DrJack's BLIPSPOT for: THU 09/24 FrontRoyal_VA 709ft pt33650@38.996,-78.097,836ft BLIPSPOT sfc.temp. adjusted by -0.4 degF SPONSORED BY: Skyline Soaring Club RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0955z - - 1000z - - 1332z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 59.8 - - 60.9 - - 53.7 Temp@2m Sfc.Heating - - - - - - 153 - - 38 - - -8 Sfc.Heating BL Depth - - - - - - 3084 - - 76 - - 76 BL Depth Hcrit - - - - - - 2409 - - 769 - - 768 Hcrit BL Top - - - - - - 3793 - - 785 - - 785 BL Top Hgt.Variab. - - - - - - 893 - - 4284 - - 2846 Hgt.Variab. W* - - - - - - 322 - - 62 - - 11 W* B/S - - - - - - 5 - - 2 - - 1 B/S BL Wind - - - - - - 12 - - 7 - - 3 BL Wind Direction - - - - - - 040 - - 034 - - 033 Direction Wind Shear - - - - - - 5 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -2 - - 2 - - 0 Max.Converg CLOUDpotent - - - - - - 432 - - -3024 - - -1089 CLOUDpotentl sfcLCL - - - - - - 3361 - - 3809 - - 1874 sfcLCL ODpotential - - - - - - -102 - - -3147 - - -2424 ODpotential blCL - - - - - - 3895 - - 3932 - - 3209 blCL maxRH - - - - - - 89 - - 89 - - 74 maxRH CAPE - - - - - - 10 - - 10 - - 0 CAPE Temp@2m - - - - - - 59.8 - - 60.9 - - 53.7 Temp@2m DewPt@2m - - - - - - 48.1 - - 47.3 - - 48.6 DewPt@2m Temp@Bot - - - - - - 58.5 - - 60.2 - - 55.0 Temp@Bot DewPt@Bot - - - - - - 47.0 - - 46.3 - - 48.1 DewPt@bot Sfc.Heating - - - - - - 153 - - 38 - - -8 Sfc.Heating BL Depth - - - - - - 3084 - - 76 - - 76 BL Depth EXPERIMENT - - - - - - 58 - - 56 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 7 - - 7 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 98682 9 126 5 203 3 057 98682 91282 8 123 3 115 7 006 91282 85560 5 145 5 105 3 018 85560 80797 10 150 6 138 2 176 80797 76690 9 109 4 096 5 152 76690 73071 3 060 7 341 6 079 73071 69806 4 043 4 348 8 028 69806 66821 3 077 2 057 13 335 66821 64071 5 027 6 101 10 305 64071 61416 9 331 5 042 3 277 61416 58639 7 301 12 335 4 359 58639 55746 6 241 18 292 13 319 55746 52992 3 196 14 261 15 298 52992 50521 5 315 6 235 10 282 50521 48302 9 285 5 262 5 299 48302 46273 9 255 8 252 5 309 46273 44397 8 244 10 225 5 293 44397 42654 11 242 9 201 4 250 42654 41033 16 220 9 175 12 217 41033 39521 22 188 16 186 21 196 39521 38109 33 175 28 184 33 181 38109 36754 40 176 33 182 47 177 36754 35380 43 179 36 182 54 174 35380 33951 38 180 34 183 57 174 33951 32467 27 180 20 185 49 176 32467 30920 18 174 8 159 14 172 30920 29301 12 150 11 109 7 049 29301 27606 10 119 11 102 9 048 27606 25828 9 096 9 078 13 047 25828 23965 8 068 11 053 16 039 23965 22023 9 059 12 039 17 054 22023 19997 12 067 11 050 14 052 19997 17885 9 066 8 036 12 022 17885 15724 7 058 11 009 12 010 15724 13639 9 027 14 011 13 009 13639 11755 9 040 12 020 16 003 11755 10095 15 068 15 046 14 016 10095 8626 22 068 21 054 16 046 8626 7324 25 064 23 053 19 054 7324 6173 25 062 22 051 21 054 6173 5164 19 059 16 039 24 045 5164 4283 13*045 14 038 22 039 4283 3510 13*043 13 037 18 033 3510 2819 12 042 13 037 15 032 2819 2209 12 040 13 036 14 036 2209 1700 12 039 12 036 13 040 1700 1310 11 038 12 036 12 042 1310 1041 10 038 11 035 10 041 1041 878 9 037 10*035 7*038 878 785 7 036 7*034 3*033 785 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 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography