DrJack's BLIPSPOT for: TUE 05/26 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 - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 70.2 - - 70.0 - - 68.9 Temp@2m Sfc.Heating - - - - - - 8 - - 4 - - -4 Sfc.Heating BL Depth - - - - - - 77 - - 77 - - 77 BL Depth Hcrit - - - - - - 770 - - 770 - - 769 Hcrit BL Top - - - - - - 786 - - 786 - - 786 BL Top Hgt.Variab. - - - - - - 2696 - - 2181 - - 1484 Hgt.Variab. W* - - - - - - 39 - - 32 - - 5 W* B/S - - - - - - 4 - - 2 - - 0 B/S BL Wind - - - - - - 2 - - 2 - - 3 BL Wind Direction - - - - - - 190 - - 155 - - 161 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 0 - - -1 - - -2 Max.Converg CLOUDpotent - - - - - - -622 - - -286 - - -1 CLOUDpotentl sfcLCL - - - - - - 1408 - - 1072 - - 787 sfcLCL ODpotential - - - - - - -1073 - - -663 - - -1276 ODpotential blCL - - - - - - 1859 - - 1449 - - 2062 blCL maxRH - - - - - - 98 - - 100 - - 93 maxRH CAPE - - - - - - 120 - - 180 - - 170 CAPE Temp@2m - - - - - - 70.2 - - 70.0 - - 68.9 Temp@2m DewPt@2m - - - - - - 66.5 - - 67.7 - - 67.7 DewPt@2m Temp@Bot - - - - - - 69.9 - - 69.6 - - 69.4 Temp@Bot DewPt@Bot - - - - - - 66.1 - - 67.4 - - 67.7 DewPt@bot Sfc.Heating - - - - - - 8 - - 4 - - -4 Sfc.Heating BL Depth - - - - - - 77 - - 77 - - 77 BL Depth EXPERIMENT - - - - - - 92 - - 98 - - 71 EXPERIMENT EXPERIMENT2 - - - - - - 14 - - 15 - - 15 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] 98653 11 078 10 052 12 020 98653 91161 13 088 12 072 8 058 91161 85410 15 088 12 073 10 071 85410 80642 12 092 12 074 13 079 80642 76530 14 111 10 091 10 058 76530 72905 11 096 6 103 8 045 72905 69636 8 098 3 074 9 030 69636 66640 8 058 6 098 4 006 66640 63873 9 331 9 002 8 357 63873 61206 11 270 12 285 12 317 61206 58434 12 273 16 274 16 283 58434 55568 27 283 24 289 23 286 55568 52851 38 260 36 270 33 278 52851 50429 45 248 49 246 46 262 50429 48287 53 249 53 245 57 250 48287 46365 62 249 62 250 67 244 46365 44603 63 249 65 250 65 245 44603 42960 62 251 60 252 61 251 42960 41412 59 250 58 253 58 256 41412 39948 57 249 58 249 56 255 39948 38559 56 248 60 245 52 253 38559 37207 54 250 58 244 50 251 37207 35826 52 254 53 250 49 249 35826 34386 52 257 52 255 49 246 34386 32891 52 258 50 256 50 251 32891 31325 53 255 48 254 49 256 31325 29677 53 254 47 252 48 252 29677 27949 52 256 46 252 48 247 27949 26139 41 254 43 252 44 247 26139 24251 38 248 41 253 40 251 24251 22289 37 246 37 248 37 252 22289 20248 33 239 34 249 39 253 20248 18123 26 237 29 250 38 250 18123 15959 18 244 25 250 33 249 15959 13881 15 249 19 257 29 252 13881 11998 13 245 15 256 25 258 11998 10327 10 248 13 249 16 262 10327 8846 8 250 12 244 12 261 8846 7530 8 243 10 237 11 252 7530 6362 10 232 10 239 12 246 6362 5327 11 224 11 235 13 246 5327 4416 9 211 11 218 15 241 4416 3611 6 189 9 198 15 233 3611 2893 4 162 8 189 13 225 2893 2260 4 159 7 183 12 214 2260 1733 3 167 5 173 10 197 1733 1329 3 176 4 162 8 181 1329 1051 2 183 4 158 7 174 1051 882 2*186 3 157 5*169 882 786 2*190 2*155 3*161 786 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