DrJack's BLIPSPOT for: FRI 08/28 Garner_VA 80ft pt30347@-76.630,36.871,32ft BLIPSPOT sfc.temp. adjusted by +0.2 degF SPONSORED BY: Tidewater Soaring Society RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 79.9 - - 84.8 - - - Temp@2m Sfc.Heating - - - - - - 156 - - 37 - - - Sfc.Heating BL Depth - - - - - - 2307 - - 2257 - - - BL Depth Hcrit - - - - - - 1224 - - 84 - - - Hcrit BL Top - - - - - - 2387 - - 2337 - - - BL Top Hgt.Variab. - - - - - - 1159 - - 3631 - - - Hgt.Variab. W* - - - - - - 292 - - 187 - - - W* B/S - - - - - - 8 - - 11 - - - B/S BL Wind - - - - - - 7 - - 3 - - - BL Wind Direction - - - - - - 215 - - 227 - - - Direction Wind Shear - - - - - - 3 - - 4 - - - Wind Shear Max.Converg - - - - - - -3 - - -4 - - - Max.Converg CLOUDpotent - - - - - - 415 - - -858 - - - CLOUDpotentl sfcLCL - - - - - - 1972 - - 3195 - - - sfcLCL ODpotential - - - - - - 367 - - -2209 - - - ODpotential blCL - - - - - - 2020 - - 4546 - - - blCL maxRH - - - - - - 97 - - 88 - - - maxRH CAPE - - - - - - 1100 - - 1760 - - - CAPE Temp@2m - - - - - - 79.9 - - 84.8 - - - Temp@2m DewPt@2m - - - - - - 71.3 - - 71.0 - - - DewPt@2m Temp@Bot - - - - - - 79.0 - - 84.7 - - - Temp@Bot DewPt@Bot - - - - - - 70.8 - - 70.4 - - - DewPt@bot Sfc.Heating - - - - - - 156 - - 37 - - - Sfc.Heating BL Depth - - - - - - 2307 - - 2257 - - - BL Depth EXPERIMENT - - - - - - 87 - - 52 - - - EXPERIMENT EXPERIMENT2 - - - - - - 16 - - 16 - - - 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] 98980 23 101 26 096 98980 91582 25 088 23 087 91582 85886 27 078 20 088 85886 81132 22 072 17 075 81132 77014 13 091 15 082 77014 73363 12 117 9 067 73363 70070 12 124 5 087 70070 67059 13 138 5 152 67059 64266 10 144 8 159 64266 61564 4 158 6 211 61564 58752 10 237 14 210 58752 55849 20 232 23 223 55849 53110 35 241 32 236 53110 50668 42 233 41 231 50668 48487 47 233 47 231 48487 46506 56 228 53 233 46506 44694 62 224 62 225 44694 43026 69 216 71 217 43026 41469 67 214 69 214 41469 39998 66 215 66 212 39998 38601 64 211 65 209 38601 37239 62 212 64 211 37239 35845 60 213 63 214 35845 34389 58 210 63 215 34389 32875 59 210 61 214 32875 31289 54 217 56 211 31289 29616 44 219 47 210 29616 27857 39 218 46 223 27857 26018 36 216 44 229 26018 24101 37 220 40 228 24101 22109 36 229 35 235 22109 20034 30 230 29 240 20034 17870 25 236 23 243 17870 15665 18 251 16 255 15665 13540 12 254 9 257 13540 11608 10 264 9 290 11608 9892 11 267 8 300 9892 8371 13 272 9 304 8371 7020 10 281 9 316 7020 5821 8 282 8 319 5821 4761 7 270 8 313 4761 3827 7 265 6 299 3827 3004 7*248 5*281 3004 2267 7*232 4*258 2267 1617 7 218 3 236 1617 1075 7 213 3 224 1075 659 7 210 3 212 659 373 7 206 3 204 373 200 6 206 2 201 200 100 5 205 2 197 100 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