UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042523.upa.cvt Date: 2300Z 25 APR 25 Searching for NVVV... Searching the city database file for: NVVV ... Date:2300Z 25 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 1010 21 31.8 25.8 71 6.0 27.3 40 5 304.1 308.0 300.1 367.3 21.14 1 1000 113 29.2 23.2 70 6.0 24.8 50 4 302.4 305.7 298.0 356.2 18.19 2 925 803 23.0 20.3 85 2.7 21.1 40 6 302.8 305.9 297.0 351.5 16.42 3 850 1536 18.6 13.6 73 5.0 15.3 60 2 305.6 307.8 294.4 340.4 11.60 4 700 3177 9.6 -1.4 46 11.0 3.8 10 6 313.1 314.1 291.3 328.7 4.93 5 500 5910 -4.5 -7.3 81 2.8 -5.8 285 18 327.6 328.4 294.9 342.4 4.43 6 400 7630 -15.3 -18.8 75 3.5 -16.5 295 25 335.1 335.5 295.0 342.8 2.17 7 300 9750 -28.7 -49.7 11 21.0 -30.9 255 18 344.9 345.0 295.6 345.5 0.14 8 250 11020 -39.9 -46.9 47 7.0 -40.5 225 16 346.7 346.8 296.1 347.7 0.22 9 200 12510 -50.5 -70.5 8 20.0 -51.0 265 12 352.8 352.8 297.3 352.9 0.01 10 150 14310 -67.1 -74.1 36 7.0 -67.1 255 18 354.5 354.5 297.6 354.5 0.01 11 100 16660 -81.5 -87.5 35 6.0 -81.5 210 8 370.3 370.3 300.6 370.3 0.00 12 89 17310 -83.7 -88.7 41 5.0 -83.7 133 2 378.4 378.4 302.0 378.4 0.00 13 62 19365 -74.5 -89.5 8 15.0 -74.6 38 16 440.0 440.0 309.8 440.0 0.00 14 54 20187 -65.7 -88.7 3 23.0 -66.0 90 29 478.0 478.0 313.3 478.0 0.00 15 46 21172 -61.1 -87.1 2 26.0 -61.6 92 17 511.6 511.6 315.8 511.6 0.00 16 39 22190 -64.1 -88.1 2 24.0 -64.6 122 12 528.7 528.7 316.8 528.7 0.00 17 26 24735 -53.7 -84.7 1 31.0 -55.7 92 32 623.2 623.2 321.6 623.3 0.01 18 19 26767 -50.1 -82.1 1 32.0 -53.7 70 38 692.9 692.9 324.2 693.1 0.02 19 17 27497 -48.3 -81.3 1 33.0 -52.8 65 39 721.1 721.1 325.1 721.3 0.03 TRP WND Sounding variables and indices 1000-500 mb thick: 5797.00 m Freezing level: 563.83 mb = 5037.77 m = 16527.90 ft Wetbulb zero: 620.80 mb = 4152.24 m = 13622.67 ft Precipitable water: 2.04 inches Sfc-500 mean rel hum: 65.82 % Est. max temperature: 32.97 C = 91.34 F Sfc-Lift cond lev (LCL): 926.76 mb = 786.17 m = 2579.25 ft T: 23.15 C 700-500 lapse rate: 5.16 C/km ThetaE index: 38.58 C Layer 1000.0- 500.0 mb Conv cond level (CCL): 878.56 mb = 1249.48 m = 4099.28 ft Mean mixing ratio: 17.31 g/kg Conv temperature: 32.26 C = 90.06 F Cap Strength: 0.91 C Lifted Index: -2.94 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.47 C Lifted Index @700 mb: -2.08 C Showalter Index: 2.10 C Risk: Showers probable Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 18.10 C K Index: 25.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 185.20 Risk: None Energy Index: 0.36 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1091.35 J/kg Max Up Vert Vel: 46.72 m/s Conv Inhibition (B-): 12.08 J/kg Cap Strength: 1.36 C Lift Cond Lev (LCL): 901.97 mb = 1021.59 m = 3351.62 ft Lev Free Conv (LFC): 846.97 mb = 1566.21 m = 5138.41 ft Equ Level (EL): 176.97 mb = 13275.54 m = 43554.40 ft B at Equ Level: 1090.49 J/kg Max Parcel Lev (MPL): 86.97 mb = 17441.73 m = 57222.82 ft Wind level data Storm motion: 12 at 6 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 21 40 5 -3.2 -3.8 | 140 3 -1.9 2.3 1 1000 113 50 4 -3.1 -2.6 | 154 4 -1.7 3.5 2 925 803 40 6 -3.9 -4.6 | 121 3 -2.5 1.5 3 913 914 40 6 -3.9 -4.6 | 121 3 -2.5 1.5 4 851 1524 0 0 -0.0 -0.0 | 192 6 1.3 6.1 5 850 1536 60 2 -1.7 -1.0 | 176 5 -0.4 5.1 6 792 2134 10 6 -1.0 -5.9 | 236 0 0.3 0.2 7 737 2743 30 11 -5.5 -9.5 | 51 5 -4.2 -3.4 8 711 3048 5 10 -0.9 -10.0 | 353 4 0.5 -3.9 9 700 3177 10 6 -1.0 -5.9 | 236 0 0.3 0.2 10 612 4267 350 8 1.4 -7.9 | 303 3 2.7 -1.8 11 590 4572 305 11 9.0 -6.3 | 271 10 10.3 -0.2 12 527 5486 310 15 11.5 -9.6 | 285 13 12.8 -3.5 13 507 5791 300 16 13.9 -8.0 | 277 15 15.2 -1.9 14 500 5910 285 18 17.4 -4.7 | 266 19 18.7 1.4 15 488 6096 270 21 21.0 -0.0 | 255 23 22.3 6.1 16 451 6706 280 21 20.7 -3.6 | 264 22 22.0 2.5 17 433 7010 305 21 17.2 -12.0 | 288 19 18.5 -5.9 18 417 7315 305 22 18.0 -12.6 | 289 20 19.4 -6.5 19 401 7620 290 25 23.5 -8.6 | 276 25 24.8 -2.4 20 400 7630 295 25 22.7 -10.6 | 281 24 24.0 -4.5 21 384 7925 300 26 22.5 -13.0 | 286 25 23.9 -6.9 22 369 8230 305 19 15.6 -10.9 | 286 18 16.9 -4.8 23 354 8534 295 13 11.8 -5.5 | 267 13 13.1 0.6 24 339 8839 280 15 14.8 -2.6 | 258 16 16.1 3.5 25 313 9449 260 24 23.6 4.2 | 248 27 25.0 10.3 26 300 9750 255 18 17.4 4.7 | 240 22 18.7 10.8 27 300 9754 250 20 18.8 6.8 | 237 24 20.1 12.9 28 263 10668 255 15 14.5 3.9 | 238 19 15.8 10.0 29 252 10973 230 16 12.3 10.3 | 220 21 13.6 16.4 30 250 11020 225 16 11.3 11.3 | 216 22 12.6 17.4 31 241 11278 235 17 13.9 9.8 | 224 22 15.3 15.9 32 230 11582 220 21 13.5 16.1 | 214 27 14.8 22.2 33 210 12192 225 21 14.8 14.8 | 218 26 16.2 21.0 34 200 12497 265 11 11.0 1.0 | 240 14 12.3 7.1 35 200 12510 265 12 12.0 1.0 | 242 15 13.3 7.2 36 182 13106 285 14 13.5 -3.6 | 261 15 14.9 2.5 37 165 13716 300 14 12.1 -7.0 | 274 13 13.5 -0.9 38 150 14310 255 18 17.4 4.7 | 240 22 18.7 10.8 39 142 14630 255 18 17.4 4.7 | 240 22 18.7 10.8 40 121 15545 245 21 19.0 8.9 | 234 25 20.4 15.0 41 115 15850 250 13 12.2 4.4 | 232 17 13.6 10.6 42 109 16154 275 15 14.9 -1.3 | 254 17 16.3 4.8 43 100 16660 210 8 4.0 6.9 | 202 14 5.3 13.0 44 98 16764 260 13 12.8 2.3 | 239 16 14.1 8.4 45 93 17069 210 10 5.0 8.7 | 203 16 6.3 14.8 46 88 17374 120 1 -0.9 0.5 | 184 7 0.5 6.6 47 84 17678 5 10 -0.9 -10.0 | 353 4 0.5 -3.9 48 79 17983 130 10 -7.7 6.4 | 153 14 -6.3 12.5 49 75 18288 100 13 -12.8 2.3 | 126 14 -11.5 8.4 50 71 18593 35 26 -14.9 -21.3 | 42 20 -13.6 -15.2 51 68 18898 10 17 -3.0 -16.7 | 9 11 -1.6 -10.6 52 64 19202 25 14 -5.9 -12.7 | 35 8 -4.6 -6.6 53 61 19507 45 17 -12.0 -12.0 | 61 12 -10.7 -5.9 54 58 19812 100 19 -18.7 3.3 | 118 20 -17.4 9.4 55 55 20117 90 30 -30.0 0.0 | 102 29 -28.7 6.1 56 47 21031 95 17 -16.9 1.5 | 116 17 -15.6 7.6 57 44 21336 85 18 -17.9 -1.6 | 105 17 -16.6 4.5 58 42 21641 70 10 -9.4 -3.4 | 108 8 -8.1 2.7 59 40 21946 110 12 -11.3 4.1 | 136 14 -9.9 10.2 60 38 22250 140 11 -7.1 8.4 | 158 16 -5.7 14.5 61 34 22860 100 23 -22.7 4.0 | 115 24 -21.3 10.1 62 32 23165 75 23 -22.2 -6.0 | 90 21 -20.9 0.2 63 29 23774 110 21 -19.7 7.2 | 126 23 -18.4 13.3 64 27 24079 90 29 -29.0 0.0 | 102 28 -27.7 6.1 65 23 24994 95 37 -36.9 3.2 | 105 37 -35.5 9.3 66 21 25603 75 38 -36.7 -9.8 | 84 36 -35.4 -3.7 67 17 26822 65 39 -35.3 -16.5 | 73 36 -34.0 -10.4 68 15 27737 85 38 -37.9 -3.3 | 94 37 -36.5 2.8 Wind Parameters Mean winds (0-6000m): 342.3 at 8.3 knts Storm direction: 12.3 at 6.3 knts Shear (0-3000m) pos: 1.6 neg: 1.1 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): -141.5 deg Storm rel helicity (0-3000m) pos: 4.2 neg: -9.9 tot: -5.6 m^2/s^2 ave: -1.9 10^-3 m/s^2 rel: -0.05 Storm rel vorticity (0-3000m) horiz: 4.7 stream: -0.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 144.91 Bulk Shear: 7.53 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 46 5 146 4| 0.4 0.0 0.4| 0.7 -1.0 -0.3 -0.7 -0.12| 2.6 -0.3 1000 43 5 138 3| 0.2 0.5 0.7| 1.5 -1.7 -0.3 -0.3 -0.00| 2.4 -0.0 1500 42 4 153 3| 0.1 1.8 1.9| 3.3 -1.9 1.5 1.0 0.23| 3.4 0.8 2000 40 4 157 3| 1.4 1.3 2.7| 3.3 -5.4 -2.0 -1.0 -0.03| 4.1 -0.1 2500 32 5 152 2| 1.9 1.1 3.0| 3.7 -5.4 -1.7 -0.7 0.10| 4.3 0.4 3000 29 6 130 2| 1.6 1.1 2.7| 4.2 -9.9 -5.6 -1.9 -0.05| 4.7 -0.2 4000 21 6 122 1| 1.2 1.2 2.4| 4.4 -10.3 -6.0 -1.5 -0.08| 4.4 -0.4 5000 4 7 309 1| 0.9 1.8 2.8| 8.2 -16.9 -8.8 -1.8 -0.12| 4.6 -0.5 6000 342 8 295 4| 0.9 2.4 3.3| 12.3 -51.3 -39.0 -6.5 -0.20| 5.0 -1.0 Wrote GIF file: /home/apache/climate/data/raob//NVVV/skewt/NVVV.skewt.20250425.23.gif