DrJack's BLIPSPOT for: SUN 05/17 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 - - - - - - 0659z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 69.2 - - 66.9 - - 60.9 Temp@2m Sfc.Heating - - - - - - 98 - - 20 - - -3 Sfc.Heating BL Depth - - - - - - 3420 - - 3796 - - 34 BL Depth Hcrit - - - - - - 3004 - - 1217 - - 1217 Hcrit BL Top - - - - - - 4620 - - 4996 - - 1234 BL Top Hgt.Variab. - - - - - - 2662 - - 2270 - - 3991 Hgt.Variab. W* - - - - - - 308 - - 224 - - 9 W* B/S - - - - - - 4 - - 3 - - 1 B/S BL Wind - - - - - - 13 - - 15 - - 2 BL Wind Direction - - - - - - 272 - - 296 - - 320 Direction Wind Shear - - - - - - 11 - - 11 - - 0 Wind Shear Max.Converg - - - - - - 7 - - 4 - - 1 Max.Converg CLOUDpotent - - - - - - 1190 - - 407 - - -1401 CLOUDpotentl sfcLCL - - - - - - 3430 - - 4589 - - 2635 sfcLCL ODpotential - - - - - - -112 - - -1501 - - -3074 ODpotential blCL - - - - - - 4732 - - 6497 - - 4308 blCL maxRH - - - - - - 87 - - 74 - - 69 maxRH CAPE - - - - - - 620 - - 20 - - 0 CAPE Temp@2m - - - - - - 69.2 - - 66.9 - - 60.9 Temp@2m DewPt@2m - - - - - - 58.3 - - 51.2 - - 53.7 DewPt@2m Temp@Bot - - - - - - 68.9 - - 67.0 - - 63.2 Temp@Bot DewPt@Bot - - - - - - 56.9 - - 49.9 - - 52.4 DewPt@bot Sfc.Heating - - - - - - 98 - - 20 - - -3 Sfc.Heating BL Depth - - - - - - 3420 - - 3796 - - 34 BL Depth EXPERIMENT - - - - - - 48 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 7 - - 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] 97985 11 070 5 121 8 335 97985 90627 8 038 8 143 7 359 90627 84970 4 093 5 094 3 343 84970 80271 4 106 9 046 2 171 80271 76206 4 120 6 307 5 047 76206 72589 5 051 7 219 8 302 72589 69305 1 214 4 238 3 290 69305 66279 7 229 7 284 11 302 66279 63466 6 230 17 268 16 279 63466 60747 18 247 15 275 17 294 60747 57906 20 246 23 279 24 279 57906 54970 23 249 29 259 32 269 54970 52189 31 272 25 263 34 271 52189 49689 43 272 37 294 39 293 49689 47461 54 269 67 291 63 289 47461 45479 63 264 84 276 79 273 45479 43684 59 260 76 258 80 259 43684 42024 48 276 55 273 61 259 42024 40472 64 306 54 293 55 290 40472 39022 98 318 70 307 79 307 39022 37663 109 311 90 305 89 298 37663 36351 106 305 96 301 90 290 36351 35017 105 305 97 295 87 286 35017 33628 97 303 95 293 84 285 33628 32185 84 291 93 295 84 284 32185 30678 70 280 83 294 82 283 30678 29098 68 275 75 286 69 284 29098 27445 72 275 75 279 58 298 27445 25713 74 278 75 278 55 302 25713 23902 72 279 75 279 55 300 23902 22015 69 279 76 284 60 298 22015 20047 67 279 73 287 64 295 20047 18000 66 282 66 287 63 296 18000 15918 64 284 62 288 60 294 15918 13913 57 284 56 289 57 292 13913 12087 47 281 47 288 49 288 12087 10466 40 271 40 285 42 284 10466 9029 39 265 36 278 39 280 9029 7757 36 265 33 273 36 277 7757 6630 32 266 28 274 30 276 6630 5634 28 266 22*280 25 282 5634 4757 22*267 19*289 22 294 4757 3982 18*268 17 295 19 308 3982 3287 14 271 16 297 18 318 3287 2673 13 272 16 298 17 322 2673 2160 13 273 15 299 16 324 2160 1765 12 274 14 299 13 325 1765 1493 11 274 13 300 10 325 1493 1328 10 274 11 300 7*324 1328 1234 7 274 8 300 2*320 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