DrJack's BLIPSPOT for: THU 05/21 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 - - - - - - 54.6 - - 55.1 - - - Temp@2m Sfc.Heating - - - - - - 411 - - 208 - - - Sfc.Heating BL Depth - - - - - - 4006 - - 4414 - - - BL Depth Hcrit - - - - - - 3986 - - 4027 - - - Hcrit BL Top - - - - - - 5206 - - 5614 - - - BL Top Hgt.Variab. - - - - - - 816 - - 1098 - - - Hgt.Variab. W* - - - - - - 483 - - 400 - - - W* B/S - - - - - - 6 - - 5 - - - B/S BL Wind - - - - - - 14 - - 15 - - - BL Wind Direction - - - - - - 317 - - 317 - - - Direction Wind Shear - - - - - - 5 - - 6 - - - Wind Shear Max.Converg - - - - - - 5 - - 6 - - - Max.Converg CLOUDpotent - - - - - - -2176 - - -2001 - - - CLOUDpotentl sfcLCL - - - - - - 7383 - - 7615 - - - sfcLCL ODpotential - - - - - - -12690 - - -13373 - - - ODpotential blCL - - - - - - 17896 - - 18987 - - - blCL maxRH - - - - - - 66 - - 53 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 54.6 - - 55.1 - - - Temp@2m DewPt@2m - - - - - - 26.7 - - 26.1 - - - DewPt@2m Temp@Bot - - - - - - 53.0 - - 54.2 - - - Temp@Bot DewPt@Bot - - - - - - 25.5 - - 25.0 - - - DewPt@bot Sfc.Heating - - - - - - 411 - - 208 - - - Sfc.Heating BL Depth - - - - - - 4006 - - 4414 - - - BL Depth EXPERIMENT - - - - - - 0 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 3 - - - 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] 98264 11 139 4 135 98264 90808 10 088 2 146 90808 85051 9 081 5 177 85051 80289 9 052 2 151 80289 76200 4 353 4 145 76200 72585 7 232 1 298 72585 69306 8 215 6 245 69306 66295 15 264 10 272 66295 63511 26 251 15 262 63511 60803 26 235 20 245 60803 57980 22 233 26 248 57980 55062 25 251 28 251 55062 52270 44 257 46 259 52270 49759 55 242 61 244 49759 47518 60 254 63 241 47518 45484 77 253 57 249 45484 43624 84 247 75 263 43624 41933 93 253 95 256 41933 40388 107 255 101 253 40388 38943 104 253 100 253 38943 37574 102 251 101 253 37574 36247 101 248 103 252 36247 34895 97 246 101 250 34895 33488 95 244 97 249 33488 32031 89 244 95 248 32031 30509 85 245 91 248 30509 28907 83 248 86 247 28907 27230 77 256 80 246 27230 25478 75 259 76 249 25478 23651 70 258 77 258 23651 21751 70 255 74 262 21751 19773 69 255 72 262 19773 17716 64 256 68 266 17716 15630 58 260 57 270 15630 13632 47 267 44 271 13632 11824 37 275 36 271 11824 10228 33 281 32 274 10228 8819 30 285 27 279 8819 7575 25 292 23 285 7575 6478 20 301 17*299 6478 5511 14*313 15*314 5511 4658 14*316 15 315 4658 3905 14 316 15 316 3905 3230 14 317 15 317 3230 2632 14 317 15 317 2632 2133 14 317 15 318 2133 1749 13 317 14 318 1749 1485 12 317 13 318 1485 1325 11 317 12 318 1325 1233 9 317 9 318 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