DrJack's BLIPSPOT for: WED 03/18 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 - - - 0653z - - 0955z - - 1000z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 16.5 - - 23.0 - - 25.0 - - 25.0 Temp@2m Sfc.Heating - - - 231 - - 247 - - 88 - - 1 Sfc.Heating BL Depth - - - 3333 - - 4137 - - 4282 - - 4083 BL Depth Hcrit - - - 3251 - - 3889 - - 3368 - - 1214 Hcrit BL Top - - - 4533 - - 5337 - - 5482 - - 5283 BL Top Hgt.Variab. - - - 856 - - 893 - - 910 - - 1262 Hgt.Variab. W* - - - 373 - - 412 - - 297 - - 99 W* B/S - - - 9 - - 14 - - 10 - - 2 B/S BL Wind - - - 7 - - 5 - - 5 - - 11 BL Wind Direction - - - 264 - - 253 - - 224 - - 180 Direction Wind Shear - - - 4 - - 4 - - 4 - - 10 Wind Shear Max.Converg - - - 4 - - -1 - - 6 - - -3 Max.Converg CLOUDpotent - - - 784 - - 922 - - 1173 - - 1750 CLOUDpotentl sfcLCL - - - 3749 - - 4416 - - 4309 - - 3533 sfcLCL ODpotential - - - 323 - - -10706 - - 444 - - 404 ODpotential blCL - - - 4210 - - 16043 - - 5038 - - 4879 blCL maxRH - - - 85 - - 83 - - 96 - - 99 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 16.5 - - 23.0 - - 25.0 - - 25.0 Temp@2m DewPt@2m - - - 4.7 - - 8.2 - - 10.7 - - 14.3 DewPt@2m Temp@Bot - - - 15.5 - - 21.9 - - 24.5 - - 25.4 Temp@Bot DewPt@Bot - - - 3.8 - - 7.1 - - 9.7 - - 13.1 DewPt@bot Sfc.Heating - - - 231 - - 247 - - 88 - - 1 Sfc.Heating BL Depth - - - 3333 - - 4137 - - 4282 - - 4083 BL Depth EXPERIMENT - - - 39 - - 33 - - 85 - - 94 EXPERIMENT EXPERIMENT2 - - - 1 - - 1 - - 1 - - 1 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] 96655 6 185 8 242 7 246 11 294 96655 89495 3 055 3 253 4 228 10 302 89495 83928 4 352 3 193 8 296 6 306 83928 79294 8 283 2 144 8 271 5 277 79294 75292 6 248 6 271 5 274 5 284 75292 71737 5 222 4 260 5 265 6 248 71737 68485 11 250 6 241 10 244 12 218 68485 65457 10 224 8 226 9 262 6 232 65457 62620 19 250 23 242 24 267 15 290 62620 59858 26 253 30 229 29 255 22 275 59858 56972 24 244 24 239 26 253 25 272 56972 53973 29 240 29 252 28 251 31 268 53973 51119 36 239 37 249 34 248 35 257 51119 48558 44 239 41 243 37 250 36 254 48558 46263 44 238 47 245 45 251 38 255 46263 44180 49 243 53 240 50 246 42 251 44180 42272 57 239 54 236 50 239 46 243 42272 40512 55 240 55 235 51 234 50 238 40512 38884 54 247 57 235 54 230 55 232 38884 37375 62 247 61 234 57 227 57 227 37375 35970 68 241 63 233 59 227 56 227 35970 34633 71 238 63 234 58 226 57 226 34633 33294 76 236 63 233 55 225 58 223 33294 31922 80 234 62 229 52 228 56 222 31922 30518 82 232 62 228 53 233 54 224 30518 29064 82 233 60 227 54 234 53 225 29064 27543 80 234 59 225 54 234 51 226 27543 25949 80 236 60 223 53 232 48 230 25949 24278 78 239 60 222 51 229 47 233 24278 22531 74 241 61 222 53 229 45 235 22531 20712 64 244 61 225 53 233 42 238 20712 18822 54 251 59 228 50 236 40 240 18822 16862 47 258 52 234 44 238 37 246 16862 14874 41 263 44 241 39 238 33 249 14874 12970 35 265 36 247 35 235 30 247 12970 11252 29 266 30 250 32 232 28 248 11252 9735 26 269 25 253 27 233 23 240 9735 8399 26 275 21 262 22 237 19 219 8399 7223 26 280 19 269 16 237 18 203 7223 6187 22 282 12*261 9*221 16*193 6187 5274 13*275 7*247 7*218 14*188 5274 4470 8*265 6 247 7 219 13 186 4470 3757 8 265 6 250 6 222 12 182 3757 3118 8 264 5 252 5 225 12 179 3118 2553 7 264 5 255 5 228 11 175 2553 2081 7 264 4 258 5 229 10 172 2081 1719 6 264 4 262 4 231 9 169 1719 1469 6 263 4 264 4 232 8 168 1469 1318 5 263 3 264 4 234 6 167 1318 1231 4 263 3 266 3 234 4 166 1231 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