UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101900.upa.cvt Date: 0000Z 19 OCT 25 Searching for VH004... Searching the city database file for: VH004 ... Date:0000Z 19 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 1005 63 27.8 23.4 77 4.4 24.6 15 3 300.5 303.9 297.5 354.3 18.32 1 1000 107 27.6 22.9 76 4.7 24.2 30 5 300.8 304.0 297.3 353.2 17.85 2 925 795 21.8 20.2 91 1.6 20.7 85 15 301.6 304.6 296.5 349.7 16.32 3 894 1091 19.2 18.4 95 0.8 18.7 74 20 301.9 304.6 295.8 346.3 15.06 4 850 1525 17.0 14.1 83 2.9 15.1 65 31 304.0 306.2 294.2 339.6 11.99 5 802 2019 15.0 10.5 74 4.5 12.1 61 29 306.9 308.8 293.6 337.1 9.99 6 794 2104 15.2 6.2 55 9.0 9.9 60 29 308.0 309.4 292.0 330.9 7.51 7 755 2531 15.0 1.0 39 14.0 7.3 66 19 312.3 313.3 291.5 329.3 5.45 8 752 2564 14.6 5.6 55 9.0 9.2 67 18 312.2 313.6 293.3 335.8 7.61 9 723 2896 13.0 -6.0 26 19.0 3.8 72 14 314.0 314.6 290.2 324.8 3.38 10 700 3167 11.6 -6.4 28 18.0 2.9 70 13 315.3 316.0 290.6 326.2 3.38 11 698 3191 11.4 -6.6 28 18.0 2.8 70 13 315.4 316.0 290.6 326.2 3.34 12 675 3469 8.6 -2.4 46 11.0 2.9 67 13 315.3 316.2 291.8 330.4 4.75 13 637 3945 5.0 -11.0 30 16.0 -1.9 65 14 316.4 316.9 290.2 324.9 2.59 14 600 4431 3.0 -23.0 13 26.0 -5.5 65 15 319.6 319.8 289.7 323.1 1.00 15 539 5294 -0.9 -23.9 16 23.0 -8.2 75 8 324.9 325.1 291.3 328.5 1.03 16 500 5890 -3.9 -27.9 14 24.0 -10.7 80 11 328.3 328.4 292.0 331.1 0.77 17 492 6017 -4.1 -32.1 9 28.0 -11.3 74 11 329.6 329.7 292.1 331.5 0.53 18 400 7610 -15.3 -41.3 9 26.0 -19.8 100 11 335.1 335.2 293.3 336.1 0.26 19 365 8296 -19.1 -48.1 6 29.0 -23.1 121 12 338.9 339.0 294.2 339.5 0.13 20 300 9720 -30.7 -45.7 22 15.0 -32.3 165 17 342.1 342.2 295.0 343.0 0.21 21 262 10669 -39.9 -46.9 47 7.0 -40.5 165 19 342.1 342.2 295.0 343.0 0.21 22 250 10990 -41.7 -58.7 14 17.0 -42.5 175 9 344.1 344.1 295.3 344.3 0.06 23 228 11605 -47.3 -57.3 31 10.0 -47.7 173 10 344.7 344.7 295.5 345.0 0.07 24 224 11721 -47.1 -70.1 5 23.0 -47.7 173 10 346.8 346.8 295.9 346.8 0.01 25 221 11810 -47.7 -68.7 7 21.0 -48.2 172 10 347.2 347.2 296.0 347.3 0.02 26 200 12460 -52.9 -67.9 15 15.0 -53.2 170 11 349.0 349.0 296.4 349.1 0.02 27 183 13027 -57.1 -72.1 13 15.0 -57.3 172 21 351.2 351.2 296.9 351.2 0.01 28 150 14260 -65.3 -77.3 17 12.0 -65.4 195 35 357.6 357.6 298.2 357.6 0.01 29 120 15590 -75.3 -81.3 39 6.0 -75.3 207 18 362.8 362.8 299.2 362.8 0.00 30 107 16252 -77.7 -84.7 31 7.0 -77.7 198 13 370.4 370.4 300.7 370.4 0.00 31 100 16640 -77.5 -84.5 32 7.0 -77.5 295 5 378.0 378.0 301.9 378.0 0.00 32 91 17175 -80.7 -86.7 36 6.0 -80.7 315 3 382.0 382.0 302.6 382.0 0.00 33 86 17492 -81.3 -87.3 35 6.0 -81.3 344 5 387.0 387.0 303.3 387.0 0.00 34 84 17626 -77.3 -86.3 22 9.0 -77.3 360 6 397.7 397.7 304.9 397.7 0.00 35 70 18680 -73.5 -87.5 10 14.0 -73.6 150 17 427.1 427.1 308.5 427.2 0.00 36 65 19114 -72.7 -88.7 7 16.0 -72.8 147 14 438.0 438.0 309.7 438.0 0.00 37 60 19589 -68.3 -89.3 3 21.0 -68.5 71 15 458.0 458.0 311.6 458.0 0.00 38 58 19792 -70.1 -90.1 4 20.0 -70.2 51 19 458.4 458.4 311.6 458.4 0.00 39 50 20680 -67.5 -90.5 2 23.0 -67.7 125 11 484.4 484.4 313.8 484.4 0.00 40 33 23249 -58.1 -87.1 1 29.0 -59.2 73 21 570.5 570.5 319.2 570.5 0.01 41 31 23643 -59.1 -88.1 1 29.0 -60.1 75 22 578.1 578.1 319.6 578.1 0.01 42 30 23850 -57.3 -87.3 1 30.0 -58.5 90 25 588.4 588.4 320.0 588.5 0.01 43 20 26430 -52.1 -84.1 1 32.0 -55.0 105 31 676.7 676.7 323.7 676.8 0.02 44 19 26763 -50.7 -83.7 1 33.0 -54.1 104 32 691.0 691.1 324.1 691.2 0.02 45 17 27485 -52.3 -84.3 1 32.0 -55.5 101 33 708.3 708.3 324.7 708.4 0.02 46 14 28766 -43.7 -81.7 1 38.0 -50.7 118 30 777.8 777.9 326.7 778.2 0.04 47 12 29803 -43.1 -81.1 1 38.0 -51.0 81 14 815.0 815.1 327.6 815.5 0.05 48 11 30387 -44.9 -81.9 1 37.0 -52.2 68 14 829.0 829.1 328.0 829.5 0.04 TRP 91 17175 -80.7 -86.7 36 6.0 -80.7 315 3 382.0 382.0 302.6 382.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5783.00 m Freezing level: 553.08 mb = 5094.69 m = 16714.66 ft Wetbulb zero: 651.85 mb = 3755.72 m = 12321.78 ft Precipitable water: 1.59 inches Sfc-500 mean rel hum: 46.07 % Est. max temperature: 31.00 C = 87.79 F Sfc-Lift cond lev (LCL): 943.13 mb = 623.68 m = 2046.18 ft T: 23.24 C 700-500 lapse rate: 5.69 C/km ThetaE index: 24.98 C Layer 1000.0- 752.0 mb Conv cond level (CCL): 909.26 mb = 943.94 m = 3096.88 ft Mean mixing ratio: 16.89 g/kg Conv temperature: 29.02 C = 84.23 F Cap Strength: 1.33 C Lifted Index: -1.34 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.89 C Lifted Index @700 mb: 0.74 C Showalter Index: 3.05 C Risk: None Total Totals Index: 38.90 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 18.00 C K Index: 17.00 Risk: < 20 % chance of thunderstorms Sweat Index: 242.20 Risk: None Energy Index: -1.56 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 829.62 J/kg Max Up Vert Vel: 40.73 m/s Conv Inhibition (B-): 1.69 J/kg Cap Strength: 1.27 C Lift Cond Lev (LCL): 915.93 mb = 880.52 m = 2888.82 ft Lev Free Conv (LFC): 900.93 mb = 1023.80 m = 3358.88 ft Equ Level (EL): 780.93 mb = 2244.58 m = 7364.00 ft B at Equ Level: 32.16 J/kg Max Parcel Lev (MPL): 100.93 mb = 16586.96 m = 54418.51 ft Wind level data Storm motion: 97 at 12 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 1005 63 15 3 -0.8 -2.9 | 291 12 11.0 -4.3 1 1000 107 30 5 -2.5 -4.3 | 302 11 9.3 -5.7 2 978 305 35 7 -4.0 -5.7 | 313 11 7.8 -7.1 3 945 610 60 15 -13.0 -7.5 | 8 9 -1.2 -8.9 4 925 795 85 15 -14.9 -1.3 | 50 4 -3.2 -2.7 5 912 914 75 15 -14.5 -3.9 | 27 6 -2.7 -5.3 6 850 1524 70 33 -31.0 -11.3 | 57 23 -19.2 -12.7 7 850 1525 65 31 -28.1 -13.1 | 48 22 -16.3 -14.5 8 791 2134 60 29 -25.1 -14.5 | 40 21 -13.3 -15.9 9 736 2743 70 13 -12.2 -4.4 | 4 6 -0.4 -5.8 10 710 3048 75 15 -14.5 -3.9 | 27 6 -2.7 -5.3 11 700 3167 70 13 -12.2 -4.4 | 4 6 -0.4 -5.8 12 659 3658 65 13 -11.8 -5.5 | 0 7 -0.0 -6.9 13 588 4572 65 15 -13.6 -6.3 | 13 8 -1.8 -7.7 14 567 4877 75 13 -12.6 -3.4 | 9 5 -0.8 -4.8 15 526 5486 75 5 -4.8 -1.3 | 291 7 6.9 -2.7 16 506 5791 65 11 -10.0 -4.6 | 343 6 1.8 -6.0 17 500 5890 80 11 -10.8 -1.9 | 344 3 0.9 -3.3 18 487 6096 70 11 -10.3 -3.8 | 344 5 1.4 -5.2 19 450 6706 75 11 -10.6 -2.8 | 345 4 1.1 -4.2 20 432 7010 55 9 -7.4 -5.2 | 326 8 4.4 -6.6 21 416 7315 85 11 -11.0 -1.0 | 341 2 0.8 -2.4 22 400 7610 100 11 -10.8 1.9 | 241 1 0.9 0.5 23 399 7620 80 9 -8.9 -1.6 | 316 4 2.9 -3.0 24 383 7925 115 11 -10.0 4.6 | 209 4 1.8 3.3 25 325 9144 135 15 -10.6 10.6 | 187 9 1.2 9.2 26 311 9449 160 13 -4.4 12.2 | 214 13 7.3 10.8 27 300 9720 165 17 -4.4 16.4 | 206 17 7.4 15.0 28 299 9754 150 15 -7.5 13.0 | 200 12 4.3 11.6 29 274 10363 175 17 -1.5 16.9 | 214 19 10.3 15.5 30 262 10668 165 19 -4.9 18.4 | 202 18 6.9 17.0 31 251 10973 180 13 0.0 13.0 | 225 17 11.8 11.6 32 250 10990 175 9 -0.8 9.0 | 235 13 11.0 7.6 33 200 12460 170 11 -1.9 10.8 | 226 14 9.9 9.4 34 199 12497 180 7 0.0 7.0 | 245 13 11.8 5.6 35 189 12802 165 15 -3.9 14.5 | 211 15 7.9 13.1 36 172 13411 185 33 2.9 32.9 | 205 35 14.6 31.5 37 150 14260 195 35 9.1 33.8 | 213 39 20.8 32.4 38 148 14326 190 36 6.3 35.5 | 208 39 18.0 34.1 39 134 14935 215 23 13.2 18.8 | 235 30 25.0 17.4 40 103 16459 195 11 2.8 10.6 | 238 17 14.6 9.2 41 100 16640 295 5 4.5 -2.1 | 282 17 16.3 -3.5 42 98 16764 295 5 4.5 -2.1 | 282 17 16.3 -3.5 43 91 17175 315 3 2.1 -2.1 | 284 14 13.9 -3.5 44 88 17374 330 3 1.5 -2.6 | 287 14 13.3 -4.0 45 79 17983 40 11 -7.1 -8.4 | 334 11 4.7 -9.8 46 75 18288 40 5 -3.2 -3.8 | 301 10 8.6 -5.2 47 71 18593 120 21 -18.2 10.5 | 145 11 -6.4 9.1 48 70 18680 150 17 -8.5 14.7 | 194 14 3.3 13.3 49 67 18898 125 23 -18.8 13.2 | 149 14 -7.1 11.8 50 64 19202 155 11 -4.6 10.0 | 220 11 7.1 8.6 51 61 19507 80 13 -12.8 -2.3 | 16 4 -1.0 -3.7 52 58 19812 50 19 -14.6 -12.2 | 12 14 -2.8 -13.6 53 55 20117 105 9 -8.7 2.3 | 253 3 3.1 0.9 54 52 20422 65 15 -13.6 -6.3 | 13 8 -1.8 -7.7 55 50 20680 125 11 -9.0 6.3 | 209 6 2.8 4.9 56 50 20726 110 13 -12.2 4.4 | 172 3 -0.4 3.1 57 47 21031 125 13 -10.6 7.5 | 190 6 1.1 6.1 58 45 21336 100 13 -12.8 2.3 | 130 1 -1.0 0.9 59 41 21946 110 19 -17.9 6.5 | 130 8 -6.1 5.1 60 39 22250 85 17 -16.9 -1.5 | 61 6 -5.2 -2.9 61 34 23165 65 23 -20.8 -9.7 | 39 14 -9.1 -11.1 62 32 23470 90 17 -17.0 0.0 | 75 5 -5.2 -1.4 63 30 23774 65 25 -22.7 -10.6 | 42 16 -10.9 -12.0 64 30 23850 90 25 -25.0 0.0 | 84 13 -13.2 -1.4 65 29 24079 85 33 -32.9 -2.9 | 79 22 -21.1 -4.3 66 28 24384 95 17 -16.9 1.5 | 91 5 -5.2 0.1 67 25 24994 60 21 -18.2 -10.5 | 28 14 -6.4 -11.9 68 24 25298 100 31 -30.5 5.4 | 102 19 -18.8 4.0 69 21 26213 85 23 -22.9 -2.0 | 73 12 -11.1 -3.4 70 20 26430 105 31 -29.9 8.0 | 110 19 -18.2 6.6 71 17 27127 100 33 -32.5 5.7 | 102 21 -20.7 4.3 72 15 27432 125 40 -32.8 22.9 | 136 30 -21.0 21.5 73 13 28042 110 19 -17.9 6.5 | 130 8 -6.1 5.1 74 12 28346 75 13 -12.6 -3.4 | 9 5 -0.8 -4.8 75 10 28956 60 15 -13.0 -7.5 | 8 9 -1.2 -8.9 76 9 29261 35 19 -10.9 -15.6 | 357 17 0.9 -17.0 77 8 29566 50 13 -10.0 -8.4 | 349 10 1.8 -9.8 78 8 29870 30 11 -5.5 -9.5 | 330 13 6.3 -10.9 79 7 30175 40 9 -5.8 -6.9 | 324 10 6.0 -8.3 Wind Parameters Mean winds (0-6000m): 66.8 at 15.8 knts Storm direction: 96.8 at 11.9 knts Shear (0-3000m) pos: 1.8 neg: 1.9 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 93.0 deg Storm rel helicity (0-3000m) pos: 56.4 neg: -48.9 tot: 7.4 m^2/s^2 ave: 2.5 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 1.9 10^-3/s Energy-Hel index: 0.28 Bulk Rich Number: 77.62 Bulk Shear: 10.69 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 43 8 319 10| 12.0 0.0 12.0| 31.4 0.0 31.4 62.8 0.97| 12.5 12.1 1000 64 12 350 7| 9.3 0.0 9.3| 43.7 -0.4 43.4 43.4 0.75| 12.4 9.2 1500 67 17 26 9| 6.2 4.2 10.3| 53.4 -18.1 35.4 23.6 0.45| 13.4 6.0 2000 66 20 34 12| 4.6 2.9 7.5| 53.4 -32.5 21.0 10.5 0.36| 10.8 3.8 2500 65 21 35 13| 2.1 2.3 4.4| 53.4 -43.2 10.2 4.1 0.22| 11.0 2.5 3000 65 20 33 12| 1.8 1.9 3.7| 56.4 -48.9 7.4 2.5 0.18| 10.3 1.9 4000 66 18 29 10| 1.3 1.5 2.9| 57.8 -52.8 5.0 1.2 0.14| 8.3 1.2 5000 66 17 26 9| 1.2 1.3 2.6| 59.6 -56.3 3.4 0.7 0.10| 7.3 0.8 6000 67 16 20 8| 1.0 1.2 2.2| 68.4 -62.4 6.0 1.0 0.10| 7.2 0.7 Wrote GIF file: /home/apache/climate/data/raob//VH004/skewt/VH004.skewt.20251019.00.gif