DrJack's BLIPSPOT for: SUN 04/27 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 - - - - - - 0659z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 39.9 - - 43.0 - - 45.1 Temp@2m Sfc.Heating - - - - - - 116 - - 11 - - -72 Sfc.Heating BL Depth - - - - - - 1593 - - 877 - - 32 BL Depth Hcrit - - - - - - 1672 - - 1216 - - 1216 Hcrit BL Top - - - - - - 2793 - - 2077 - - 1232 BL Top Hgt.Variab. - - - - - - 2113 - - 2036 - - 2579 Hgt.Variab. W* - - - - - - 237 - - 97 - - 15 W* B/S - - - - - - 2 - - 1 - - 0 B/S BL Wind - - - - - - 24 - - 20 - - 8 BL Wind Direction - - - - - - 323 - - 319 - - 314 Direction Wind Shear - - - - - - 18 - - 15 - - 0 Wind Shear Max.Converg - - - - - - 10 - - 10 - - 3 Max.Converg CLOUDpotent - - - - - - 1077 - - 262 - - -493 CLOUDpotentl sfcLCL - - - - - - 1716 - - 1815 - - 1725 sfcLCL ODpotential - - - - - - 605 - - -326 - - -2271 ODpotential blCL - - - - - - 2188 - - 2403 - - 3503 blCL maxRH - - - - - - 100 - - 100 - - 78 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 39.9 - - 43.0 - - 45.1 Temp@2m DewPt@2m - - - - - - 36.7 - - 39.5 - - 42.0 DewPt@2m Temp@Bot - - - - - - 39.6 - - 43.3 - - 47.7 Temp@Bot DewPt@Bot - - - - - - 36.0 - - 39.0 - - 41.8 DewPt@bot Sfc.Heating - - - - - - 116 - - 11 - - -72 Sfc.Heating BL Depth - - - - - - 1593 - - 877 - - 32 BL Depth EXPERIMENT - - - - - - 100 - - 102 - - 11 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 5 - - 6 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] 97657 7 143 3 288 2 261 97657 90304 10 114 5 216 4 291 90304 84631 10 117 4 181 3 316 84631 79910 9 119 4 170 4 311 79910 75821 4 164 4 197 7 284 75821 72188 2 203 3 286 7 258 72188 68892 4 260 10 274 7 291 68892 65857 7 330 7 249 7 279 65857 63025 24 288 15 286 11 281 63025 60267 27 271 26 283 20 276 60267 57394 22 268 30 279 24 275 57394 54420 22 263 32 274 27 276 54420 51584 23 268 29 266 27 275 51584 49035 25 278 27 270 23 276 49035 46753 25 274 27 271 23 283 46753 44680 23 271 24 277 26 293 44680 42786 21 269 28 284 31 297 42786 41043 20 272 26 282 30 295 41043 39430 20 279 22 287 29 299 39430 37929 15 289 24 298 31 306 37929 36533 16 310 26 313 34 311 36533 35203 18 315 35 316 37 317 35203 33872 18 342 32 339 37 326 33872 32507 31 358 49 346 41 333 32507 31109 41 354 51 338 43 337 31109 29658 39 360 44 359 38 334 29658 28139 53 003 48 355 32 335 28139 26546 61 001 49 349 32 335 26546 24874 59 360 51 354 34 334 24874 23125 56 360 50 354 38 333 23125 21303 54 001 53 351 44 341 21303 19405 51 003 54 351 49 346 19405 17431 48 005 53 350 51 349 17431 15420 44 008 51 349 52 352 15420 13484 37 008 51 352 53 354 13484 11727 33 359 52 351 54 354 11727 10168 35 353 53 350 55 354 10168 8785 40 345 53 352 54 355 8785 7557 39 343 52 356 51 356 7557 6466 36 351 52 354 50 355 6466 5501 39 349 51 344 51 349 5501 4650 37 337 49 337 51 342 4650 3899 35 333 47 333 49 335 3899 3225 33*328 42 329 46 331 3225 2628 30*326 36 325 42 328 2628 2130 27 323 31*323 35 324 2130 1747 25 322 26*320 28 320 1747 1484 22 322 22 319 21 317 1484 1324 19 321 18 319 16 316 1324 1232 12 321 11 318 8*314 1232 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