UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121300.upa.cvt Date: 0000Z 13 DEC 25 Searching for NVVV... Searching the city database file for: NVVV ... Date:0000Z 13 DEC 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 1005 21 29.8 22.8 66 7.0 24.7 120 11 302.5 305.8 297.7 354.8 17.65 1 1000 63 27.2 22.2 74 5.0 23.6 125 12 300.4 303.5 296.7 350.5 17.09 2 925 748 21.0 19.8 93 1.2 20.2 100 11 300.8 303.7 296.1 347.5 15.91 3 850 1477 18.0 13.0 73 5.0 14.7 30 7 305.0 307.1 293.9 338.3 11.14 4 700 3122 9.8 5.9 77 3.9 7.5 350 4 313.3 314.9 294.1 339.3 8.35 5 500 5850 -4.5 -7.0 83 2.5 -5.7 325 19 327.6 328.5 295.0 342.7 4.53 6 400 7570 -16.7 -23.7 55 7.0 -18.7 310 28 333.3 333.6 293.9 338.4 1.41 7 300 9680 -28.9 -51.9 9 23.0 -31.1 290 44 344.6 344.7 295.6 345.1 0.11 8 250 10950 -39.1 -57.1 13 18.0 -40.1 280 51 347.9 347.9 296.3 348.2 0.07 9 200 12440 -51.9 -60.9 33 9.0 -52.2 285 53 350.6 350.6 296.8 350.8 0.05 10 150 14230 -67.7 -70.2 70 2.5 -67.7 295 50 353.5 353.5 297.4 353.6 0.02 11 100 16580 -81.5 -88.5 29 7.0 -81.5 265 20 370.3 370.3 300.6 370.3 0.00 12 90 17168 -83.9 -89.9 34 6.0 -83.9 302 13 376.8 376.8 301.7 376.8 0.00 13 78 17964 -82.3 -88.3 35 6.0 -82.3 64 10 395.9 395.9 304.6 395.9 0.00 14 72 18417 -77.9 -87.9 18 10.0 -77.9 82 13 414.4 414.4 307.0 414.4 0.00 15 67 18827 -79.5 -89.5 18 10.0 -79.6 96 14 419.5 419.5 307.7 419.5 0.00 16 64 19091 -72.5 -87.5 9 15.0 -72.6 111 16 440.4 440.4 309.9 440.4 0.00 17 60 19474 -68.7 -88.7 4 20.0 -68.8 104 22 457.1 457.1 311.5 457.1 0.00 18 58 19677 -70.1 -89.1 5 19.0 -70.2 93 26 458.4 458.4 311.6 458.4 0.00 19 46 21084 -61.5 -87.5 2 26.0 -62.0 63 19 510.6 510.6 315.7 510.6 0.00 20 42 21645 -63.9 -88.9 2 25.0 -64.3 51 34 518.1 518.1 316.2 518.1 0.00 21 29 23945 -58.5 -87.5 1 29.0 -59.6 95 25 590.9 590.9 320.2 590.9 0.01 22 24 25131 -59.7 -87.7 1 28.0 -60.9 100 36 620.2 620.2 321.5 620.3 0.01 23 23 25399 -56.7 -86.7 1 30.0 -58.3 96 35 636.7 636.7 322.2 636.7 0.01 24 18 26969 -52.3 -84.3 1 32.0 -55.4 85 43 696.8 696.8 324.3 696.9 0.02 TRP WND Sounding variables and indices 1000-500 mb thick: 5787.00 m Freezing level: 562.94 mb = 4991.54 m = 16376.24 ft Wetbulb zero: 586.81 mb = 4552.01 m = 14934.22 ft Precipitable water: 2.16 inches Sfc-500 mean rel hum: 78.98 % Est. max temperature: 31.99 C = 89.59 F Sfc-Lift cond lev (LCL): 908.42 mb = 903.95 m = 2965.69 ft T: 20.36 C 700-500 lapse rate: 5.24 C/km ThetaE index: 16.42 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 886.62 mb = 1113.34 m = 3652.64 ft Mean mixing ratio: 16.27 g/kg Conv temperature: 30.17 C = 86.31 F Cap Strength: 0.58 C Lifted Index: -1.06 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.26 C Lifted Index @700 mb: -0.42 C Showalter Index: 2.98 C Risk: Showers probable Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 17.50 C K Index: 31.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 189.00 Risk: None Energy Index: 0.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 356.69 J/kg Max Up Vert Vel: 26.71 m/s Conv Inhibition (B-): 22.82 J/kg Cap Strength: 1.75 C Lift Cond Lev (LCL): 914.47 mb = 846.71 m = 2777.90 ft Lev Free Conv (LFC): 759.47 mb = 2431.15 m = 7976.11 ft Equ Level (EL): 299.47 mb = 9692.33 m = 31798.58 ft B at Equ Level: 355.34 J/kg Max Parcel Lev (MPL): 139.47 mb = 14651.87 m = 48069.85 ft Wind level data Storm motion: 33 at 8 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 21 120 11 -9.5 5.5 | 158 13 -4.9 12.5 1 1000 63 125 12 -9.8 6.9 | 159 15 -5.2 13.8 2 973 305 135 13 -9.2 9.2 | 164 17 -4.6 16.2 3 940 610 125 12 -9.8 6.9 | 159 15 -5.2 13.8 4 925 748 100 11 -10.8 1.9 | 145 11 -6.3 8.9 5 907 914 80 10 -9.8 -1.7 | 135 7 -5.3 5.2 6 876 1219 70 10 -9.4 -3.4 | 126 6 -4.8 3.5 7 850 1477 30 7 -3.5 -6.1 | 230 1 1.1 0.9 8 815 1829 80 10 -9.8 -1.7 | 135 7 -5.3 5.2 9 787 2134 55 14 -11.5 -8.0 | 81 7 -6.9 -1.1 10 759 2438 65 12 -10.9 -5.1 | 107 7 -6.3 1.9 11 706 3048 20 3 -1.0 -2.8 | 221 5 3.6 4.1 12 700 3122 350 4 0.7 -3.9 | 240 6 5.3 3.0 13 631 3962 305 12 9.8 -6.9 | 270 14 14.4 0.1 14 608 4267 320 10 6.4 -7.7 | 274 11 11.0 -0.7 15 564 4877 305 14 11.5 -8.0 | 274 16 16.1 -1.1 16 523 5486 335 14 5.9 -12.7 | 299 12 10.5 -5.7 17 500 5850 325 19 10.9 -15.6 | 299 18 15.5 -8.6 18 466 6401 300 19 16.5 -9.5 | 277 21 21.0 -2.5 19 430 7010 315 18 12.7 -12.7 | 288 18 17.3 -5.8 20 400 7570 310 28 21.4 -18.0 | 293 28 26.0 -11.0 21 351 8534 315 43 30.4 -30.4 | 304 42 35.0 -23.4 22 323 9144 295 39 35.3 -16.5 | 283 41 39.9 -9.5 23 300 9680 290 44 41.3 -15.0 | 280 47 45.9 -8.1 24 250 10950 280 51 50.2 -8.9 | 272 55 54.8 -1.9 25 227 11582 280 52 51.2 -9.0 | 272 56 55.8 -2.1 26 200 12440 285 53 51.2 -13.7 | 277 56 55.8 -6.8 27 189 12802 285 54 52.2 -14.0 | 277 57 56.7 -7.0 28 155 14021 300 50 43.3 -25.0 | 291 51 47.9 -18.0 29 150 14230 295 50 45.3 -21.1 | 286 52 49.9 -14.2 30 126 15240 285 52 50.2 -13.5 | 277 55 54.8 -6.5 31 102 16459 270 40 40.0 -0.0 | 261 45 44.6 7.0 32 100 16580 265 20 19.9 1.7 | 250 26 24.5 8.7 33 97 16764 265 21 20.9 1.8 | 251 27 25.5 8.8 34 87 17374 320 9 5.8 -6.9 | 270 10 10.4 0.1 35 82 17678 345 20 5.2 -19.3 | 322 16 9.8 -12.4 36 78 17983 65 10 -9.1 -4.2 | 121 5 -4.5 2.7 37 74 18288 30 16 -8.0 -13.9 | 26 8 -3.4 -6.9 38 70 18593 130 10 -7.7 6.4 | 167 14 -3.1 13.4 39 67 18898 90 15 -15.0 0.0 | 124 13 -10.4 7.0 40 63 19202 120 16 -13.9 8.0 | 148 18 -9.3 15.0 41 57 19812 85 29 -28.9 -2.5 | 100 25 -24.3 4.4 42 51 20422 75 15 -14.5 -3.9 | 107 10 -9.9 3.1 43 48 20726 85 22 -21.9 -1.9 | 106 18 -17.3 5.0 44 46 21031 60 18 -15.6 -9.0 | 80 11 -11.0 -2.0 45 43 21336 60 36 -31.2 -18.0 | 67 29 -26.6 -11.0 46 41 21641 45 33 -23.3 -23.3 | 49 25 -18.8 -16.4 47 37 22250 70 20 -18.8 -6.8 | 90 14 -14.2 0.1 48 33 22860 60 24 -20.8 -12.0 | 73 17 -16.2 -5.0 49 31 23165 105 18 -17.4 4.7 | 132 17 -12.8 11.6 50 30 23470 90 25 -25.0 0.0 | 109 22 -20.4 7.0 51 27 24079 110 27 -25.4 9.2 | 128 26 -20.8 16.2 52 25 24384 105 38 -36.7 9.8 | 118 36 -32.1 16.8 53 20 25603 85 32 -31.9 -2.8 | 99 28 -27.3 4.2 54 17 26518 85 46 -45.8 -4.0 | 94 41 -41.2 3.0 55 16 27127 95 41 -40.8 3.6 | 106 38 -36.3 10.5 Wind Parameters Mean winds (0-6000m): 3.4 at 11.1 knts Storm direction: 33.4 at 8.3 knts Shear (0-3000m) pos: 1.3 neg: 3.3 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 62.6 deg Storm rel helicity (0-3000m) pos: 14.5 neg: -33.9 tot: -19.4 m^2/s^2 ave: -6.5 10^-3 m/s^2 rel: -0.09 Storm rel vorticity (0-3000m) horiz: 8.4 stream: -0.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 6.06 Bulk Shear: 58.91 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 ------------------------------------------------------------------------------- 500 130 12 162 16| 2.1 0.0 2.1| 6.0 -3.8 2.1 4.3 0.11| 5.4 0.6 1000 117 12 155 14| 1.1 5.1 6.1| 6.0 -20.6 -14.7 -14.7 -0.32| 7.9 -2.6 1500 102 11 147 11| 0.7 5.0 5.7| 6.7 -21.8 -15.2 -10.1 -0.17| 7.7 -1.3 2000 94 11 142 10| 1.9 3.7 5.7| 7.3 -29.8 -22.5 -11.2 -0.28| 8.6 -2.4 2500 85 11 133 9| 1.6 3.2 4.7| 12.0 -33.9 -21.9 -8.8 -0.22| 8.2 -1.8 3000 81 10 133 8| 1.3 3.3 4.5| 14.5 -33.9 -19.4 -6.5 -0.09| 8.4 -0.7 4000 65 10 125 5| 1.0 3.8 4.8| 25.0 -34.7 -9.7 -2.4 0.02| 7.8 0.2 5000 32 10 27 2| 0.8 3.3 4.1| 33.5 -35.4 -1.9 -0.4 0.05| 7.1 0.3 6000 3 11 316 6| 1.0 3.3 4.3| 50.9 -47.3 3.6 0.6 0.07| 7.1 0.5 Wrote GIF file: /home/apache/climate/data/raob//NVVV/skewt/NVVV.skewt.20251213.00.gif