DrJack's BLIPSPOT for: SUN 08/02 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 - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 77.1 - - 76.9 - - 74.6 Temp@2m Sfc.Heating - - - - - - 13 - - 21 - - -11 Sfc.Heating BL Depth - - - - - - 78 - - 77 - - 77 BL Depth Hcrit - - - - - - 770 - - 770 - - 770 Hcrit BL Top - - - - - - 787 - - 786 - - 786 BL Top Hgt.Variab. - - - - - - 3743 - - 3051 - - 1527 Hgt.Variab. W* - - - - - - 46 - - 53 - - 19 W* B/S - - - - - - 1 - - 1 - - 1 B/S BL Wind - - - - - - 7 - - 8 - - 5 BL Wind Direction - - - - - - 156 - - 154 - - 169 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -3 - - -3 - - -2 Max.Converg CLOUDpotent - - - - - - -1232 - - -772 - - -150 CLOUDpotentl sfcLCL - - - - - - 2019 - - 1558 - - 936 sfcLCL ODpotential - - - - - - -2062 - - -1321 - - -2016 ODpotential blCL - - - - - - 2849 - - 2107 - - 2802 blCL maxRH - - - - - - 99 - - 96 - - 91 maxRH CAPE - - - - - - 710 - - 1090 - - 920 CAPE Temp@2m - - - - - - 77.1 - - 76.9 - - 74.6 Temp@2m DewPt@2m - - - - - - 70.3 - - 72.0 - - 72.3 DewPt@2m Temp@Bot - - - - - - 76.9 - - 76.5 - - 74.9 Temp@Bot DewPt@Bot - - - - - - 70.0 - - 71.7 - - 72.1 DewPt@bot Sfc.Heating - - - - - - 13 - - 21 - - -11 Sfc.Heating BL Depth - - - - - - 78 - - 77 - - 77 BL Depth EXPERIMENT - - - - - - 95 - - 83 - - 63 EXPERIMENT EXPERIMENT2 - - - - - - 16 - - 17 - - 18 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] 99410 35 089 33 094 30 068 99410 91932 37 094 32 081 29 078 91932 86201 35 090 31 084 29 075 86201 81431 30 085 29 090 26 073 81431 77302 25 082 26 085 24 087 77302 73649 22 090 20 081 23 095 73649 70345 22 101 14 087 17 092 70345 67316 19 105 12 102 9 097 67316 64517 11 112 11 115 7 102 64517 61802 4 141 7 122 10 139 61802 58975 6 202 4 178 5 156 58975 56060 12 211 11 202 7 202 56060 53299 19 218 17 221 12 216 53299 50845 28 222 26 231 19 217 50845 48666 37 212 36 221 32 231 48666 46696 39 199 41 209 44 215 46696 44884 36 199 44 198 45 207 44884 43191 36 198 39 198 42 212 43191 41606 37 196 36 215 44 218 41606 40119 41 216 46 218 45 215 40119 38712 47 226 43 217 43 209 38712 37344 48 220 42 216 39 210 37344 35945 44 213 44 208 39 209 35945 34488 41 213 43 203 40 204 34488 32979 40 215 43 207 40 203 32979 31403 39 211 44 209 39 201 31403 29743 37 211 40 205 39 195 29743 27999 36 219 36 200 37 189 27999 26177 37 217 33 197 36 193 26177 24283 35 206 28 199 35 205 24283 22317 33 201 26 207 34 213 22317 20279 32 205 27 211 29 227 20279 18164 30 207 28 214 25 231 18164 16008 31 204 27 227 24 234 16008 13934 31 201 27 229 22 229 13934 12051 30 201 26 224 21 219 12051 10380 29 199 22 220 23 212 10380 8896 29 194 20 212 26 208 8896 7576 28 186 23 204 26 202 7576 6404 27 178 26 195 26 197 6404 5366 26 171 27 184 27 198 5366 4450 25 165 26 178 27 200 4450 3642 23 163 24 174 26 202 3642 2918 20 161 21 169 25 200 2918 2278 18 161 19 167 22 197 2278 1745 15 160 16 161 19 191 1745 1336 14 158 15 158 15 181 1336 1055 12 158 13 156 12 175 1055 884 10*157 11 155 9 172 884 786 7*156 8*154 5*169 786 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