DrJack's BLIPSPOT for: FRI 12/12 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 18.7 - - 19.0 - - 17.5 Temp@2m Sfc.Heating - - - - - - 38 - - -19 - - -25 Sfc.Heating BL Depth - - - - - - 1652 - - 209 - - 30 BL Depth Hcrit - - - - - - 1214 - - 1214 - - 1214 Hcrit BL Top - - - - - - 2852 - - 1409 - - 1230 BL Top Hgt.Variab. - - - - - - 1285 - - 2811 - - 2754 Hgt.Variab. W* - - - - - - 165 - - 23 - - 9 W* B/S - - - - - - 1 - - 0 - - 0 B/S BL Wind - - - - - - 21 - - 9 - - 6 BL Wind Direction - - - - - - 274 - - 275 - - 272 Direction Wind Shear - - - - - - 17 - - 6 - - 0 Wind Shear Max.Converg - - - - - - 5 - - 2 - - 2 Max.Converg CLOUDpotent - - - - - - 572 - - -682 - - -754 CLOUDpotentl sfcLCL - - - - - - 2281 - - 2091 - - 1984 sfcLCL ODpotential - - - - - - 28 - - -1470 - - -1726 ODpotential blCL - - - - - - 2824 - - 2879 - - 2956 blCL maxRH - - - - - - 99 - - 97 - - 93 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 18.7 - - 19.0 - - 17.5 Temp@2m DewPt@2m - - - - - - 13.2 - - 14.3 - - 13.4 DewPt@2m Temp@Bot - - - - - - 18.7 - - 20.4 - - 19.4 Temp@Bot DewPt@Bot - - - - - - 12.7 - - 14.0 - - 13.6 DewPt@bot Sfc.Heating - - - - - - 38 - - -19 - - -25 Sfc.Heating BL Depth - - - - - - 1652 - - 209 - - 30 BL Depth EXPERIMENT - - - - - - 96 - - 86 - - 73 EXPERIMENT EXPERIMENT2 - - - - - - 2 - - 2 - - 2 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] 94530 80 242 80 229 75 234 94530 87617 58 232 68 238 67 234 87617 82167 48 237 71 246 69 247 82167 77620 56 247 66 248 72 250 77620 73735 53 251 56 244 66 248 73735 70288 55 251 49 248 49 243 70288 67104 59 251 48 254 42 250 67104 64122 60 249 52 254 49 256 64122 61330 58 247 58 251 57 255 61330 58614 55 247 62 247 62 253 58614 55770 57 248 61 249 65 254 55770 52811 60 251 63 255 67 256 52811 49988 64 255 66 256 69 257 49988 47455 67 257 67 254 69 255 47455 45185 66 256 65 253 66 253 45185 43125 65 255 63 254 62 253 43125 41239 65 254 64 254 58 255 41239 39504 63 253 63 253 57 258 39504 37900 60 255 59 254 58 257 37900 36408 57 260 57 256 59 255 36408 35014 57 264 57 260 57 255 35014 33680 56 267 58 263 57 259 33680 32341 57 268 58 266 57 264 32341 30976 57 269 54 266 54 267 30976 29592 50 273 47 270 48 270 29592 28172 42 278 39 273 42 269 28172 26698 40 279 33 277 36 270 26698 25168 39 278 31 277 31 271 25168 23576 36 278 29 279 27 273 23576 21920 33 283 27 286 27 278 21920 20199 32 291 28 294 30 283 20199 18407 33 296 33 296 32 287 18407 16542 36 296 38 294 36 287 16542 14644 39 295 41 292 39 288 14644 12816 43 296 41 293 39 288 12816 11151 46 299 40 294 38 288 11151 9669 47 302 38 295 35 289 9669 8351 47 302 37 295 33 290 8351 7180 48 299 37 295 33 291 7180 6145 48 296 38 294 32 291 6145 5233 44 293 38 291 31 291 5233 4432 40 290 36 287 31 289 4432 3727 37 286 33 284 32 285 3727 3095 31*279 29 280 30 281 3095 2537 27*276 25 277 28 279 2537 2071 25 275 22 276 24 277 2071 1713 22 274 19 276 20 276 1713 1466 19 273 15*276 15 275 1466 1316 15 273 12*276 12 274 1316 1230 9 272 7 275 6*272 1230 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