DrJack's BLIPSPOT for: THU 02/19 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 - - - - - - 32.1 - - 33.2 - - - Temp@2m Sfc.Heating - - - - - - 60 - - -1 - - - Sfc.Heating BL Depth - - - - - - 1138 - - 1082 - - - BL Depth Hcrit - - - - - - 1214 - - 1215 - - - Hcrit BL Top - - - - - - 2338 - - 2282 - - - BL Top Hgt.Variab. - - - - - - 878 - - 1517 - - - Hgt.Variab. W* - - - - - - 172 - - 54 - - - W* B/S - - - - - - 6 - - 2 - - - B/S BL Wind - - - - - - 6 - - 4 - - - BL Wind Direction - - - - - - 123 - - 161 - - - Direction Wind Shear - - - - - - 3 - - 3 - - - Wind Shear Max.Converg - - - - - - -2 - - -2 - - - Max.Converg CLOUDpotent - - - - - - -1681 - - -1018 - - - CLOUDpotentl sfcLCL - - - - - - 4019 - - 3300 - - - sfcLCL ODpotential - - - - - - -9778 - - -7569 - - - ODpotential blCL - - - - - - 12116 - - 9851 - - - blCL maxRH - - - - - - 59 - - 80 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 32.1 - - 33.2 - - - Temp@2m DewPt@2m - - - - - - 19.0 - - 23.3 - - - DewPt@2m Temp@Bot - - - - - - 31.8 - - 33.7 - - - Temp@Bot DewPt@Bot - - - - - - 17.9 - - 22.2 - - - DewPt@bot Sfc.Heating - - - - - - 60 - - -1 - - - Sfc.Heating BL Depth - - - - - - 1138 - - 1082 - - - BL Depth EXPERIMENT - - - - - - 0 - - 20 - - - EXPERIMENT EXPERIMENT2 - - - - - - 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] 96809 38 069 36 071 96809 89642 27 072 27 075 89642 84041 23 068 12 080 84041 79345 17 073 7 080 79345 75272 12 051 4 058 75272 71649 8 001 4 013 71649 68351 8 296 10 324 68351 65313 10 279 13 302 65313 62497 18 276 20 302 62497 59765 22 269 27 282 59765 56902 28 277 28 276 56902 53911 33 274 30 282 53911 51043 35 261 38 276 51043 48456 33 255 39 260 48456 46146 36 269 43 259 46146 44067 46 267 49 269 44067 42171 53 263 53 272 42171 40424 55 266 62 262 40424 38814 56 265 63 255 38814 37332 59 266 60 262 37332 35959 62 268 66 268 35959 34652 68 267 74 262 34652 33344 75 267 71 259 33344 31998 78 269 63 262 31998 30608 81 271 66 268 30608 29164 80 272 72 272 29164 27654 76 274 76 274 27654 26075 61 274 73 275 26075 24426 48 270 64 272 24426 22711 44 269 53 270 22711 20928 40 266 50 277 20928 19067 31 256 51 282 19067 17123 24 247 45 279 17123 15140 19 245 34 275 15140 13232 15 246 24 269 13232 11498 13 253 17 259 11498 9956 12 261 14 256 9956 8590 9 262 12 255 8590 7379 6 242 10 247 7379 6307 5 202 10 233 6307 5363 6 178 10 216 5363 4533 6 162 11 207 4533 3803 7 154 10 204 3803 3152 8 150 8 198 3152 2577 8*140 6*183 2577 2097 6*126 5*166 2097 1728 6 123 4 161 1728 1474 5 122 4 160 1474 1320 5 122 3 157 1320 1231 4 120 2 156 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