DrJack's BLIPSPOT for: SUN 04/12 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 - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 51.4 - - 52.4 - - - Temp@2m Sfc.Heating - - - - - - 266 - - 76 - - - Sfc.Heating BL Depth - - - - - - 3614 - - 4459 - - - BL Depth Hcrit - - - - - - 3529 - - 3391 - - - Hcrit BL Top - - - - - - 4814 - - 5659 - - - BL Top Hgt.Variab. - - - - - - 942 - - 954 - - - Hgt.Variab. W* - - - - - - 405 - - 290 - - - W* B/S - - - - - - 9 - - 4 - - - B/S BL Wind - - - - - - 8 - - 13 - - - BL Wind Direction - - - - - - 163 - - 200 - - - Direction Wind Shear - - - - - - 4 - - 8 - - - Wind Shear Max.Converg - - - - - - -3 - - -3 - - - Max.Converg CLOUDpotent - - - - - - -1531 - - -1108 - - - CLOUDpotentl sfcLCL - - - - - - 6346 - - 6767 - - - sfcLCL ODpotential - - - - - - -8964 - - -8274 - - - ODpotential blCL - - - - - - 13778 - - 13933 - - - blCL maxRH - - - - - - 83 - - 100 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 51.4 - - 52.4 - - - Temp@2m DewPt@2m - - - - - - 28.2 - - 27.3 - - - DewPt@2m Temp@Bot - - - - - - 50.1 - - 52.2 - - - Temp@Bot DewPt@Bot - - - - - - 27.0 - - 26.1 - - - DewPt@bot Sfc.Heating - - - - - - 266 - - 76 - - - Sfc.Heating BL Depth - - - - - - 3614 - - 4459 - - - BL Depth EXPERIMENT - - - - - - 34 - - 99 - - - EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 3 - - - 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] 96663 28 229 38 238 96663 89331 35 237 35 236 89331 83698 36 242 46 245 83698 79035 32 256 44 249 79035 74997 39 256 42 259 74997 71430 43 254 49 265 71430 68226 47 264 51 267 68226 65283 50 267 52 271 65283 62544 54 268 58 271 62544 59882 53 268 55 274 59882 57097 53 274 55 279 57097 54202 56 285 59 284 54202 51446 66 289 63 288 51446 48976 68 285 63 287 48976 46765 62 284 61 283 46765 44765 61 290 61 291 44765 42954 70 294 73 294 42954 41304 73 294 82 291 41304 39780 79 298 80 294 39780 38365 96 305 93 303 38365 37041 105 304 102 303 37041 35758 100 299 101 303 35758 34449 97 294 88 302 34449 33089 92 295 83 295 33089 31678 86 296 77 289 31678 30200 85 293 74 287 30200 28641 78 294 69 282 28641 27003 64 295 62 278 27003 25285 55 283 58 279 25285 23489 54 276 55 275 23489 21619 53 276 52 269 21619 19671 47 285 50 265 19671 17641 43 282 48 263 17641 15571 43 277 42 265 15571 13585 35 276 36 269 13585 11790 25 269 40 272 11790 10206 18 261 44 267 10206 8803 11 254 38 262 8803 7559 8 235 27 251 7559 6461 7 199 18*217 6461 5496 9*173 15*197 5496 4647 8*165 14 197 4647 3896 8 165 14 198 3896 3223 8 164 13 199 3223 2627 8 162 13 201 2627 2130 8 161 12 202 2130 1747 7 160 12 203 1747 1484 7 160 11 204 1484 1324 6 159 9 205 1324 1233 5 159 7 205 1233 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