DrJack's BLIPSPOT for: FRI 09/04 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 = 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 - - - - - - 70.0 - - 68.0 - - 63.5 Temp@2m Sfc.Heating - - - - - - 148 - - 55 - - -16 Sfc.Heating BL Depth - - - - - - 3150 - - 3097 - - 34 BL Depth Hcrit - - - - - - 2965 - - 2158 - - 1217 Hcrit BL Top - - - - - - 4350 - - 4297 - - 1234 BL Top Hgt.Variab. - - - - - - 2246 - - 2182 - - 3941 Hgt.Variab. W* - - - - - - 328 - - 239 - - 15 W* B/S - - - - - - 4 - - 2 - - 1 B/S BL Wind - - - - - - 15 - - 17 - - 4 BL Wind Direction - - - - - - 301 - - 298 - - 294 Direction Wind Shear - - - - - - 8 - - 11 - - 0 Wind Shear Max.Converg - - - - - - 9 - - 5 - - 1 Max.Converg CLOUDpotent - - - - - - 1087 - - 827 - - -654 CLOUDpotentl sfcLCL - - - - - - 3263 - - 3470 - - 1888 sfcLCL ODpotential - - - - - - 167 - - -292 - - -1673 ODpotential blCL - - - - - - 4183 - - 4589 - - 2907 blCL maxRH - - - - - - 92 - - 90 - - 99 maxRH CAPE - - - - - - 240 - - 110 - - 100 CAPE Temp@2m - - - - - - 70.0 - - 68.0 - - 63.5 Temp@2m DewPt@2m - - - - - - 59.6 - - 56.8 - - 59.2 DewPt@2m Temp@Bot - - - - - - 69.3 - - 67.9 - - 64.8 Temp@Bot DewPt@Bot - - - - - - 58.6 - - 56.1 - - 58.9 DewPt@bot Sfc.Heating - - - - - - 148 - - 55 - - -16 Sfc.Heating BL Depth - - - - - - 3150 - - 3097 - - 34 BL Depth EXPERIMENT - - - - - - 67 - - 60 - - 97 EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 9 - - 11 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] 99065 17 178 7 243 5 282 99065 91602 10 176 6 248 3 319 91602 85827 6 220 6 241 3 263 85827 81024 9 264 3 252 3 216 81024 76884 8 228 7 246 8 315 76884 73242 3 147 6 202 7 294 73242 69953 3 342 4 313 5 326 69953 66922 3 058 3 256 6 306 66922 64110 12 328 6 317 6 288 64110 61384 14 297 16 304 10 294 61384 58533 21 286 24 290 21 311 58533 55571 27 278 27 289 31 300 55571 52749 29 273 32 285 35 294 52749 50219 31 276 37 279 39 288 50219 47963 39 285 44 280 47 281 47963 45925 48 288 48 285 49 279 45925 44066 57 301 52 294 55 286 44066 42353 73 287 71 290 67 289 42353 40758 78 277 71 287 76 287 40758 39265 74 275 70 286 83 286 39265 37861 64 283 72 283 90 285 37861 36507 67 289 74 283 91 284 36507 35134 72 283 76 285 84 282 35134 33709 75 279 76 285 82 282 33709 32235 76 281 71 285 76 281 32235 30699 75 284 66 284 70 281 30699 29095 75 289 63 285 61 287 29095 27421 73 291 66 286 59 288 27421 25674 64 291 65 288 60 286 25674 23852 53 289 56 288 57 286 23852 21960 44 287 45 286 50 289 21960 19996 38 289 39 283 42 293 19996 17957 35 293 36 285 35 298 17957 15887 32 296 33 290 29 303 15887 13894 29 300 30 296 26 312 13894 12081 26 303 29 300 25 308 12081 10472 19 301 24 296 22 303 10472 9045 17 298 17 281 22 303 9045 7776 15 290 17 272 21 303 7776 6649 15 288 19 279 19 303 6649 5650 16 294 20 289 19 303 5650 4772 16*297 20*294 19 306 4772 3995 16*299 20*296 18 308 3995 3298 16 301 19 297 18 309 3298 2680 16 301 19 298 17 307 2680 2165 15 302 18 298 16 305 2165 1768 14 303 17 299 14 302 1768 1495 13 303 15 299 12 300 1495 1329 12 303 13 299 9*298 1329 1234 8 304 8 299 4*294 1234 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