 027 8 029 50956 48783 18 057 12 055 48783 46812 25 039 21 052 46812 45015 29 044 27 050 45015 43351 29 052 27 051 43351 41790 33 055 26 052 41790 40318 34 059 26 060 40318 38933 35 057 29 055 38933 37602 36 061 29 050 37602 36259 36 072 29 057 36259 34878 32 079 30 069 34878 33464 26 075 31 075 33464 32005 23 074 30 071 32005 30495 21 077 27 061 30495 28934 17 071 26 057 28934 27327 14 060 24 060 27327 25675 13 051 20 070 25675 23983 13 048 20 079 23983 22249 13 047 23 079 22249 20463 12 050 23 071 20463 18653 10 041 19 053 18653 16912 7*041 16 027 16912 15324 5*049 15 353 15324 13902 4 055 14 334 13902 12625 4 060 10 334 12625 11474 5 067 6 011 11474 10436 5 075 8 055 10436 9502 6 080 8 078 9502 8664 7 082 9 111 8664 7912 8 084 12 129 7912 7230 9 085 17 133 7230 6618 9 086 23 131 6618 6102 9 085 24 131 6102 5701 9 086 22 130 5701 5423 9 086 17 129 5423 5253 9 086 14 126 5253 5155 8 086 7*124 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