DrJack's BLIPSPOT for: MON 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 = 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 - - - - - - 66.1 - - 66.6 - - - Temp@2m Sfc.Heating - - - - - - 290 - - 113 - - - Sfc.Heating BL Depth - - - - - - 6995 - - 7817 - - - BL Depth Hcrit - - - - - - 6192 - - 6199 - - - Hcrit BL Top - - - - - - 8195 - - 9017 - - - BL Top Hgt.Variab. - - - - - - 1743 - - 1206 - - - Hgt.Variab. W* - - - - - - 521 - - 399 - - - W* B/S - - - - - - 28 - - 32 - - - B/S BL Wind - - - - - - 3 - - 2 - - - BL Wind Direction - - - - - - 112 - - 063 - - - Direction Wind Shear - - - - - - 2 - - 0 - - - Wind Shear Max.Converg - - - - - - 7 - - -3 - - - Max.Converg CLOUDpotent - - - - - - 45 - - 636 - - - CLOUDpotentl sfcLCL - - - - - - 8150 - - 8382 - - - sfcLCL ODpotential - - - - - - -1513 - - -650 - - - ODpotential blCL - - - - - - 9708 - - 9667 - - - blCL maxRH - - - - - - 74 - - 83 - - - maxRH CAPE - - - - - - 0 - - 10 - - - CAPE Temp@2m - - - - - - 66.1 - - 66.6 - - - Temp@2m DewPt@2m - - - - - - 34.7 - - 34.2 - - - DewPt@2m Temp@Bot - - - - - - 64.6 - - 65.9 - - - Temp@Bot DewPt@Bot - - - - - - 33.4 - - 33.0 - - - DewPt@bot Sfc.Heating - - - - - - 290 - - 113 - - - Sfc.Heating BL Depth - - - - - - 6995 - - 7817 - - - BL Depth EXPERIMENT - - - - - - 0 - - 33 - - - EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 4 - - - 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] 97351 5 261 6 295 97351 89990 11 235 10 269 89990 84351 11 212 13 267 84351 79672 5 216 13 257 79672 75642 6 323 13 236 75642 72070 12 310 6 237 72070 68827 12 289 8 316 68827 65841 9 282 12 318 65841 63064 8 289 14 310 63064 60359 12 292 16 295 60359 57524 16 285 18 298 57524 54570 14 300 16 288 54570 51746 16 299 18 297 51746 49208 16 301 22 296 49208 46938 18 301 24 293 46938 44884 21 296 28 291 44884 43014 21 304 34 301 43014 41303 25 309 35 304 41303 39732 27 315 35 314 39732 38283 37 331 40 329 38283 36932 51 326 55 329 36932 35633 54 316 65 320 35633 34317 42 320 63 319 34317 32955 30 337 58 322 32955 31546 31 350 55 327 31546 30074 39 349 54 332 30074 28528 39 344 56 333 28528 26911 35 344 55 332 26911 25221 35 346 50 338 25221 23460 33 345 41 344 23460 21629 26 346 31 343 21629 19720 22 354 25 338 19720 17726 20 359 20 344 17726 15688 18 004 15 351 15688 13724 15 018 12 001 13724 11938 9 026 9 000 11938 10356 4 053 3*014 10356 8956 4*104 2*057 8956 7711 4*111 2 062 7711 6602 4 111 2 064 6602 5616 4 112 2 067 5616 4744 4 113 2 066 4744 3973 4 112 2 064 3973 3281 3 113 3 063 3281 2668 3 113 3 060 2668 2157 3 114 3 061 2157 1763 3 113 2 060 1763 1492 3 112 2 060 1492 1328 2 111 2 059 1328 1234 2 110 2 058 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