UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102900.upa.cvt Date: 0000Z 29 OCT 25 Searching for VH004... Searching the city database file for: VH004 ... Date:0000Z 29 OCT 25 Station: VH004 WMO ident: 45004 Latitude: 22.32 Longitude: 114.17 ------------------------------------------------------------------------------- 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 1010 66 22.6 18.4 77 4.2 19.8 95 3 294.9 297.3 292.5 333.0 13.30 1 1000 152 22.0 17.9 78 4.1 19.2 65 7 295.1 297.5 292.4 332.5 13.01 2 925 825 16.6 14.9 90 1.7 15.5 80 25 296.3 298.4 291.6 329.7 11.59 3 914 927 16.0 14.0 88 2.0 14.7 80 26 296.7 298.7 291.3 328.7 11.06 4 887 1183 17.2 14.7 85 2.5 15.5 76 16 300.5 302.7 293.2 335.5 11.94 5 850 1547 16.2 15.1 93 1.1 15.5 0 0 303.1 305.5 294.6 341.1 12.80 6 807 1988 13.6 13.6 100 0.0 13.6 104 5 304.9 307.2 294.7 341.4 12.23 7 732 2809 10.8 8.9 88 1.9 9.6 166 13 310.5 312.3 294.4 340.6 9.83 8 700 3181 8.0 7.6 97 0.4 7.8 165 13 311.3 313.1 294.4 340.3 9.40 9 683 3384 6.6 6.6 100 0.0 6.6 167 13 312.0 313.7 294.3 339.7 8.99 10 642 3892 5.6 3.3 85 2.3 4.2 201 14 316.4 317.9 294.4 340.3 7.58 11 610 4309 2.6 2.0 96 0.6 2.2 161 9 317.6 319.0 294.5 340.7 7.27 12 571 4842 0.0 -2.0 86 2.0 -1.0 183 15 320.6 321.8 294.1 339.3 5.80 13 555 5070 0.0 -9.0 51 9.0 -4.1 226 11 323.2 323.9 293.0 334.8 3.49 14 547 5186 -0.5 -10.5 47 10.0 -4.9 253 9 324.0 324.6 292.9 334.5 3.14 15 518 5620 -3.5 -9.5 63 6.0 -6.2 227 13 325.5 326.2 293.7 337.5 3.59 16 510 5743 -3.7 -17.7 33 14.0 -8.8 218 14 326.7 327.0 292.6 333.1 1.87 17 500 5900 -4.5 -17.5 35 13.0 -9.2 215 15 327.6 327.9 292.9 334.3 1.93 18 474 6317 -7.9 -22.9 29 15.0 -12.5 228 9 328.4 328.6 292.5 332.9 1.28 19 458 6582 -9.9 -17.9 52 8.0 -12.7 252 12 329.1 329.5 293.4 336.2 2.04 20 453 6666 -9.9 -18.9 48 9.0 -13.0 261 14 330.2 330.5 293.5 336.8 1.90 21 440 6891 -8.7 -26.7 22 18.0 -13.9 253 14 334.4 334.6 293.9 338.0 0.98 22 400 7620 -14.5 -37.5 12 23.0 -19.1 275 11 336.1 336.2 293.7 337.6 0.38 23 314 9403 -28.5 -56.5 5 28.0 -30.8 321 30 340.7 340.8 294.6 341.0 0.06 24 310 9495 -27.7 -60.7 3 33.0 -30.3 313 31 343.1 343.1 295.1 343.3 0.03 25 300 9730 -28.5 -62.5 2 34.0 -31.0 295 33 345.2 345.2 295.6 345.3 0.03 26 285 10096 -30.5 -56.5 6 26.0 -32.6 289 33 347.5 347.5 296.1 347.7 0.06 27 250 11010 -38.7 -53.7 19 15.0 -39.7 265 36 348.5 348.6 296.4 349.0 0.10 28 231 11548 -43.9 -53.9 32 10.0 -44.5 256 40 348.6 348.6 296.4 349.0 0.11 29 201 12468 -51.5 -58.5 43 7.0 -51.7 260 44 350.7 350.7 296.8 351.0 0.07 30 200 12500 -51.7 -58.7 43 7.0 -52.0 265 38 350.9 350.9 296.9 351.2 0.07 31 195 12664 -52.9 -63.9 25 11.0 -53.2 268 38 351.5 351.5 297.0 351.7 0.04 32 168 13607 -61.3 -66.3 51 5.0 -61.4 266 38 352.8 352.9 297.3 353.0 0.03 TRP WND Sounding variables and indices 1000-500 mb thick: 5748.00 m Freezing level: 555.00 mb = 5069.80 m = 16632.99 ft Wetbulb zero: 583.30 mb = 4669.74 m = 15320.48 ft Precipitable water: 1.98 inches Sfc-500 mean rel hum: 83.84 % Est. max temperature: 30.10 C = 86.18 F Sfc-Lift cond lev (LCL): 949.73 mb = 597.23 m = 1959.40 ft T: 18.43 C 700-500 lapse rate: 4.60 C/km ThetaE index: 4.35 C Layer 1000.0- 887.0 mb Conv cond level (CCL): 807.00 mb = 1988.09 m = 6522.52 ft Mean mixing ratio: 12.22 g/kg Conv temperature: 32.61 C = 90.69 F Cap Strength: 6.07 C Lifted Index: 6.26 C Risk: None Lifted Index @300 mb: 11.15 C Lifted Index @700 mb: 3.35 C Showalter Index: 1.87 C Risk: Showers probable Total Totals Index: 40.30 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 19.60 C K Index: 35.40 Risk: > 80 % chance of thunderstorms Sweat Index: 196.20 Risk: None Energy Index: -1.33 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.98 J/kg Max Up Vert Vel: 2.82 m/s Conv Inhibition (B-): 3885.73 J/kg Cap Strength: 6.11 C Lift Cond Lev (LCL): 919.77 mb = 873.40 m = 2865.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 189 at 9 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 1010 66 95 3 -3.0 0.3 | 27 10 -4.4 -8.7 1 1000 152 65 7 -6.3 -3.0 | 33 14 -7.8 -11.9 2 982 305 55 9 -7.4 -5.2 | 32 17 -8.8 -14.1 3 948 610 80 19 -18.7 -3.3 | 59 24 -20.2 -12.2 4 925 825 80 25 -24.6 -4.3 | 63 29 -26.1 -13.3 5 915 914 80 27 -26.6 -4.7 | 64 31 -28.0 -13.6 6 883 1219 75 15 -14.5 -3.9 | 51 20 -15.9 -12.8 7 852 1524 0 0 -0.0 -0.0 | 9 9 -1.4 -8.9 8 850 1547 0 0 -0.0 -0.0 | 9 9 -1.4 -8.9 9 793 2134 140 7 -4.5 5.4 | 59 7 -5.9 -3.6 10 711 3048 175 15 -1.3 14.9 | 155 7 -2.8 6.0 11 700 3181 165 13 -3.4 12.6 | 127 6 -4.8 3.6 12 685 3353 165 13 -3.4 12.6 | 127 6 -4.8 3.6 13 660 3658 190 15 2.6 14.8 | 191 6 1.2 5.8 14 635 3962 205 13 5.5 11.8 | 235 5 4.0 2.9 15 612 4267 160 9 -3.1 8.5 | 84 5 -4.5 -0.5 16 589 4572 170 13 -2.3 12.8 | 136 5 -3.7 3.9 17 567 4877 185 15 1.3 14.9 | 179 6 -0.1 6.0 18 546 5182 255 9 8.7 2.3 | 312 10 7.2 -6.6 19 507 5791 215 15 8.6 12.3 | 245 8 7.2 3.4 20 500 5900 215 15 8.6 12.3 | 245 8 7.2 3.4 21 487 6096 210 13 6.5 11.3 | 245 6 5.1 2.3 22 469 6401 235 7 5.7 4.0 | 319 7 4.3 -4.9 23 450 6706 265 15 14.9 1.3 | 299 16 13.5 -7.6 24 433 7010 245 13 11.8 5.5 | 288 11 10.3 -3.4 25 400 7620 275 11 11.0 -1.0 | 316 14 9.5 -9.9 26 400 7620 275 11 11.0 -1.0 | 316 14 9.5 -9.9 27 384 7925 295 15 13.6 -6.3 | 321 20 12.1 -15.3 28 353 8534 300 23 19.9 -11.5 | 318 28 18.5 -20.4 29 339 8839 330 23 11.5 -19.9 | 341 31 10.1 -28.8 30 325 9144 340 27 9.2 -25.4 | 347 35 7.8 -34.3 31 300 9730 295 33 29.9 -13.9 | 309 37 28.5 -22.9 32 286 10058 290 33 31.0 -11.3 | 304 36 29.6 -20.2 33 262 10668 270 42 42.0 -0.0 | 282 42 40.6 -8.9 34 250 11010 265 36 35.9 3.1 | 280 35 34.4 -5.8 35 219 11887 250 42 39.5 14.4 | 262 38 38.0 5.4 36 200 12497 260 44 43.3 7.6 | 272 42 41.9 -1.3 37 200 12500 265 38 37.9 3.3 | 279 37 36.4 -5.6 38 191 12802 270 38 38.0 -0.0 | 284 38 36.6 -8.9 39 165 13716 265 38 37.9 3.3 | 279 37 36.4 -5.6 Wind Parameters Mean winds (0-6000m): 159.2 at 12.1 knts Storm direction: 189.2 at 9.0 knts Shear (0-3000m) pos: 2.6 neg: 1.1 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 124.6 deg Storm rel helicity (0-3000m) pos: 108.4 neg: -94.2 tot: 14.2 m^2/s^2 ave: 4.7 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 12.9 stream: 2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.12 Bulk Shear: 34.25 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 67 10 40 17| 0.0 15.2 15.2| 44.0 -0.7 43.3 86.6 0.52| 17.2 9.0 1000 76 17 54 22| 1.8 7.6 9.4| 69.8 -19.0 50.8 50.8 0.33| 15.6 5.2 1500 76 14 51 20| 1.2 2.2 3.4| 69.8 -94.2 -24.4 -16.3 -0.10| 18.6 -1.9 2000 79 12 49 17| 2.4 1.7 4.0| 90.2 -94.2 -4.1 -2.0 0.03| 16.3 0.5 2500 89 11 54 15| 2.6 1.3 3.9|100.0 -94.2 5.8 2.3 0.11| 14.4 1.6 3000 104 11 63 14| 2.6 1.1 3.7|108.4 -94.2 14.2 4.7 0.17| 12.9 2.2 4000 130 12 83 11| 1.5 0.8 2.3|123.2-100.8 22.3 5.6 0.19| 11.9 2.3 5000 143 12 94 9| 1.1 0.3 1.4|148.4-104.5 43.9 8.8 0.26| 12.1 3.2 6000 159 12 112 6| 1.1 0.4 1.5|156.6-126.1 30.5 5.1 0.19| 11.5 2.2 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20251029.00.gif