DrJack's BLIPSPOT for: TUE 08/04 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 - - - - - - 0659z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 76.5 - - 76.6 - - 72.1 Temp@2m Sfc.Heating - - - - - - 92 - - 21 - - -3 Sfc.Heating BL Depth - - - - - - 4277 - - 3651 - - 34 BL Depth Hcrit - - - - - - 3602 - - 1218 - - 1218 Hcrit BL Top - - - - - - 5477 - - 4851 - - 1234 BL Top Hgt.Variab. - - - - - - 1132 - - 1257 - - 3099 Hgt.Variab. W* - - - - - - 329 - - 217 - - 7 W* B/S - - - - - - 5 - - 4 - - 1 B/S BL Wind - - - - - - 12 - - 9 - - 2 BL Wind Direction - - - - - - 278 - - 279 - - 211 Direction Wind Shear - - - - - - 7 - - 5 - - 0 Wind Shear Max.Converg - - - - - - 3 - - 2 - - -1 Max.Converg CLOUDpotent - - - - - - -753 - - -1012 - - -2320 CLOUDpotentl sfcLCL - - - - - - 6230 - - 5864 - - 3554 sfcLCL ODpotential - - - - - - -8272 - - -8590 - - -9269 ODpotential blCL - - - - - - 13749 - - 13441 - - 10503 blCL maxRH - - - - - - 58 - - 59 - - 56 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 76.5 - - 76.6 - - 72.1 Temp@2m DewPt@2m - - - - - - 53.6 - - 55.3 - - 60.8 DewPt@2m Temp@Bot - - - - - - 76.2 - - 77.0 - - 74.9 Temp@Bot DewPt@Bot - - - - - - 52.2 - - 54.0 - - 59.6 DewPt@bot Sfc.Heating - - - - - - 92 - - 21 - - -3 Sfc.Heating BL Depth - - - - - - 4277 - - 3651 - - 34 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 8 - - 8 - - 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] 99760 27 081 28 079 22 083 99760 92226 25 084 20 069 21 072 92226 86426 19 088 18 075 21 070 86426 81624 17 087 18 087 21 072 81624 77493 16 066 16 090 17 065 77493 73842 14 067 16 106 9 064 73842 70529 14 072 12 083 9 073 70529 67485 11 050 7 098 4 067 67485 64660 4 149 3 025 7 077 64660 61923 3 253 6 282 2 292 61923 59076 8 233 10 250 4 251 59076 56143 11 252 16 266 16 295 56143 53374 15 290 22 248 21 283 53374 50897 38 291 24 271 27 295 50897 48689 44 268 35 279 30 289 48689 46691 39 250 31 274 29 271 46691 44856 32 263 28 268 29 260 44856 43161 37 266 31 253 35 262 43161 41586 40 257 33 254 36 261 41586 40109 37 254 35 256 38 259 40109 38713 35 264 36 254 41 253 38713 37359 36 274 35 255 38 246 37359 35985 36 279 32 260 32 248 35985 34560 35 279 32 262 29 259 34560 33081 34 278 35 266 31 263 33081 31532 33 279 38 271 32 263 31532 29901 31 281 36 273 31 261 29901 28191 30 278 30 270 29 258 28191 26405 32 274 26 271 26 260 26405 24543 35 276 25 276 22 263 24543 22605 34 281 29 274 18 273 22605 20588 31 279 33 269 19 289 20588 18488 28 277 28 269 21 294 18488 16352 26 288 18 281 12 291 16352 14293 26 302 17 290 9 294 14293 12416 23 303 18 286 8 303 12416 10746 22 295 19 282 10 305 10746 9264 24 302 19 287 12 306 9264 7948 24 310 17 293 12 312 7948 6782 20 303 14 285 9 312 6782 5754 15*283 11*273 8 288 5754 4851 14*278 10*274 9 264 4851 4055 13 277 10 277 10 253 4055 3343 13 277 9 278 9 249 3343 2712 12 278 9 280 8 246 2712 2185 12 278 9 282 7 247 2185 1780 11 278 8 283 6 246 1780 1501 10 278 7 283 5 243 1501 1332 9 279 6 284 3 232 1332 1234 6 279 5 284 2*211 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