UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042323.upa.cvt Date: 2300Z 23 APR 25 Searching for NVVV... Searching the city database file for: NVVV ... Date:2300Z 23 APR 25 Station: NVVV WMO ident: 91557 Latitude: -17.70 Longitude: 168.30 Elevation: 21.00 ------------------------------------------------------------------------------- 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 1008 21 28.4 25.9 86 2.5 26.5 210 4 300.9 304.8 299.4 363.7 21.31 1 1000 94 27.2 24.6 86 2.6 25.3 235 3 300.4 304.0 298.4 358.7 19.84 2 925 783 22.8 22.0 95 0.8 22.2 30 7 302.6 306.0 298.1 356.8 18.28 3 850 1518 18.8 18.1 96 0.7 18.3 15 8 305.8 308.7 297.2 352.5 15.56 4 700 3168 11.2 4.2 62 7.0 7.1 20 3 314.9 316.3 293.9 338.1 7.41 5 500 5900 -3.9 -23.9 19 20.0 -10.2 260 8 328.3 328.5 292.3 332.2 1.11 6 400 7620 -14.5 -21.5 55 7.0 -16.7 290 16 336.1 336.5 294.8 342.3 1.72 7 300 9740 -29.3 -41.3 30 12.0 -30.9 285 24 344.1 344.2 295.6 345.4 0.34 8 250 11020 -39.3 -50.3 30 11.0 -40.1 275 24 347.6 347.7 296.3 348.3 0.15 9 200 12500 -51.3 -67.3 13 16.0 -51.7 305 20 351.5 351.5 297.0 351.6 0.02 10 150 14310 -66.7 -74.7 32 8.0 -66.8 305 18 355.2 355.2 297.7 355.2 0.01 11 100 16650 -81.9 -87.9 35 6.0 -81.9 60 5 369.5 369.5 300.5 369.5 0.00 12 95 16936 -83.3 -88.3 41 5.0 -83.3 49 7 372.2 372.2 300.9 372.2 0.00 13 78 18047 -78.5 -87.5 22 9.0 -78.5 28 4 403.8 403.8 305.7 403.8 0.00 14 74 18345 -80.7 -89.7 21 9.0 -80.7 124 20 405.2 405.2 305.9 405.3 0.00 15 64 19180 -72.9 -89.9 6 17.0 -73.0 108 6 439.5 439.5 309.8 439.6 0.00 16 61 19462 -72.7 -89.7 6 17.0 -72.8 95 10 446.1 446.1 310.5 446.1 0.00 17 58 19762 -67.3 -89.3 3 22.0 -67.5 86 21 464.7 464.7 312.2 464.8 0.00 18 51 20541 -65.3 -89.3 2 24.0 -65.6 104 16 486.8 486.8 314.0 486.9 0.00 19 48 20909 -66.5 -89.5 3 23.0 -66.8 122 20 492.5 492.5 314.4 492.5 0.00 20 44 21436 -66.1 -89.1 3 23.0 -66.4 102 26 505.9 505.9 315.4 505.9 0.00 21 39 22179 -59.9 -87.9 1 28.0 -60.6 114 19 539.3 539.3 317.5 539.3 0.00 22 38 22341 -61.3 -88.3 2 27.0 -61.9 107 21 539.8 539.8 317.5 539.8 0.00 23 20 26444 -48.5 -83.5 1 35.0 -52.4 86 23 687.7 687.7 324.0 687.9 0.02 24 17 27515 -47.7 -83.7 1 36.0 -52.4 81 26 723.0 723.0 325.1 723.2 0.02 25 16 27915 -47.7 -82.7 1 35.0 -52.5 66 28 735.7 735.7 325.6 735.9 0.03 TRP WND Sounding variables and indices 1000-500 mb thick: 5806.00 m Freezing level: 551.66 mb = 5194.38 m = 17041.73 ft Wetbulb zero: 618.14 mb = 4177.82 m = 13706.58 ft Precipitable water: 2.24 inches Sfc-500 mean rel hum: 63.94 % Est. max temperature: 33.03 C = 91.46 F Sfc-Lift cond lev (LCL): 972.68 mb = 338.79 m = 1111.51 ft T: 25.64 C 700-500 lapse rate: 5.53 C/km ThetaE index: 31.51 C Layer 1000.0- 400.0 mb Conv cond level (CCL): 919.73 mb = 832.70 m = 2731.92 ft Mean mixing ratio: 18.98 g/kg Conv temperature: 30.39 C = 86.69 F Cap Strength: 0.60 C Lifted Index: -3.57 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -5.00 C Lifted Index @700 mb: -1.42 C Showalter Index: -1.81 C Risk: Thunderstorms probable Total Totals Index: 44.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.70 C Cross Totals Index: 22.00 C K Index: 33.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 241.20 Risk: None Energy Index: -3.89 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1724.14 J/kg Max Up Vert Vel: 58.72 m/s Conv Inhibition (B-): 2.90 J/kg Cap Strength: 0.60 C Lift Cond Lev (LCL): 935.65 mb = 681.79 m = 2236.83 ft Lev Free Conv (LFC): 900.65 mb = 1014.85 m = 3329.51 ft Equ Level (EL): 130.65 mb = 15106.90 m = 49562.72 ft B at Equ Level: 1694.51 J/kg Max Parcel Lev (MPL): 70.65 mb = 18611.14 m = 61059.42 ft Wind level data Storm motion: 9 at 5 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 1008 21 210 4 2.0 3.5 | 199 8 2.7 7.9 1 1000 94 235 3 2.5 1.7 | 207 7 3.2 6.2 2 925 783 30 7 -3.5 -6.1 | 60 3 -2.8 -1.6 3 911 914 20 9 -3.1 -8.5 | 30 5 -2.3 -4.0 4 850 1518 15 8 -2.1 -7.7 | 22 4 -1.3 -3.3 5 791 2134 50 6 -4.6 -3.9 | 99 4 -3.9 0.6 6 700 3168 20 3 -1.0 -2.8 | 170 2 -0.3 1.6 7 611 4267 290 4 3.8 -1.4 | 236 5 4.5 3.1 8 526 5486 295 10 9.1 -4.2 | 269 10 9.8 0.2 9 507 5791 270 10 10.0 -0.0 | 247 12 10.7 4.5 10 500 5900 260 8 7.9 1.4 | 236 10 8.6 5.8 11 487 6096 285 6 5.8 -1.6 | 246 7 6.5 2.9 12 469 6401 300 12 10.4 -6.0 | 278 11 11.1 -1.5 13 416 7315 275 14 13.9 -1.2 | 258 15 14.7 3.2 14 400 7620 290 16 15.0 -5.5 | 274 16 15.8 -1.0 15 384 7925 295 19 17.2 -8.0 | 281 18 18.0 -3.6 16 368 8230 285 24 23.2 -6.2 | 274 24 23.9 -1.8 17 353 8534 305 22 18.0 -12.6 | 294 20 18.8 -8.2 18 300 9740 285 24 23.2 -6.2 | 274 24 23.9 -1.8 19 250 11020 275 24 23.9 -2.1 | 265 25 24.7 2.4 20 240 11278 270 26 26.0 -0.0 | 261 27 26.7 4.5 21 219 11887 275 17 16.9 -1.5 | 260 18 17.7 3.0 22 200 12500 305 20 16.4 -11.5 | 292 19 17.1 -7.0 23 191 12802 305 19 15.6 -10.9 | 292 18 16.3 -6.4 24 157 14021 275 21 20.9 -1.8 | 263 22 21.7 2.6 25 150 14310 305 18 14.7 -10.3 | 291 17 15.5 -5.9 26 142 14630 310 18 13.8 -11.6 | 296 16 14.5 -7.1 27 135 14935 300 20 17.3 -10.0 | 287 19 18.1 -5.5 28 128 15240 315 17 12.0 -12.0 | 301 15 12.8 -7.6 29 121 15545 345 17 4.4 -16.4 | 337 13 5.1 -12.0 30 109 16154 320 13 8.4 -10.0 | 301 11 9.1 -5.5 31 100 16650 60 5 -4.3 -2.5 | 119 4 -3.6 2.0 32 98 16764 60 5 -4.3 -2.5 | 119 4 -3.6 2.0 33 83 17678 5 17 -1.5 -16.9 | 3 12 -0.7 -12.5 34 79 17983 0 0 -0.0 -0.0 | 189 5 0.7 4.5 35 75 18288 125 19 -15.6 10.9 | 136 21 -14.8 15.4 36 71 18593 120 23 -19.9 11.5 | 130 25 -19.2 16.0 37 67 18898 90 14 -14.0 0.0 | 109 14 -13.3 4.5 38 64 19202 110 5 -4.7 1.7 | 147 7 -4.0 6.2 39 60 19507 90 11 -11.0 0.0 | 113 11 -10.3 4.5 40 57 19812 85 25 -24.9 -2.2 | 95 24 -24.2 2.3 41 54 20117 80 14 -13.8 -2.4 | 99 13 -13.0 2.0 42 49 20726 125 18 -14.7 10.3 | 137 20 -14.0 14.8 43 46 21031 110 29 -27.3 9.9 | 118 30 -26.5 14.4 44 44 21336 100 25 -24.6 4.3 | 110 25 -23.9 8.8 45 41 21641 70 22 -20.7 -7.5 | 81 20 -19.9 -3.1 46 39 21946 115 19 -17.2 8.0 | 127 21 -16.5 12.5 47 37 22250 100 22 -21.7 3.8 | 112 23 -20.9 8.3 48 35 22555 70 21 -19.7 -7.2 | 82 19 -19.0 -2.7 49 32 23165 70 21 -19.7 -7.2 | 82 19 -19.0 -2.7 50 30 23470 100 22 -21.7 3.8 | 112 23 -20.9 8.3 51 24 24689 95 34 -33.9 3.0 | 103 34 -33.1 7.4 52 20 25603 90 25 -25.0 0.0 | 100 25 -24.3 4.5 53 19 25908 80 20 -19.7 -3.5 | 93 19 -19.0 1.0 54 18 26213 70 27 -25.4 -9.2 | 79 25 -24.6 -4.8 55 16 26822 85 25 -24.9 -2.2 | 95 24 -24.2 2.3 56 16 27127 50 31 -23.7 -19.9 | 56 28 -23.0 -15.5 57 13 28042 80 33 -32.5 -5.7 | 88 32 -31.8 -1.3 Wind Parameters Mean winds (0-6000m): 339.5 at 6.0 knts Storm direction: 9.5 at 4.5 knts Shear (0-3000m) pos: 1.9 neg: 0.7 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): -45.6 deg Storm rel helicity (0-3000m) pos: 20.1 neg: -2.0 tot: 18.0 m^2/s^2 ave: 6.0 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 3.1 10^-3/s Energy-Hel index: 0.20 Bulk Rich Number: 632.53 Bulk Shear: 2.73 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 ------------------------------------------------------------------------------- 500 291 4 237 6| 8.5 0.0 8.5| 11.8 0.0 11.8 23.6 0.82| 9.5 7.8 1000 17 6 42 1| 6.6 0.0 6.6| 15.0 -1.6 13.4 13.4 0.66| 9.3 6.1 1500 17 7 33 2| 4.4 0.3 4.7| 15.0 -2.0 12.9 8.6 0.60| 6.5 3.9 2000 20 7 41 2| 2.9 0.3 3.2| 18.4 -2.0 16.4 8.2 0.67| 5.9 3.9 2500 25 7 54 3| 2.3 0.5 2.9| 19.4 -2.0 17.4 7.0 0.65| 5.2 3.4 3000 27 6 63 2| 1.9 0.7 2.7| 20.1 -2.0 18.0 6.0 0.66| 4.6 3.1 4000 21 5 64 1| 1.5 1.1 2.6| 21.2 -2.1 19.0 4.8 0.64| 4.1 2.6 5000 4 5 340 1| 1.1 1.1 2.2| 25.7 -2.5 23.2 4.6 0.61| 3.8 2.3 6000 339 6 293 3| 0.9 1.0 1.9| 30.8 -18.7 12.0 2.0 0.40| 4.1 1.6 Wrote GIF file: /home/apache/climate/data/raob//NVVV/skewt/NVVV.skewt.20250423.23.gif