DrJack's BLIPSPOT for: TUE 08/18 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 - - - - - - 0659z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 74.7 - - 74.2 - - 67.8 Temp@2m Sfc.Heating - - - - - - 114 - - 18 - - -5 Sfc.Heating BL Depth - - - - - - 5346 - - 4580 - - 34 BL Depth Hcrit - - - - - - 4473 - - 1218 - - 1218 Hcrit BL Top - - - - - - 6546 - - 5780 - - 1234 BL Top Hgt.Variab. - - - - - - 1715 - - 2458 - - 5299 Hgt.Variab. W* - - - - - - 370 - - 212 - - 8 W* B/S - - - - - - 11 - - 8 - - 0 B/S BL Wind - - - - - - 6 - - 5 - - 3 BL Wind Direction - - - - - - 300 - - 302 - - 295 Direction Wind Shear - - - - - - 2 - - 2 - - 0 Wind Shear Max.Converg - - - - - - 4 - - 5 - - 1 Max.Converg CLOUDpotent - - - - - - 1277 - - 1010 - - -1481 CLOUDpotentl sfcLCL - - - - - - 5269 - - 4771 - - 2716 sfcLCL ODpotential - - - - - - 11 - - -492 - - -3349 ODpotential blCL - - - - - - 6535 - - 6272 - - 4583 blCL maxRH - - - - - - 88 - - 90 - - 75 maxRH CAPE - - - - - - 50 - - 60 - - 60 CAPE Temp@2m - - - - - - 74.7 - - 74.2 - - 67.8 Temp@2m DewPt@2m - - - - - - 55.8 - - 57.4 - - 60.0 DewPt@2m Temp@Bot - - - - - - 74.2 - - 74.5 - - 70.4 Temp@Bot DewPt@Bot - - - - - - 54.5 - - 56.3 - - 59.2 DewPt@bot Sfc.Heating - - - - - - 114 - - 18 - - -5 Sfc.Heating BL Depth - - - - - - 5346 - - 4580 - - 34 BL Depth EXPERIMENT - - - - - - 52 - - 59 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 9 - - 11 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] 99565 16 114 18 098 8 060 99565 92079 18 095 13 078 15 091 92079 86277 14 083 16 086 17 084 86277 81445 17 110 12 097 11 075 81445 77277 15 109 8 130 6 090 77277 73597 13 143 7 160 6 122 73597 70259 16 140 8 179 11 161 70259 67178 6 146 10 190 12 161 67178 64309 12 211 12 231 8 204 64309 61522 22 208 23 235 16 242 61522 58627 18 189 22 226 22 232 58627 55654 18 252 25 236 21 238 55654 52841 36 237 38 239 42 255 52841 50328 43 239 48 228 54 239 50328 48083 49 241 47 252 49 249 48083 46050 54 256 73 258 74 253 46050 44205 73 259 86 247 84 247 44205 42512 78 249 83 237 78 255 42512 40947 69 240 62 242 86 263 40947 39490 65 241 71 269 88 264 39490 38114 57 245 80 274 82 263 38114 36781 54 250 73 271 75 261 36781 35424 54 251 65 276 73 261 35424 34015 52 248 62 278 71 263 34015 32556 51 242 57 278 63 263 32556 31031 48 241 52 268 58 261 31031 29427 45 239 48 260 56 264 29427 27744 45 239 44 259 46 259 27744 25979 46 243 45 254 48 242 25979 24135 45 247 46 251 50 251 24135 22221 40 251 45 253 49 265 22221 20233 33 251 37 254 39 265 20233 18164 26 245 30 250 30 257 18164 16058 23 247 25 247 27 255 16058 14033 18 253 20 245 25 254 14033 12192 14 253 16 247 21 247 12192 10556 13 246 15 251 17 241 10556 9110 12 237 12 247 13 241 9110 7834 7 238 6 243 7 251 7834 6704 6*254 5*254 5 277 6704 5701 5*286 4*286 5 292 5701 4814 6 294 5 297 7 298 4814 4029 6 299 5 301 8 301 4029 3323 6 301 5 304 9 302 3323 2699 7 303 6 305 10 304 2699 2176 6 304 5 307 10 305 2176 1775 6 305 5 307 10 304 1775 1498 6 305 5 307 8 303 1498 1331 6 306 5 309 6*301 1331 1234 4 306 3 310 3*295 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