DrJack's BLIPSPOT for: TUE 03/31 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 = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 47.4 - - 50.4 - - - Temp@2m Sfc.Heating - - - - - - 10 - - 44 - - - Sfc.Heating BL Depth - - - - - - 551 - - 1091 - - - BL Depth Hcrit - - - - - - 1216 - - 1216 - - - Hcrit BL Top - - - - - - 1751 - - 2291 - - - BL Top Hgt.Variab. - - - - - - 707 - - 683 - - - Hgt.Variab. W* - - - - - - 76 - - 154 - - - W* B/S - - - - - - 3 - - 6 - - - B/S BL Wind - - - - - - 5 - - 5 - - - BL Wind Direction - - - - - - 160 - - 244 - - - Direction Wind Shear - - - - - - 3 - - 3 - - - Wind Shear Max.Converg - - - - - - -2 - - 0 - - - Max.Converg CLOUDpotent - - - - - - 504 - - 609 - - - CLOUDpotentl sfcLCL - - - - - - 1247 - - 1682 - - - sfcLCL ODpotential - - - - - - 56 - - 191 - - - ODpotential blCL - - - - - - 1695 - - 2100 - - - blCL maxRH - - - - - - 100 - - 99 - - - maxRH CAPE - - - - - - 10 - - 20 - - - CAPE Temp@2m - - - - - - 47.4 - - 50.4 - - - Temp@2m DewPt@2m - - - - - - 46.1 - - 47.2 - - - DewPt@2m Temp@Bot - - - - - - 47.5 - - 50.2 - - - Temp@Bot DewPt@Bot - - - - - - 45.8 - - 46.3 - - - DewPt@bot Sfc.Heating - - - - - - 10 - - 44 - - - Sfc.Heating BL Depth - - - - - - 551 - - 1091 - - - BL Depth EXPERIMENT - - - - - - 101 - - 95 - - - EXPERIMENT EXPERIMENT2 - - - - - - 7 - - 7 - - - 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] 96392 19 243 27 252 96392 89138 16 234 17 245 89138 83559 16 243 14 252 83559 78952 16 279 9 226 78952 74954 11 265 9 229 74954 71390 17 274 18 281 71390 68171 23 262 25 265 68171 65204 24 278 21 264 65204 62428 34 277 30 279 62428 59738 41 269 45 270 59738 56937 47 258 48 268 56937 54031 50 245 51 266 54031 51255 50 265 50 257 51255 48752 57 269 56 268 48752 46519 65 266 67 263 46519 44525 68 264 65 265 44525 42737 78 272 78 274 42737 41122 92 276 88 271 41122 39637 94 270 92 263 39637 38245 90 270 95 260 38245 36927 85 271 93 257 36927 35646 84 270 89 257 35646 34340 85 269 86 257 34340 32981 85 268 85 256 32981 31571 81 266 85 257 31571 30097 77 262 82 259 30097 28548 78 257 73 260 28548 26927 73 257 66 261 26927 25231 66 260 61 263 25231 23461 62 263 57 262 23461 21622 60 265 52 260 21622 19709 58 267 49 259 19709 17718 55 272 49 261 17718 15687 51 276 50 263 15687 13728 48 273 47 264 13728 11942 41 269 45 262 11942 10351 35 266 42 260 10351 8934 34 260 37 260 8934 7670 34 255 33 260 7670 6546 33 253 32 256 6546 5552 32 250 31 252 5552 4680 30 245 31 248 4680 3913 25 237 28 245 3913 3229 17 225 21 240 3229 2629 11 206 11*235 2629 2130 8*179 6*238 2130 1748 6*164 5 242 1748 1484 5 158 5 247 1484 1324 4 157 4 248 1324 1232 3 156 3 252 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