UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for NVVV... Searching the city database file for: NVVV ... Date:0000Z 19 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 29.2 22.2 66 7.0 24.1 160 6 301.7 304.8 297.0 351.6 16.95 1 1000 90 27.2 20.2 66 7.0 22.2 185 7 300.4 303.1 295.4 344.5 15.07 2 925 774 20.4 19.1 92 1.3 19.5 170 5 300.2 303.0 295.4 344.7 15.22 3 850 1500 16.8 10.8 68 6.0 13.0 255 8 303.7 305.5 292.4 332.4 9.61 4 700 3142 9.4 7.9 90 1.5 8.5 300 21 312.9 314.7 295.0 342.6 9.60 5 500 5870 -4.3 -36.3 6 32.0 -11.7 265 30 327.8 327.9 291.5 329.1 0.34 6 400 7600 -12.1 -41.1 7 29.0 -17.7 255 34 339.3 339.3 294.4 340.3 0.26 7 300 9720 -29.5 -56.5 6 27.0 -31.7 235 36 343.8 343.8 295.3 344.1 0.06 8 250 11000 -38.7 -60.7 8 22.0 -39.8 255 42 348.5 348.5 296.4 348.7 0.04 9 200 12490 -50.7 -68.7 10 18.0 -51.1 260 34 352.5 352.5 297.2 352.6 0.02 10 150 14300 -67.1 -72.1 49 5.0 -67.1 250 36 354.5 354.5 297.6 354.6 0.02 11 100 16650 -80.7 -87.7 30 7.0 -80.7 220 28 371.8 371.8 300.9 371.8 0.00 12 91 17176 -84.7 -89.0 46 4.3 -84.7 229 34 374.0 374.0 301.2 374.0 0.00 13 72 18476 -82.5 -90.5 24 8.0 -82.5 242 17 404.6 404.6 305.8 404.6 0.00 14 66 18970 -76.5 -89.5 11 13.0 -76.6 216 10 427.9 427.9 308.6 427.9 0.00 15 58 19721 -73.1 -91.1 5 18.0 -73.2 172 12 451.6 451.6 311.0 451.7 0.00 16 57 19824 -69.1 -90.1 3 21.0 -69.2 178 11 463.0 463.0 312.0 463.0 0.00 17 51 20491 -67.7 -89.7 3 22.0 -67.9 122 11 481.2 481.2 313.5 481.2 0.00 18 51 20491 -68.1 -90.1 3 22.0 -68.3 122 11 480.3 480.3 313.5 480.3 0.00 19 47 20982 -67.7 -90.7 2 23.0 -67.9 81 11 492.6 492.6 314.4 492.6 0.00 20 43 21525 -61.1 -89.1 1 28.0 -61.7 47 10 521.5 521.5 316.4 521.5 0.00 21 40 21973 -62.9 -89.9 1 27.0 -63.4 57 7 527.9 527.9 316.8 527.9 0.00 22 25 24940 -52.3 -85.3 1 33.0 -54.7 78 21 634.3 634.3 322.1 634.4 0.01 23 23 25478 -53.3 -86.3 1 33.0 -55.6 70 22 646.7 646.7 322.6 646.7 0.01 24 19 26729 -45.9 -82.9 1 37.0 -50.9 76 23 706.0 706.0 324.6 706.1 0.02 25 17 27468 -46.9 -83.9 1 37.0 -51.9 84 26 725.6 725.6 325.2 725.7 0.02 TRP WND Sounding variables and indices 1000-500 mb thick: 5780.00 m Freezing level: 562.77 mb = 5013.77 m = 16449.16 ft Wetbulb zero: 616.08 mb = 4177.34 m = 13705.01 ft Precipitable water: 1.85 inches Sfc-500 mean rel hum: 64.22 % Est. max temperature: 30.89 C = 87.60 F Sfc-Lift cond lev (LCL): 910.98 mb = 905.09 m = 2969.41 ft T: 19.75 C 700-500 lapse rate: 5.02 C/km ThetaE index: 12.31 C Layer 850.0- 700.0 mb Conv cond level (CCL): 877.25 mb = 1229.10 m = 4032.44 ft Mean mixing ratio: 15.09 g/kg Conv temperature: 29.96 C = 85.92 F Cap Strength: 0.76 C Lifted Index: 0.60 C Risk: Showers probable Lifted Index @300 mb: 1.86 C Lifted Index @700 mb: 0.30 C Showalter Index: 5.82 C Risk: None Total Totals Index: 36.20 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 15.10 C K Index: 30.40 Risk: 60-80 % chance of thunderstorms Sweat Index: 175.60 Risk: None Energy Index: -0.43 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.44 J/kg Max Up Vert Vel: 2.21 m/s Conv Inhibition (B-): 25670.03 J/kg Cap Strength: 1.30 C Lift Cond Lev (LCL): 903.73 mb = 973.78 m = 3194.78 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 306 at 13 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 21 160 6 -2.1 5.6 | 137 19 -12.8 13.5 1 1000 90 185 7 0.6 7.0 | 146 18 -10.2 14.9 2 925 774 170 5 -0.9 4.9 | 138 17 -11.6 12.8 3 910 914 155 3 -1.3 2.7 | 131 16 -12.0 10.6 4 878 1219 0 0 -0.0 -0.0 | 126 13 -10.8 7.9 5 850 1500 255 8 7.7 2.1 | 163 10 -3.0 10.0 6 818 1829 235 14 11.5 8.0 | 183 16 0.7 15.9 7 789 2134 270 14 14.0 -0.0 | 202 9 3.2 7.9 8 761 2438 295 14 12.7 -5.9 | 224 3 1.9 2.0 9 708 3048 310 17 13.0 -10.9 | 323 4 2.3 -3.0 10 700 3142 300 21 18.2 -10.5 | 289 8 7.4 -2.6 11 633 3962 275 23 22.9 -2.0 | 244 14 12.1 5.9 12 609 4267 315 19 13.4 -13.4 | 334 6 2.7 -5.5 13 565 4877 280 26 25.6 -4.5 | 257 15 14.8 3.4 14 524 5486 265 37 36.9 3.2 | 247 28 26.1 11.1 15 505 5791 260 34 33.5 5.9 | 239 27 22.7 13.8 16 500 5870 265 30 29.9 2.6 | 241 22 19.1 10.5 17 432 7010 285 29 28.0 -7.5 | 269 17 17.2 0.4 18 415 7315 250 30 28.2 10.3 | 224 25 17.4 18.2 19 400 7600 255 34 32.8 8.8 | 233 28 22.1 16.7 20 324 9144 260 32 31.5 5.6 | 237 25 20.8 13.4 21 311 9449 240 37 32.0 18.5 | 219 34 21.3 26.4 22 300 9720 235 36 29.5 20.6 | 213 34 18.7 28.5 23 274 10363 235 37 30.3 21.2 | 214 35 19.5 29.1 24 250 11000 255 42 40.6 10.9 | 238 35 29.8 18.8 25 219 11887 265 33 32.9 2.9 | 244 25 22.1 10.8 26 200 12490 260 34 33.5 5.9 | 239 27 22.7 13.8 27 173 13411 240 43 37.2 21.5 | 222 40 26.5 29.4 28 150 14300 250 36 33.8 12.3 | 229 31 23.1 20.2 29 134 14935 260 35 34.5 6.1 | 239 28 23.7 14.0 30 109 16154 240 39 33.8 19.5 | 220 36 23.0 27.4 31 100 16650 220 28 18.0 21.4 | 194 30 7.2 29.3 32 98 16764 215 41 23.5 33.6 | 197 43 12.8 41.5 33 88 17374 235 31 25.4 17.8 | 210 30 14.6 25.7 34 83 17678 235 19 15.6 10.9 | 194 19 4.8 18.8 35 79 17983 265 19 18.9 1.7 | 221 13 8.2 9.5 36 75 18288 220 25 16.1 19.2 | 191 28 5.3 27.0 37 71 18593 250 14 13.2 4.8 | 191 13 2.4 12.7 38 67 18898 230 6 4.6 3.9 | 152 13 -6.2 11.7 39 64 19202 190 17 3.0 16.7 | 162 26 -7.8 24.6 40 60 19507 150 13 -6.5 11.3 | 138 26 -17.3 19.2 41 57 19812 180 11 0.0 11.0 | 150 22 -10.8 18.9 42 44 21336 45 11 -7.8 -7.8 | 90 19 -18.5 0.1 43 35 22555 75 2 -1.9 -0.5 | 120 15 -12.7 7.4 44 33 22860 95 18 -17.9 1.6 | 108 30 -28.7 9.5 45 32 23165 85 31 -30.9 -2.7 | 97 42 -41.6 5.2 46 27 24079 55 21 -17.2 -12.0 | 82 28 -28.0 -4.2 47 26 24384 80 21 -20.7 -3.6 | 98 32 -31.4 4.2 48 23 24994 70 22 -20.7 -7.5 | 91 31 -31.4 0.4 49 22 25298 95 15 -14.9 1.3 | 110 27 -25.7 9.2 50 18 26518 65 28 -25.4 -11.8 | 84 36 -36.1 -3.9 51 17 26822 100 25 -24.6 4.3 | 109 37 -35.4 12.2 52 15 27432 110 30 -28.2 10.3 | 115 43 -39.0 18.2 Wind Parameters Mean winds (0-6000m): 276.3 at 17.8 knts Storm direction: 306.3 at 13.3 knts Shear (0-3000m) pos: 3.4 neg: 1.0 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): -175.8 deg Storm rel helicity (0-3000m) pos: 65.8 neg: -31.9 tot: 33.9 m^2/s^2 ave: 11.3 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 50.73 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 ------------------------------------------------------------------------------- 500 180 6 143 18| 1.7 0.0 1.7| 13.5 -7.0 6.5 13.0 0.30| 4.5 1.3 1000 175 5 140 17| 0.8 2.9 3.7| 13.5 -28.5 -15.0 -15.0 -0.37| 5.1 -1.9 1500 188 5 141 16| 4.0 1.9 5.9| 33.7 -31.9 1.8 1.2 0.14| 8.2 1.1 2000 217 7 152 15| 4.5 1.4 5.9| 56.4 -31.9 24.5 12.3 0.28| 9.2 2.6 2500 241 8 162 12| 3.6 1.1 4.8| 63.3 -31.9 31.4 12.6 0.31| 9.4 2.9 3000 262 9 171 9| 3.4 1.0 4.4| 65.8 -31.9 33.9 11.3 0.36| 8.5 3.0 4000 276 13 194 7| 2.6 0.9 3.5| 71.9 -56.3 15.5 3.9 0.13| 8.6 1.1 5000 282 15 216 6| 2.3 1.9 4.2| 91.5 -88.7 2.8 0.6 0.07| 9.8 0.7 6000 276 18 229 9| 1.8 2.5 4.3|102.3-134.6 -32.3 -5.4 0.02| 9.9 0.2 Wrote GIF file: /home/apache/climate/data/raob//NVVV/skewt/NVVV.skewt.20250419.00.gif