DrJack's BLIPSPOT for: SAT 04/04 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 - - - - - - 45.2 - - 48.6 - - 38.5 Temp@2m Sfc.Heating - - - - - - 137 - - 14 - - 8 Sfc.Heating BL Depth - - - - - - 2395 - - 2729 - - 1421 BL Depth Hcrit - - - - - - 2371 - - 1216 - - 1215 Hcrit BL Top - - - - - - 3595 - - 3929 - - 2621 BL Top Hgt.Variab. - - - - - - 568 - - 982 - - 650 Hgt.Variab. W* - - - - - - 289 - - 164 - - 105 W* B/S - - - - - - 7 - - 1 - - 1 B/S BL Wind - - - - - - 7 - - 22 - - 31 BL Wind Direction - - - - - - 102 - - 144 - - 143 Direction Wind Shear - - - - - - 5 - - 16 - - 26 Wind Shear Max.Converg - - - - - - 6 - - -7 - - -10 Max.Converg CLOUDpotent - - - - - - 825 - - 1216 - - 806 CLOUDpotentl sfcLCL - - - - - - 2770 - - 2713 - - 1815 sfcLCL ODpotential - - - - - - 416 - - 205 - - 235 ODpotential blCL - - - - - - 3179 - - 3724 - - 2386 blCL maxRH - - - - - - 96 - - 97 - - 100 maxRH CAPE - - - - - - 0 - - 0 - - 20 CAPE Temp@2m - - - - - - 45.2 - - 48.6 - - 38.5 Temp@2m DewPt@2m - - - - - - 37.7 - - 41.3 - - 35.2 DewPt@2m Temp@Bot - - - - - - 44.5 - - 48.8 - - 38.8 Temp@Bot DewPt@Bot - - - - - - 36.4 - - 40.2 - - 34.7 DewPt@bot Sfc.Heating - - - - - - 137 - - 14 - - 8 Sfc.Heating BL Depth - - - - - - 2395 - - 2729 - - 1421 BL Depth EXPERIMENT - - - - - - 84 - - 88 - - 101 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 5 - - 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] 96652 4 291 19 268 18 311 96652 89429 7 274 13 270 10 285 89429 83857 8 299 11 313 6 332 83857 79221 13 284 15 307 14 321 79221 75247 11 311 7 302 12 284 75247 71723 16 288 10 327 8 293 71723 68512 23 283 26 317 20 311 68512 65561 23 266 31 295 22 302 65561 62821 24 280 31 291 32 302 62821 60165 34 294 35 293 38 299 60165 57396 43 289 40 291 44 288 57396 54517 46 288 45 290 45 285 54517 51760 51 279 52 283 42 288 51760 49285 47 269 51 276 57 278 49285 47119 47 268 60 257 63 253 47119 45211 49 260 49 250 57 243 45211 43470 47 294 35 271 45 253 43470 41857 62 307 62 293 46 278 41857 40357 71 298 65 288 52 280 40357 38944 76 291 64 283 51 273 38944 37602 75 285 58 281 52 266 37602 36295 70 273 55 280 54 264 36295 34959 69 267 55 268 55 261 34959 33567 67 265 56 261 55 257 33567 32124 63 259 58 257 54 253 32124 30614 58 255 59 253 52 254 30614 29023 52 255 56 251 50 255 29023 27353 51 258 52 254 48 249 27353 25606 54 261 45 267 46 246 25606 23784 51 263 45 274 50 251 23784 21893 50 269 50 272 53 255 21893 19924 47 269 44 267 49 260 19924 17871 44 264 42 266 43 259 17871 15781 41 260 41 270 42 256 15781 13772 40 259 37 264 48 255 13772 11946 37 262 35 247 53 252 11946 10321 31 265 34 245 47 247 10321 8878 22 257 30 250 41 240 8878 7598 14 231 26 250 39 234 7598 6463 11 182 22 228 38 226 6463 5466 14 147 20 184 35 212 5466 4596 17 131 25*151 32 187 4596 3840 13*121 25*147 37 157 3840 3175 9*107 25 145 40*145 3175 2592 8 104 24 144 39*144 2592 2107 7 102 22 143 36 143 2107 1734 7 099 20 142 32 143 1734 1477 6 097 18 141 27 143 1477 1321 5 097 14 141 22 144 1321 1232 4 095 9 141 12 144 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