DrJack's BLIPSPOT for: FRI 08/07 Montpelier_VT 1200ft pt43602@44.219,-72.589,1132ft SPONSORED BY: Moshe Braner, Post Mills Soaring Club BLIPSPOT sfc.temp. adjusted by +0.2 degF RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - - Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 83.2 - - 83.1 - - - Temp@2m Sfc.Heating - - - - - - 115 - - 34 - - - Sfc.Heating BL Depth - - - - - - 4791 - - 4589 - - - BL Depth Hcrit - - - - - - 4065 - - 2906 - - - Hcrit BL Top - - - - - - 5991 - - 5789 - - - BL Top Hgt.Variab. - - - - - - 2417 - - 2704 - - - Hgt.Variab. W* - - - - - - 357 - - 251 - - - W* B/S - - - - - - 13 - - 9 - - - B/S BL Wind - - - - - - 5 - - 5 - - - BL Wind Direction - - - - - - 308 - - 302 - - - Direction Wind Shear - - - - - - 3 - - 2 - - - Wind Shear Max.Converg - - - - - - 2 - - 4 - - - Max.Converg CLOUDpotent - - - - - - 938 - - 526 - - - CLOUDpotentl sfcLCL - - - - - - 5053 - - 5264 - - - sfcLCL ODpotential - - - - - - -796 - - -1172 - - - ODpotential blCL - - - - - - 6787 - - 6961 - - - blCL maxRH - - - - - - 90 - - 86 - - - maxRH CAPE - - - - - - 940 - - 780 - - - CAPE Temp@2m - - - - - - 83.2 - - 83.1 - - - Temp@2m DewPt@2m - - - - - - 65.2 - - 64.2 - - - DewPt@2m Temp@Bot - - - - - - 82.6 - - 83.4 - - - Temp@Bot DewPt@Bot - - - - - - 64.0 - - 63.0 - - - DewPt@bot Sfc.Heating - - - - - - 115 - - 34 - - - Sfc.Heating BL Depth - - - - - - 4791 - - 4589 - - - BL Depth EXPERIMENT - - - - - - 58 - - 43 - - - EXPERIMENT EXPERIMENT2 - - - - - - 12 - - 12 - - - 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] 99705 23 099 20 069 99705 92185 20 093 19 081 92185 86402 18 095 13 082 86402 81598 14 093 9 074 81598 77448 11 086 9 091 77448 73775 10 090 11 098 73775 70446 9 098 8 080 70446 67386 9 102 7 092 67386 64551 3 146 3 112 64551 61808 5 206 4 217 61808 58961 7 235 8 249 58961 56019 10 228 13 216 56019 53225 20 249 20 244 53225 50739 31 237 27 241 50739 48521 33 225 31 242 48521 46512 36 229 41 246 46512 44689 39 225 43 236 44689 43013 32 219 41 236 43013 41448 37 247 43 238 41448 39974 37 243 40 234 39974 38579 31 223 39 232 38579 37226 32 225 39 235 37226 35849 33 232 38 233 35849 34417 33 230 37 228 34417 32932 33 229 36 231 32932 31382 33 235 35 239 31382 29755 33 241 35 243 29755 28052 32 239 34 246 28052 26269 34 239 33 245 26269 24414 33 246 31 242 24414 22489 30 252 26 241 22489 20488 21 256 20 236 20488 18404 15 254 16 236 18404 16283 13 257 16 239 16283 14244 12 258 15 240 14244 12394 11 259 13 248 12394 10753 9 262 12 263 10753 9293 8 269 11 273 9293 7993 7 275 8 277 7993 6835 5*283 6 278 6835 5808 5*293 5*284 5808 4900 5 300 5*292 4900 4096 5 305 5 297 4096 3374 5 309 5 300 3374 2734 5 313 5 303 2734 2200 5 316 5 306 2200 1789 5 317 5 308 1789 1506 4 319 5 308 1506 1333 4 320 4 309 1333 1235 3 321 3 310 1235 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