DrJack's BLIPSPOT for: FRI 07/03 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 - - - - - - 82.1 - - 81.2 - - 76.1 Temp@2m Sfc.Heating - - - - - - 45 - - -31 - - -32 Sfc.Heating BL Depth - - - - - - 4094 - - 4617 - - 35 BL Depth Hcrit - - - - - - 3212 - - 1219 - - 1218 Hcrit BL Top - - - - - - 5294 - - 5817 - - 1235 BL Top Hgt.Variab. - - - - - - 2422 - - 2807 - - 5037 Hgt.Variab. W* - - - - - - 290 - - 211 - - 23 W* B/S - - - - - - 3 - - 2 - - 1 B/S BL Wind - - - - - - 18 - - 22 - - 5 BL Wind Direction - - - - - - 267 - - 277 - - 293 Direction Wind Shear - - - - - - 12 - - 19 - - 0 Wind Shear Max.Converg - - - - - - 3 - - 9 - - 1 Max.Converg CLOUDpotent - - - - - - 1248 - - 1852 - - -941 CLOUDpotentl sfcLCL - - - - - - 4046 - - 3965 - - 2176 sfcLCL ODpotential - - - - - - -1044 - - -432 - - -2709 ODpotential blCL - - - - - - 6338 - - 6249 - - 3944 blCL maxRH - - - - - - 83 - - 85 - - 85 maxRH CAPE - - - - - - 1010 - - 930 - - 1360 CAPE Temp@2m - - - - - - 82.1 - - 81.2 - - 76.1 Temp@2m DewPt@2m - - - - - - 68.2 - - 67.6 - - 70.2 DewPt@2m Temp@Bot - - - - - - 82.1 - - 82.6 - - 78.2 Temp@Bot DewPt@Bot - - - - - - 66.8 - - 66.3 - - 69.5 DewPt@bot Sfc.Heating - - - - - - 45 - - -31 - - -32 Sfc.Heating BL Depth - - - - - - 4094 - - 4617 - - 35 BL Depth EXPERIMENT - - - - - - 33 - - 42 - - 40 EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 13 - - 16 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] 99500 30 077 31 073 32 073 99500 91949 26 086 25 071 27 074 91949 86157 21 083 20 074 25 076 86157 81364 17 078 15 081 22 064 81364 77224 15 083 13 073 18 056 77224 73556 8 064 12 066 12 061 73556 70233 4 060 10 027 10 051 70233 67174 4 127 3 315 2 336 67174 64352 8 020 2 346 4 326 64352 61628 1 305 4 268 5 314 61628 58803 4 360 8 233 17 274 58803 55909 18 294 4 246 16 212 55909 53159 22 270 20 293 16 255 53159 50694 31 254 42 271 39 269 50694 48516 38 246 47 254 50 260 48516 46550 37 251 44 249 48 257 46550 44748 33 257 46 255 43 262 44748 43077 36 260 50 260 43 265 43077 41512 39 261 49 264 46 261 41512 40035 41 262 44 272 44 253 40035 38636 43 268 41 277 41 248 38636 37279 45 271 44 269 42 249 37279 35893 45 267 47 266 45 252 35893 34449 44 260 49 267 50 257 34449 32951 44 255 48 268 50 261 32951 31386 46 257 46 266 47 264 31386 29744 46 258 46 267 47 268 29744 28026 46 259 47 270 49 270 28026 26231 48 259 46 275 51 265 26231 24363 49 259 46 274 54 267 24363 22429 51 260 51 276 54 277 22429 20422 53 264 46 283 46 286 20422 18336 52 268 40 286 37 282 18336 16221 45 271 39 283 36 276 16221 14192 41 278 37 283 35 279 14192 12352 42 283 35 289 33 285 12352 10717 41 283 35 291 33 291 10717 9263 38 283 35 287 34 293 9263 7967 33 282 33 280 34 289 7967 6815 29 280 30*276 34 287 6815 5792 25*275 27*275 32 288 5792 4888 21*268 25 276 31 289 4888 4087 20 268 24 277 29 289 4087 3367 19 267 23 278 27 290 3367 2730 18 267 21 278 25 291 2730 2197 18 267 20 279 22 292 2197 1787 16 267 18 279 19 293 1787 1504 15 267 15 280 14 293 1504 1333 13 267 13 279 11*293 1333 1235 9 266 8 279 5*293 1235 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