DrJack's BLIPSPOT for: TUE 04/14 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 - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 65.8 - - 63.8 - - 61.8 Temp@2m Sfc.Heating - - - - - - 101 - - -18 - - -26 Sfc.Heating BL Depth - - - - - - 2489 - - 34 - - 33 BL Depth Hcrit - - - - - - 2324 - - 1217 - - 1217 Hcrit BL Top - - - - - - 3689 - - 1234 - - 1233 BL Top Hgt.Variab. - - - - - - 1337 - - 2702 - - 2055 Hgt.Variab. W* - - - - - - 274 - - 21 - - 2 W* B/S - - - - - - 4 - - 1 - - 0 B/S BL Wind - - - - - - 11 - - 6 - - 5 BL Wind Direction - - - - - - 177 - - 207 - - 216 Direction Wind Shear - - - - - - 8 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 4 - - -2 - - -1 Max.Converg CLOUDpotent - - - - - - 749 - - -255 - - 0 CLOUDpotentl sfcLCL - - - - - - 2940 - - 1489 - - 1233 sfcLCL ODpotential - - - - - - -373 - - -1229 - - -1336 ODpotential blCL - - - - - - 4062 - - 2463 - - 2569 blCL maxRH - - - - - - 95 - - 100 - - 96 maxRH CAPE - - - - - - 150 - - 630 - - 450 CAPE Temp@2m - - - - - - 65.8 - - 63.8 - - 61.8 Temp@2m DewPt@2m - - - - - - 56.9 - - 61.0 - - 60.6 DewPt@2m Temp@Bot - - - - - - 65.4 - - 64.7 - - 63.4 Temp@Bot DewPt@Bot - - - - - - 55.6 - - 60.6 - - 60.5 DewPt@bot Sfc.Heating - - - - - - 101 - - -18 - - -26 Sfc.Heating BL Depth - - - - - - 2489 - - 34 - - 33 BL Depth EXPERIMENT - - - - - - 82 - - 99 - - 84 EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 12 - - 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] 96576 18 226 25 243 21 270 96576 89302 26 262 27 269 17 289 89302 83758 18 256 24 270 27 286 83758 79223 15 274 19 281 20 265 79223 75305 27 280 30 285 21 284 75305 71815 36 279 36 278 31 289 71815 68662 38 278 36 273 35 284 68662 65750 37 275 35 270 37 285 65750 63019 33 272 36 275 41 284 63019 60346 37 281 39 281 37 277 60346 57536 47 275 39 281 29 268 57536 54603 46 264 40 279 35 270 54603 51816 50 271 49 270 49 268 51816 49336 58 266 58 264 54 264 49336 47119 63 263 62 260 61 265 47119 45107 62 259 64 256 71 262 45107 43286 61 261 66 259 73 259 43286 41634 68 268 75 264 73 258 41634 40114 81 270 85 265 76 254 40114 38693 84 268 86 265 78 253 38693 37351 85 268 85 262 76 255 37351 36049 85 271 81 261 72 257 36049 34724 81 271 77 262 68 260 34724 33348 72 264 72 263 67 261 33348 31923 63 252 65 263 67 258 31923 30434 60 245 60 258 63 254 30434 28868 57 243 55 255 59 253 28868 27227 56 245 50 254 58 254 27227 25511 53 247 47 256 56 255 25511 23721 51 253 47 261 54 255 23721 21861 50 258 49 257 50 254 21861 19926 47 255 50 251 47 254 19926 17911 49 249 46 247 48 256 17911 15857 54 251 43 247 50 259 15857 13877 53 256 45 252 48 263 13877 12075 46 254 47 253 42 263 12075 10472 41 241 46 249 40 260 10472 9047 40 223 45 244 42 259 9047 7780 35 215 43 238 44 258 7780 6653 30 214 41 231 44 256 6653 5656 28 213 37 223 43 255 5656 4776 24 211 33 217 41 253 4776 3997 18*203 29 215 38 250 3997 3299 14*189 28 217 34 245 3299 2680 12 178 28 219 32 241 2680 2164 11 174 24 217 27 237 2164 1767 11 172 19 214 21 233 1767 1494 10 171 15 212 14 228 1494 1328 9 169 11*210 11 224 1328 1233 6 168 6*207 5*216 1233 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