DrJack's BLIPSPOT for: THU 08/06 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 - - - - - - 0659z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 86.9 - - 85.6 - - 79.8 Temp@2m Sfc.Heating - - - - - - 111 - - 37 - - -2 Sfc.Heating BL Depth - - - - - - 78 - - 78 - - 78 BL Depth Hcrit - - - - - - 771 - - 771 - - 770 Hcrit BL Top - - - - - - 787 - - 787 - - 787 BL Top Hgt.Variab. - - - - - - 6804 - - 6292 - - 4064 Hgt.Variab. W* - - - - - - 89 - - 66 - - 19 W* B/S - - - - - - 6 - - 3 - - 2 B/S BL Wind - - - - - - 3 - - 4 - - 2 BL Wind Direction - - - - - - 241 - - 242 - - 222 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 0 - - 1 - - 0 Max.Converg CLOUDpotent - - - - - - -3773 - - -2752 - - -730 CLOUDpotentl sfcLCL - - - - - - 4560 - - 3539 - - 1517 sfcLCL ODpotential - - - - - - -4193 - - -3553 - - -1576 ODpotential blCL - - - - - - 4980 - - 4340 - - 2363 blCL maxRH - - - - - - 89 - - 90 - - 94 maxRH CAPE - - - - - - 1470 - - 2450 - - 3130 CAPE Temp@2m - - - - - - 86.9 - - 85.6 - - 79.8 Temp@2m DewPt@2m - - - - - - 69.5 - - 72.5 - - 75.3 DewPt@2m Temp@Bot - - - - - - 85.7 - - 84.9 - - 79.9 Temp@Bot DewPt@Bot - - - - - - 68.4 - - 71.4 - - 74.8 DewPt@bot Sfc.Heating - - - - - - 111 - - 37 - - -2 Sfc.Heating BL Depth - - - - - - 78 - - 78 - - 78 BL Depth EXPERIMENT - - - - - - 58 - - 60 - - 78 EXPERIMENT EXPERIMENT2 - - - - - - 15 - - 17 - - 19 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] 99520 42 091 30 073 26 067 99520 92021 29 081 33 088 31 065 92021 86221 26 070 32 091 28 075 86221 81406 28 072 22 078 29 083 81406 77286 28 084 17 054 26 080 77286 73663 25 087 15 058 21 070 73663 70381 19 098 15 088 14 067 70381 67355 16 095 17 105 9 070 67355 64544 10 097 17 112 10 098 64544 61834 9 118 10 106 13 100 61834 59033 9 149 1 231 6 110 59033 56150 16 153 12 212 9 203 56150 53412 13 168 15 192 15 211 53412 50956 19 176 18 168 16 202 50956 48760 15 162 15 149 14 177 48760 46767 12 172 16 137 14 152 46767 44933 20 159 22 136 20 146 44933 43237 27 148 28 140 21 156 43237 41665 31 149 30 148 22 168 41665 40195 34 154 27 155 19 172 40195 38806 33 156 24 160 12 160 38806 37456 31 156 20 160 8 173 37456 36077 27 159 18 159 9 177 36077 34637 25 164 17 166 9 178 34637 33142 26 166 16 184 12 180 33142 31578 27 170 17 178 16 188 31578 29934 28 178 20 182 21 199 29934 28209 26 196 18 191 22 202 28209 26402 25 203 19 189 23 199 26402 24512 26 209 23 193 24 203 24512 22544 25 213 25 200 24 212 22544 20493 26 215 29 207 24 215 20493 18355 28 216 29 217 22 217 18355 16174 28 218 25 226 18 223 16174 14072 27 222 25 229 11 241 14072 12165 25 227 23 234 12 246 12165 10473 22 232 18 237 14 245 10473 8974 19 234 14 237 12 247 8974 7640 15 231 13 232 10 253 7640 6457 12 226 11 227 9 250 6457 5409 9 222 8 220 8 241 5409 4486 5 218 6 217 6 228 4486 3671 5 219 6 218 5 219 3671 2941 4 223 5 222 5 213 2941 2295 4 227 5 228 5 216 2295 1756 4 231 5 233 5 215 1756 1343 3 235 5 236 4 216 1343 1059 3 237 5 239 4 218 1059 886 3*239 4 240 3*219 886 787 3*241 4*242 2*222 787 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