DrJack's BLIPSPOT for: TUE 09/08 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 - - - - - - 0955z - - 1000z - - - Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 62.9 - - 66.1 - - - Temp@2m Sfc.Heating - - - - - - 47 - - 41 - - - Sfc.Heating BL Depth - - - - - - 1844 - - 3257 - - - BL Depth Hcrit - - - - - - 1217 - - 1217 - - - Hcrit BL Top - - - - - - 3044 - - 4457 - - - BL Top Hgt.Variab. - - - - - - 1858 - - 1430 - - - Hgt.Variab. W* - - - - - - 185 - - 219 - - - W* B/S - - - - - - 6 - - 5 - - - B/S BL Wind - - - - - - 6 - - 9 - - - BL Wind Direction - - - - - - 328 - - 308 - - - Direction Wind Shear - - - - - - 4 - - 4 - - - Wind Shear Max.Converg - - - - - - 2 - - 4 - - - Max.Converg CLOUDpotent - - - - - - 708 - - 985 - - - CLOUDpotentl sfcLCL - - - - - - 2336 - - 3472 - - - sfcLCL ODpotential - - - - - - 304 - - 1 - - - ODpotential blCL - - - - - - 2740 - - 4456 - - - blCL maxRH - - - - - - 100 - - 86 - - - maxRH CAPE - - - - - - 40 - - 20 - - - CAPE Temp@2m - - - - - - 62.9 - - 66.1 - - - Temp@2m DewPt@2m - - - - - - 57.1 - - 55.3 - - - DewPt@2m Temp@Bot - - - - - - 62.7 - - 66.1 - - - Temp@Bot DewPt@Bot - - - - - - 56.5 - - 54.5 - - - DewPt@bot Sfc.Heating - - - - - - 47 - - 41 - - - Sfc.Heating BL Depth - - - - - - 1844 - - 3257 - - - BL Depth EXPERIMENT - - - - - - 101 - - 45 - - - EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 9 - - - 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] 99255 11 199 5 236 99255 91766 8 212 7 218 91766 85938 11 223 9 243 85938 81099 14 211 12 248 81099 76952 11 216 11 242 76952 73301 8 222 8 231 73301 70001 3 230 8 192 70001 66954 13 312 2 284 66954 64118 19 293 16 310 64118 61375 20 294 25 308 61375 58519 25 300 36 302 58519 55569 32 306 37 298 55569 52769 33 310 37 311 52769 50253 43 319 48 319 50253 48010 60 312 60 315 48010 45996 62 305 62 320 45996 44160 63 318 79 329 44160 42470 76 331 93 322 42470 40900 98 324 93 318 40900 39434 104 320 91 318 39434 38055 110 320 92 319 38055 36719 106 321 88 320 36719 35356 97 323 82 322 35356 33940 91 330 76 320 33940 32472 90 332 73 321 32472 30933 78 329 69 323 30933 29314 63 323 67 328 29314 27623 54 320 58 322 27623 25867 48 320 50 310 25867 24040 45 316 43 306 24040 22141 44 316 41 307 22141 20160 39 315 41 314 20160 18097 31 317 32 318 18097 16000 24 316 21 312 16000 13985 22 312 18 305 13985 12154 21 315 18 305 12154 10526 19 320 18 309 10526 9082 20 316 17 313 9082 7798 22 314 16 318 7798 6661 21 315 15 320 6661 5658 18 317 11 314 5658 4777 14 321 10*310 4777 3998 9 328 9*310 3998 3300 8*328 9 309 3300 2681 7*328 9 308 2681 2165 6 328 9 308 2165 1768 6 328 8 308 1768 1495 5 327 8 307 1495 1329 4 328 7 307 1329 1234 3 327 5 307 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