UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011800.upa.cvt Date: 0000Z 18 JAN 26 Searching for NVVV... Searching the city database file for: NVVV ... Date:0000Z 18 JAN 26 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 1000 21 31.4 24.4 66 7.0 26.2 340 5 304.5 308.2 299.3 363.1 19.59 1 925 718 24.0 22.0 89 2.0 22.6 360 7 303.8 307.2 298.4 358.3 18.28 2 850 1455 20.0 20.0 100 0.0 20.0 340 14 307.1 310.4 298.7 360.1 17.58 3 700 3113 12.2 7.2 71 5.0 9.1 20 9 316.0 317.8 295.4 344.7 9.15 4 500 5860 -4.5 -7.9 77 3.4 -6.1 65 13 327.6 328.4 294.7 341.7 4.22 5 400 7580 -12.9 -25.9 33 13.0 -16.6 25 10 338.2 338.5 294.9 342.5 1.16 6 300 9710 -28.3 -50.3 10 22.0 -30.6 95 8 345.5 345.5 295.7 346.0 0.13 7 250 10990 -38.3 -51.3 24 13.0 -39.3 215 14 349.1 349.2 296.5 349.7 0.14 8 200 12490 -50.9 -62.9 23 12.0 -51.2 230 18 352.2 352.2 297.1 352.3 0.04 9 150 14300 -65.9 -78.9 15 13.0 -66.0 170 7 356.6 356.6 298.0 356.6 0.01 10 100 16660 -81.9 -86.9 42 5.0 -81.9 130 25 369.5 369.5 300.5 369.5 0.00 11 82 17760 -85.9 -90.8 41 4.9 -85.9 114 23 382.9 382.9 302.7 382.9 0.00 12 62 19336 -75.5 -89.5 9 14.0 -75.6 81 29 437.8 437.8 309.7 437.8 0.00 13 58 19721 -76.9 -89.9 11 13.0 -77.0 83 36 443.1 443.1 310.2 443.1 0.00 14 55 20027 -76.3 -90.3 9 14.0 -76.3 85 41 451.2 451.2 311.0 451.2 0.00 15 51 20473 -66.7 -89.7 3 23.0 -67.0 98 37 483.6 483.6 313.7 483.6 0.00 16 48 20840 -66.3 -89.3 3 23.0 -66.5 87 36 493.0 493.0 314.4 493.0 0.00 17 45 21230 -67.1 -90.1 2 23.0 -67.4 82 34 500.2 500.2 314.9 500.2 0.00 18 34 22940 -62.7 -88.7 2 26.0 -63.3 88 43 553.5 553.5 318.3 553.6 0.00 19 30 23721 -57.5 -86.5 1 29.0 -58.7 83 45 587.9 587.9 320.0 587.9 0.01 20 24 25126 -58.9 -86.9 2 28.0 -60.2 88 47 622.6 622.6 321.6 622.6 0.01 21 17 27345 -47.9 -81.9 1 34.0 -52.5 82 61 722.4 722.4 325.1 722.6 0.03 TRP WND Sounding variables and indices 1000-500 mb thick: 5839.00 m Freezing level: 553.89 mb = 5119.79 m = 16797.01 ft Wetbulb zero: 580.05 mb = 4647.60 m = 15247.85 ft Precipitable water: 2.53 inches Sfc-500 mean rel hum: 80.30 % Est. max temperature: 33.95 C = 93.11 F Sfc-Lift cond lev (LCL): 904.28 mb = 915.47 m = 3003.48 ft T: 22.93 C 700-500 lapse rate: 6.08 C/km ThetaE index: 18.39 C Layer 700.0- 400.0 mb Conv cond level (CCL): 878.86 mb = 1164.01 m = 3818.87 ft Mean mixing ratio: 18.74 g/kg Conv temperature: 32.67 C = 90.80 F Cap Strength: 0.67 C Lifted Index: -4.93 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.18 C Lifted Index @700 mb: -1.00 C Showalter Index: -4.87 C Risk: Severe thunderstorms possible Total Totals Index: 49.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 24.50 C K Index: 39.50 Risk: > 80 % chance of thunderstorms Sweat Index: 281.00 Risk: None Energy Index: -3.61 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1869.43 J/kg Max Up Vert Vel: 61.15 m/s Conv Inhibition (B-): 6.29 J/kg Cap Strength: 0.67 C Lift Cond Lev (LCL): 899.17 mb = 964.87 m = 3165.55 ft Lev Free Conv (LFC): 844.17 mb = 1513.80 m = 4966.46 ft Equ Level (EL): 134.17 mb = 14949.23 m = 49045.44 ft B at Equ Level: 1867.74 J/kg Max Parcel Lev (MPL): 64.17 mb = 19142.35 m = 62802.23 ft Wind level data Storm motion: 54 at 10 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 1000 21 340 5 1.7 -4.7 | 264 10 9.5 1.0 1 1000 24 5 4 -0.3 -4.0 | 257 8 7.4 1.7 2 969 305 10 10 -1.7 -9.8 | 304 7 6.1 -4.2 3 925 718 360 7 -0.0 -7.0 | 280 8 7.8 -1.3 4 904 914 355 6 0.5 -6.0 | 272 8 8.3 -0.3 5 873 1219 325 10 5.7 -8.2 | 280 14 13.5 -2.5 6 850 1455 340 14 4.8 -13.2 | 301 15 12.6 -7.5 7 814 1829 355 15 1.3 -14.9 | 315 13 9.1 -9.3 8 785 2134 360 17 -0.0 -17.0 | 325 14 7.8 -11.3 9 731 2743 5 13 -1.1 -13.0 | 317 10 6.7 -7.3 10 700 3113 20 9 -3.1 -8.5 | 300 5 4.7 -2.8 11 608 4267 50 16 -12.3 -10.3 | 44 6 -4.5 -4.6 12 564 4877 45 18 -12.7 -12.7 | 35 9 -4.9 -7.0 13 523 5486 45 13 -9.2 -9.2 | 22 4 -1.4 -3.5 14 500 5860 65 13 -11.8 -5.5 | 93 4 -4.0 0.2 15 485 6096 65 12 -10.9 -5.1 | 101 3 -3.1 0.6 16 466 6401 35 13 -7.5 -10.6 | 356 5 0.3 -5.0 17 448 6706 55 12 -9.8 -6.9 | 59 2 -2.0 -1.2 18 414 7315 75 4 -3.9 -1.0 | 220 6 3.9 4.7 19 400 7580 25 10 -4.2 -9.1 | 313 5 3.6 -3.4 20 398 7620 20 10 -3.4 -9.4 | 310 6 4.4 -3.7 21 366 8230 340 11 3.8 -10.3 | 292 12 11.6 -4.7 22 352 8534 345 10 2.6 -9.7 | 291 11 10.4 -4.0 23 324 9144 65 13 -11.8 -5.5 | 93 4 -4.0 0.2 24 311 9449 100 16 -15.8 2.8 | 137 12 -8.0 8.5 25 300 9710 95 8 -8.0 0.7 | 178 6 -0.2 6.4 26 298 9754 85 10 -10.0 -0.9 | 156 5 -2.2 4.8 27 262 10668 175 5 -0.4 5.0 | 215 13 7.4 10.7 28 251 10973 210 10 5.0 8.7 | 222 19 12.8 14.3 29 250 10990 215 14 8.0 11.5 | 223 23 15.8 17.2 30 240 11278 220 16 10.3 12.3 | 225 25 18.1 17.9 31 229 11582 205 20 8.5 18.1 | 214 29 16.3 23.8 32 209 12192 205 14 5.9 12.7 | 217 23 13.7 18.4 33 200 12490 230 18 13.8 11.6 | 231 28 21.6 17.3 34 200 12497 225 17 12.0 12.0 | 228 27 19.8 17.7 35 190 12802 230 17 13.0 10.9 | 231 27 20.8 16.6 36 181 13106 220 17 10.9 13.0 | 225 26 18.7 18.7 37 173 13411 170 10 -1.7 9.8 | 201 17 6.1 15.5 38 165 13716 155 10 -4.2 9.1 | 194 15 3.6 14.7 39 150 14300 170 7 -1.2 6.9 | 208 14 6.6 12.6 40 149 14326 135 6 -4.2 4.2 | 200 11 3.6 9.9 41 134 14935 180 10 0.0 10.0 | 206 18 7.8 15.7 42 104 16459 140 30 -19.3 23.0 | 158 31 -11.5 28.7 43 100 16660 130 25 -19.2 16.1 | 152 25 -11.4 21.8 44 93 17069 130 25 -19.2 16.1 | 152 25 -11.4 21.8 45 79 17983 110 23 -21.6 7.9 | 134 19 -13.8 13.6 46 75 18288 125 31 -25.4 17.8 | 143 29 -17.6 23.5 47 64 19202 80 26 -25.6 -4.5 | 94 18 -17.8 1.2 48 54 20117 85 42 -41.8 -3.7 | 93 34 -34.0 2.0 49 52 20422 100 37 -36.4 6.4 | 113 31 -28.6 12.1 50 46 21031 80 35 -34.5 -6.1 | 89 27 -26.7 -0.4 51 39 21946 90 28 -28.0 0.0 | 106 21 -20.2 5.7 52 37 22250 105 41 -39.6 10.6 | 117 36 -31.8 16.3 53 34 22860 85 43 -42.8 -3.7 | 93 35 -35.0 1.9 54 26 24384 80 49 -48.3 -8.5 | 86 41 -40.5 -2.8 55 24 24689 90 46 -46.0 0.0 | 98 39 -38.2 5.7 56 23 24994 80 51 -50.2 -8.9 | 86 43 -42.4 -3.2 57 19 26213 95 60 -59.8 5.2 | 102 53 -52.0 10.9 58 18 26518 85 62 -61.8 -5.4 | 90 54 -54.0 0.3 59 16 27127 75 60 -58.0 -15.5 | 79 51 -50.2 -9.8 60 15 27432 80 60 -59.1 -10.4 | 85 52 -51.3 -4.7 Wind Parameters Mean winds (0-6000m): 23.9 at 12.9 knts Storm direction: 53.9 at 9.7 knts Shear (0-3000m) pos: 1.6 neg: 1.2 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 44.0 deg Storm rel helicity (0-3000m) pos: 52.8 neg: -15.6 tot: 37.1 m^2/s^2 ave: 12.4 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 1.8 10^-3/s Energy-Hel index: 0.58 Bulk Rich Number: 411.36 Bulk Shear: 4.54 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 4 8 289 8| 4.5 0.0 4.5| 9.8 -3.2 6.6 13.2 0.42| 8.5 3.5 1000 1 8 284 8| 2.3 1.5 3.8| 12.0 -8.5 3.5 3.5 0.15| 6.5 0.9 1500 350 9 287 10| 1.5 2.4 4.0| 34.3 -8.6 25.7 17.1 0.35| 7.6 2.7 2000 351 10 296 10| 2.3 1.8 4.1| 50.0 -8.6 41.4 20.7 0.45| 7.0 3.1 2500 354 11 302 11| 1.8 1.5 3.3| 52.8 -11.1 41.6 16.7 0.40| 6.3 2.5 3000 356 12 305 10| 1.6 1.2 2.8| 52.8 -15.6 37.1 12.4 0.29| 6.1 1.8 4000 5 12 311 9| 2.1 0.9 3.1| 61.8 -16.7 45.1 11.3 0.38| 5.7 2.1 5000 17 13 328 8| 2.0 0.8 2.8| 64.7 -19.4 45.3 9.1 0.35| 5.1 1.8 6000 24 13 337 7| 1.6 0.7 2.3| 68.9 -20.7 48.2 8.0 0.36| 5.0 1.8 Wrote GIF file: /home/apache/climate/data/raob//NVVV/skewt/NVVV.skewt.20260118.00.gif