DrJack's BLIPSPOT for: WED 03/04 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 - - - - - - 0952z - - 1001z - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 38.8 - - 38.5 - - 29.0 Temp@2m Sfc.Heating - - - - - - 40 - - -2 - - -5 Sfc.Heating BL Depth - - - - - - 1628 - - 281 - - 32 BL Depth Hcrit - - - - - - 1215 - - 1216 - - 1215 Hcrit BL Top - - - - - - 2828 - - 1481 - - 1232 BL Top Hgt.Variab. - - - - - - 836 - - 1837 - - 284 Hgt.Variab. W* - - - - - - 169 - - 28 - - 0 W* B/S - - - - - - 4 - - 1 - - 0 B/S BL Wind - - - - - - 9 - - 4 - - 2 BL Wind Direction - - - - - - 274 - - 239 - - 156 Direction Wind Shear - - - - - - 7 - - 3 - - 0 Wind Shear Max.Converg - - - - - - 2 - - 0 - - -2 Max.Converg CLOUDpotent - - - - - - 693 - - -482 - - -642 CLOUDpotentl sfcLCL - - - - - - 2135 - - 1963 - - 1875 sfcLCL ODpotential - - - - - - 117 - - -6300 - - -9154 ODpotential blCL - - - - - - 2711 - - 7781 - - 10386 blCL maxRH - - - - - - 96 - - 89 - - 85 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 38.8 - - 38.5 - - 29.0 Temp@2m DewPt@2m - - - - - - 34.1 - - 34.5 - - 25.6 DewPt@2m Temp@Bot - - - - - - 38.8 - - 39.3 - - 34.8 Temp@Bot DewPt@Bot - - - - - - 33.2 - - 34.0 - - 31.1 DewPt@bot Sfc.Heating - - - - - - 40 - - -2 - - -5 Sfc.Heating BL Depth - - - - - - 1628 - - 281 - - 32 BL Depth EXPERIMENT - - - - - - 85 - - 58 - - 40 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 4 - - 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] 96196 27 219 19 230 32 227 96196 88975 38 230 37 240 33 244 88975 83399 26 218 34 244 36 243 83399 78741 35 239 42 253 39 255 78741 74722 36 250 42 251 44 266 74722 71175 38 258 43 253 50 267 71175 67955 44 261 50 257 56 267 67955 64983 54 256 55 258 60 266 64983 62220 58 262 56 267 64 269 62220 59536 67 269 65 271 68 271 59536 56731 71 269 71 264 72 269 56731 53816 69 264 70 261 70 267 53816 51038 67 262 69 266 68 270 51038 48549 72 269 74 270 72 271 48549 46324 75 268 80 268 74 268 46324 44310 75 265 82 265 75 267 44310 42478 76 266 80 264 77 268 42478 40802 80 271 82 268 77 273 40802 39266 85 275 85 274 83 280 39266 37852 89 274 90 277 84 280 37852 36533 91 272 91 274 82 281 36533 35263 91 269 89 272 83 281 35263 33972 90 267 88 271 85 279 33972 32630 87 265 87 271 85 276 32630 31240 86 265 86 271 81 274 31240 29785 85 265 85 272 77 275 29785 28254 84 266 83 272 73 275 28254 26647 83 267 81 271 72 276 26647 24960 78 266 78 268 74 278 24960 23201 73 261 74 263 72 276 23201 21370 70 257 74 261 70 268 21370 19466 67 257 73 260 70 265 19466 17479 64 260 69 261 65 266 17479 15456 60 262 61 266 56 267 15456 13509 55 263 52 270 48 268 13509 11739 49 264 45 273 42 270 11739 10166 44 269 40 275 36 270 10166 8769 40 275 36 277 33 269 8769 7528 38 281 32 280 30 266 7528 6428 36 284 28 282 28 264 6428 5457 33 284 26 281 26 265 5457 4604 28 283 25 276 25 267 4604 3855 22 283 21 270 23 270 3855 3187 16*280 17 264 20 273 3187 2599 12*277 13 257 16 278 2599 2109 9 274 9 248 13 279 2109 1734 8 273 7*245 10 271 1734 1476 7 273 6*242 5 260 1476 1320 6 273 5 239 2*208 1320 1232 5 271 3 234 2*156 1232 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