UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for VVDN... Searching the city database file for: VVDN ... Date:1200Z 23 APR 25 Station: VVDN WMO ident: 48855 Latitude: 16.03 Longitude: 108.18 Elevation: 7.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1007 7 26.6 23.9 85 2.7 24.6 60 1 299.2 302.6 297.5 354.3 18.86 1 1000 67 26.0 23.7 87 2.3 24.3 60 1 299.1 302.6 297.5 354.0 18.76 2 989 165 25.4 23.3 88 2.1 23.9 74 2 299.5 302.9 297.4 353.7 18.51 3 951 513 28.0 19.0 58 9.0 21.6 124 4 305.5 308.2 296.5 349.5 14.70 4 938 635 27.4 18.4 58 9.0 21.1 142 4 306.1 308.8 296.4 349.1 14.34 5 925 759 26.2 19.2 65 7.0 21.2 160 5 306.1 309.0 297.1 352.0 15.31 6 876 1239 24.2 16.2 61 8.0 18.7 160 5 308.8 311.3 296.5 349.3 13.34 7 862 1380 22.6 20.7 89 1.9 21.2 160 5 308.6 312.0 299.4 363.6 18.11 8 850 1502 22.8 15.8 65 7.0 17.9 160 5 310.0 312.6 296.8 350.9 13.40 9 844 1564 22.4 14.4 61 8.0 17.0 164 5 310.2 312.6 296.1 347.8 12.31 10 821 1803 20.0 15.4 75 4.6 16.8 181 5 310.2 312.7 297.0 351.4 13.53 11 779 2254 16.8 10.8 68 6.0 12.9 212 6 311.4 313.4 295.2 343.7 10.50 12 745 2634 15.4 -2.6 29 18.0 6.0 238 6 313.9 314.7 291.0 327.4 4.24 13 712 3017 12.6 -4.4 30 17.0 4.1 265 7 314.9 315.6 290.9 327.3 3.87 14 700 3160 11.4 2.4 54 9.0 6.3 275 7 315.1 316.4 293.2 335.6 6.51 15 698 3184 11.2 4.2 62 7.0 7.1 275 7 315.1 316.6 293.9 338.5 7.43 16 688 3304 11.2 -7.8 26 19.0 2.2 273 7 316.4 317.0 290.7 326.5 3.09 17 675 3463 10.0 -4.0 37 14.0 2.9 271 7 316.8 317.6 291.8 330.4 4.21 18 622 4137 5.4 -9.6 33 15.0 -1.3 263 6 319.1 319.6 291.4 328.8 2.97 19 613 4256 5.4 -19.6 14 25.0 -3.6 261 5 320.4 320.7 290.2 324.9 1.32 20 597 4472 3.4 -18.6 18 22.0 -4.6 258 5 320.5 320.8 290.5 325.6 1.48 21 590 4567 2.2 -3.8 64 6.0 -0.9 257 5 320.2 321.2 293.3 336.1 4.90 22 584 4650 2.2 -15.8 25 18.0 -4.7 256 5 321.1 321.5 291.0 327.6 1.91 23 579 4719 1.4 -2.8 74 4.2 -0.8 255 5 321.0 322.0 293.9 338.4 5.38 24 575 4775 1.4 -5.6 60 7.0 -2.0 255 5 321.6 322.5 293.3 336.0 4.38 25 573 4803 1.6 -21.4 16 23.0 -6.2 254 5 322.2 322.4 290.7 326.4 1.21 26 569 4859 1.6 -28.4 9 30.0 -7.1 253 5 322.8 323.0 290.3 325.2 0.65 27 554 5074 0.0 -10.0 47 10.0 -4.4 251 4 323.4 324.0 292.9 334.2 3.23 28 553 5089 0.2 -15.8 29 16.0 -6.0 250 4 323.8 324.2 291.9 330.7 2.02 29 541 5264 -0.3 -10.3 47 10.0 -4.7 248 4 325.3 325.9 293.3 336.1 3.23 30 503 5843 -4.5 -17.5 35 13.0 -9.2 241 3 327.0 327.4 292.7 333.6 1.92 31 500 5890 -4.7 -13.7 49 9.0 -8.3 240 3 327.3 327.8 293.4 336.4 2.65 32 495 5969 -5.5 -8.9 77 3.4 -7.1 241 3 327.3 328.1 294.4 340.5 3.94 33 473 6323 -6.7 -24.7 22 18.0 -12.1 246 5 330.1 330.3 292.8 334.0 1.09 34 448 6744 -8.7 -18.7 44 10.0 -12.2 252 7 332.7 333.1 294.2 339.6 1.95 35 418 7276 -12.3 -23.3 39 11.0 -15.6 260 9 334.8 335.0 294.3 339.8 1.40 36 400 7610 -14.5 -19.0 69 4.5 -16.0 265 11 336.1 336.6 295.2 343.7 2.13 37 398 7648 -14.9 -19.1 70 4.2 -16.3 264 11 336.1 336.5 295.2 343.7 2.12 38 388 7840 -15.9 -25.9 42 10.0 -18.6 259 11 337.2 337.5 294.7 341.6 1.19 39 359 8421 -19.9 -24.9 64 5.0 -21.2 244 10 339.5 339.8 295.4 344.6 1.41 40 347 8673 -21.7 -31.7 40 10.0 -23.8 238 10 340.3 340.5 295.1 343.3 0.78 41 345 8715 -21.9 -26.7 65 4.8 -23.1 237 10 340.6 340.9 295.6 345.3 1.25 42 342 8779 -22.3 -31.3 44 9.0 -24.2 235 10 340.9 341.1 295.3 344.0 0.82 43 334 8953 -23.5 -27.8 68 4.3 -24.5 231 10 341.6 341.9 295.7 346.0 1.16 44 326 9130 -24.5 -33.5 43 9.0 -26.2 226 10 342.6 342.8 295.6 345.3 0.69 45 309 9518 -27.3 -36.3 42 9.0 -28.8 216 9 344.0 344.1 295.8 346.1 0.56 46 300 9730 -29.3 -37.3 46 8.0 -30.6 210 9 344.1 344.2 295.8 346.1 0.52 47 280 10220 -32.9 -41.9 40 9.0 -34.0 212 7 345.8 345.8 296.0 347.1 0.34 48 259 10766 -36.9 -55.9 12 19.0 -38.1 214 6 347.7 347.7 296.2 348.0 0.08 49 250 11010 -39.1 -48.1 38 9.0 -39.8 215 5 347.9 348.0 296.4 348.7 0.20 50 234 11460 -42.9 -47.9 58 5.0 -43.3 245 7 348.8 348.9 296.5 349.7 0.21 51 229 11606 -44.1 -47.8 67 3.7 -44.3 254 7 349.2 349.2 296.7 350.1 0.22 52 200 12500 -51.5 -61.5 29 10.0 -51.8 315 11 351.2 351.2 297.0 351.4 0.05 53 198 12565 -51.9 -64.9 20 13.0 -52.2 310 11 351.6 351.6 297.0 351.7 0.03 54 190 12830 -54.5 -62.5 37 8.0 -54.7 289 10 351.6 351.6 297.0 351.8 0.04 55 174 13387 -58.5 -76.5 8 18.0 -58.7 245 7 353.9 353.9 297.5 354.0 0.01 56 159 13946 -63.7 -75.7 18 12.0 -63.8 199 5 354.4 354.4 297.5 354.4 0.01 57 150 14300 -66.3 -77.3 20 11.0 -66.4 170 3 355.9 355.9 297.9 355.9 0.01 58 137 14845 -69.5 -76.5 35 7.0 -69.5 158 5 359.6 359.6 298.6 359.6 0.01 59 125 15389 -71.3 -81.3 21 10.0 -71.3 145 7 365.9 365.9 299.8 365.9 0.00 60 100 16680 -80.1 -85.1 43 5.0 -80.1 115 11 373.0 373.0 301.1 373.0 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5823.00 m Freezing level: 548.20 mb = 5158.95 m = 16925.48 ft Wetbulb zero: 638.68 mb = 3918.96 m = 12857.32 ft Precipitable water: 1.86 inches Sfc-500 mean rel hum: 48.64 % Est. max temperature: 36.65 C = 97.97 F Sfc-Lift cond lev (LCL): 968.70 mb = 348.92 m = 1144.74 ft T: 26.78 C 700-500 lapse rate: 5.90 C/km ThetaE index: 24.10 C Layer 779.0- 700.0 mb Conv cond level (CCL): 787.70 mb = 2158.89 m = 7082.89 ft Mean mixing ratio: 16.14 g/kg Conv temperature: 38.63 C = 101.53 F Cap Strength: 5.02 C Lifted Index: -2.32 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.78 C Lifted Index @700 mb: 0.36 C Showalter Index: -2.08 C Risk: Severe thunderstorms possible Total Totals Index: 48.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.50 C Cross Totals Index: 20.50 C K Index: 34.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 202.60 Risk: None Energy Index: -2.81 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 528.18 J/kg Max Up Vert Vel: 32.50 m/s Conv Inhibition (B-): 246.82 J/kg Cap Strength: 5.00 C Lift Cond Lev (LCL): 876.10 mb = 1237.54 m = 4060.12 ft Lev Free Conv (LFC): 661.10 mb = 3634.68 m = 11924.64 ft Equ Level (EL): 201.10 mb = 12463.85 m = 40891.39 ft B at Equ Level: 525.96 J/kg Max Parcel Lev (MPL): 121.10 mb = 15572.87 m = 51091.46 ft Wind level data Storm motion: 269 at 4 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1000 67 60 1 -0.9 -0.5 | 83 5 -4.6 -0.5 1 925 759 160 5 -1.7 4.7 | 130 7 -5.5 4.7 2 850 1502 160 5 -1.7 4.7 | 130 7 -5.5 4.7 3 700 3160 275 7 7.0 -0.6 | 281 3 3.2 -0.6 4 500 5890 240 3 2.6 1.5 | 141 2 -1.2 1.5 5 400 7610 265 11 11.0 1.0 | 263 7 7.2 0.9 6 300 9730 210 9 4.5 7.8 | 185 8 0.7 7.8 7 250 11010 215 5 2.9 4.1 | 168 4 -0.9 4.1 8 200 12500 315 11 7.8 -7.8 | 333 9 4.0 -7.8 9 150 14300 170 3 -0.5 3.0 | 124 5 -4.3 2.9 10 100 16680 115 11 -10.0 4.6 | 109 14 -13.7 4.6 Wind Parameters Mean winds (0-6000m): 239.5 at 5.0 knts Storm direction: 269.5 at 3.8 knts Storm rel Dir Shear (0-3000m): -146.8 deg Energy-Hel index: 0.05 Bulk Rich Number: 128.19 Bulk Shear: 4.12 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 111 2 98 6| | | 1000 153 4 120 6| | | 1500 156 4 124 7| | | 2000 163 4 130 7| | | 2500 176 5 139 6| | | 3000 191 5 150 6| | | 4000 222 5 177 4| | | 5000 234 5 190 3| | | 6000 239 5 193 3| | | Wrote GIF file: /home/apache/climate/data/raob//VVDN/skewt/VVDN.skewt.20250423.12.gif