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 NFFN... Searching the city database file for: NFFN ... Date:2300Z 23 APR 25 Station: NFFN WMO ident: 91680 Latitude: -17.75 Longitude: 177.45 Elevation: 18.00 ------------------------------------------------------------------------------- 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 1014 18 29.4 23.4 70 6.0 25.0 280 4 301.3 304.7 297.7 354.8 18.15 1 1006 85 27.6 23.4 78 4.2 24.5 266 4 300.2 303.6 297.5 353.9 18.30 2 1000 135 27.4 23.2 78 4.2 24.3 255 4 300.5 303.9 297.5 354.0 18.19 3 925 822 22.0 19.6 86 2.4 20.3 160 4 301.8 304.7 296.2 348.1 15.71 4 916 907 21.2 19.4 89 1.8 19.9 165 4 301.8 304.7 296.2 348.0 15.67 5 888 1176 20.2 15.2 73 5.0 16.8 129 4 303.5 305.8 294.3 340.1 12.32 6 872 1333 19.6 11.6 60 8.0 14.5 107 4 304.4 306.3 292.8 334.0 9.89 7 851 1544 20.4 -7.6 14 28.0 7.3 77 5 307.4 307.9 287.2 315.4 2.53 8 850 1554 20.6 -7.4 14 28.0 7.4 75 5 307.7 308.2 287.4 315.9 2.58 9 836 1698 21.0 -14.0 8 35.0 6.2 87 5 309.6 309.9 287.0 314.7 1.55 10 816 1906 19.0 6.0 43 13.0 11.2 105 6 309.6 311.0 292.2 331.8 7.20 11 799 2087 18.4 -11.6 12 30.0 5.2 120 7 310.9 311.2 287.8 317.3 1.97 12 784 2249 16.6 1.6 36 15.0 8.3 128 8 310.6 311.7 291.0 327.7 5.48 13 773 2369 16.2 -2.8 27 19.0 6.4 131 10 311.5 312.2 290.0 324.2 4.02 14 770 2402 15.6 7.6 59 8.0 10.7 132 10 311.2 312.8 293.7 337.5 8.54 15 755 2569 14.6 2.6 44 12.0 7.8 137 12 311.8 313.0 292.0 330.9 6.12 16 749 2636 13.8 5.8 58 8.0 9.0 139 13 311.7 313.1 293.2 335.6 7.74 17 700 3204 10.8 2.8 58 8.0 6.2 150 18 314.4 315.7 293.2 335.5 6.70 18 674 3518 8.4 2.4 66 6.0 5.0 147 19 315.2 316.5 293.4 336.5 6.77 19 622 4176 5.4 -7.6 39 13.0 -0.7 141 14 319.1 319.7 291.8 330.4 3.47 20 579 4760 4.0 -27.0 8 31.0 -5.6 117 5 324.0 324.2 290.7 326.6 0.72 21 517 5666 -3.7 -24.7 18 21.0 -10.1 180 5 325.4 325.6 291.4 328.9 1.00 22 500 5930 -4.5 -33.5 8 29.0 -11.6 210 6 327.6 327.6 291.5 329.2 0.45 23 499 5946 -4.5 -33.5 8 29.0 -11.6 210 6 327.7 327.8 291.6 329.4 0.45 24 485 6170 -5.7 -26.7 17 21.0 -11.8 215 8 328.9 329.1 292.3 332.1 0.89 25 482 6219 -6.3 -16.3 45 10.0 -10.1 218 9 328.8 329.2 293.4 336.5 2.22 26 475 6333 -6.9 -19.9 35 13.0 -11.3 225 12 329.4 329.8 293.1 335.3 1.66 27 470 6416 -6.5 -33.5 10 27.0 -13.0 231 14 330.9 331.0 292.4 332.7 0.48 28 466 6483 -6.5 -41.5 4 35.0 -13.6 235 14 331.7 331.8 292.4 332.6 0.22 29 400 7660 -15.3 -42.3 8 27.0 -19.9 315 9 335.1 335.1 293.3 336.0 0.23 30 379 8065 -17.9 -43.9 8 26.0 -22.0 292 12 336.9 336.9 293.7 337.7 0.21 31 348 8696 -22.3 -27.3 64 5.0 -23.5 260 16 339.3 339.5 295.2 343.6 1.17 32 335 8975 -23.9 -32.9 43 9.0 -25.7 251 17 340.8 340.9 295.1 343.5 0.72 33 318 9352 -26.7 -32.7 57 6.0 -27.8 260 15 342.0 342.2 295.5 344.9 0.77 34 300 9770 -29.3 -57.3 5 28.0 -31.6 290 12 344.1 344.1 295.4 344.3 0.06 35 296 9866 -29.9 -57.9 5 28.0 -32.1 292 12 344.6 344.6 295.4 344.8 0.05 36 287 10084 -31.9 -42.9 33 11.0 -33.2 298 13 344.8 344.8 295.7 346.0 0.30 37 257 10851 -38.9 -48.9 34 10.0 -39.6 317 13 345.5 345.5 295.8 346.2 0.17 38 250 11040 -40.3 -56.3 16 16.0 -41.2 320 13 346.2 346.2 295.8 346.5 0.07 39 240 11317 -42.1 -67.1 5 25.0 -43.0 313 13 347.5 347.5 296.1 347.6 0.02 40 216 12019 -48.1 -55.1 44 7.0 -48.4 279 14 348.8 348.9 296.5 349.3 0.10 41 200 12520 -52.3 -60.3 38 8.0 -52.5 270 14 349.9 350.0 296.7 350.2 0.06 42 197 12618 -53.3 -60.3 42 7.0 -53.5 272 14 349.9 349.9 296.7 350.1 0.06 43 186 12986 -55.9 -68.9 18 13.0 -56.1 281 11 351.5 351.5 297.0 351.5 0.02 44 173 13443 -59.9 -66.9 40 7.0 -60.0 260 10 352.2 352.2 297.1 352.3 0.03 45 162 13851 -62.9 -74.9 18 12.0 -63.0 228 9 353.8 353.8 297.5 353.9 0.01 46 150 14320 -67.1 -74.1 36 7.0 -67.1 190 9 354.5 354.5 297.6 354.5 0.01 47 126 15352 -75.7 -79.2 58 3.5 -75.7 292 5 357.1 357.1 298.1 357.1 0.01 48 119 15682 -76.5 -85.5 23 9.0 -76.5 326 3 361.5 361.5 299.0 361.5 0.00 49 100 16670 -82.7 -88.7 35 6.0 -82.7 70 14 367.9 367.9 300.2 367.9 0.00 50 93 17072 -84.5 -89.4 41 4.9 -84.5 55 9 372.1 372.1 300.9 372.1 0.00 51 70 18680 -74.7 -90.7 7 16.0 -74.7 100 24 424.6 424.6 308.2 424.6 0.00 52 62 19392 -70.1 -91.1 3 21.0 -70.2 59 17 449.8 449.8 310.8 449.8 0.00 53 55 20104 -69.7 -90.7 3 21.0 -69.8 84 6 466.4 466.4 312.3 466.4 0.00 54 53 20323 -70.9 -90.9 4 20.0 -71.1 102 9 468.5 468.5 312.5 468.5 0.00 55 50 20670 -68.3 -91.3 2 23.0 -68.5 120 21 482.5 482.5 313.7 482.5 0.00 56 45 21312 -62.5 -90.5 1 28.0 -63.0 98 23 511.4 511.4 315.7 511.4 0.00 57 41 21885 -63.7 -89.7 2 26.0 -64.1 85 13 522.2 522.2 316.4 522.2 0.00 58 36 22694 -57.7 -87.7 1 30.0 -58.7 102 21 557.5 557.5 318.5 557.5 0.00 59 31 23634 -59.5 -88.5 1 29.0 -60.4 66 25 577.0 577.0 319.5 577.0 0.00 60 30 23840 -58.7 -88.7 1 30.0 -59.7 85 15 584.6 584.6 319.9 584.6 0.00 61 23 25528 -55.7 -86.7 1 31.0 -57.5 99 22 639.6 639.6 322.3 639.7 0.01 62 20 26430 -51.7 -84.7 1 33.0 -54.7 85 28 677.9 677.9 323.7 678.0 0.02 63 17 27497 -46.3 -83.3 1 37.0 -51.5 87 33 727.5 727.5 325.3 727.7 0.02 64 15 28329 -46.1 -83.1 1 37.0 -51.8 93 43 754.7 754.7 326.1 754.9 0.03 65 14 28789 -44.9 -82.9 1 38.0 -51.4 95 47 773.8 773.8 326.6 774.0 0.03 TRP 93 17072 -84.5 -89.4 41 4.9 -84.5 55 9 372.1 372.1 300.9 372.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5795.00 m Freezing level: 546.79 mb = 5230.67 m = 17160.77 ft Wetbulb zero: 628.25 mb = 4094.31 m = 13432.61 ft Precipitable water: 1.54 inches Sfc-500 mean rel hum: 43.69 % Est. max temperature: 33.63 C = 92.54 F Sfc-Lift cond lev (LCL): 929.92 mb = 775.24 m = 2543.40 ft T: 22.37 C 700-500 lapse rate: 5.61 C/km ThetaE index: 38.52 C Layer 925.0- 850.0 mb Conv cond level (CCL): 887.00 mb = 1185.76 m = 3890.25 ft Mean mixing ratio: 16.97 g/kg Conv temperature: 31.61 C = 88.89 F Cap Strength: 3.58 C Lifted Index: -1.97 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.55 C Lifted Index @700 mb: -0.12 C Showalter Index: 14.23 C Risk: None Total Totals Index: 22.20 C Risk: None Vertical Totals Index: 25.10 C Cross Totals Index: -2.90 C K Index: 9.70 Risk: None Sweat Index: 16.00 Risk: None Energy Index: 2.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 573.64 J/kg Max Up Vert Vel: 33.87 m/s Conv Inhibition (B-): 101.56 J/kg Cap Strength: 3.43 C Lift Cond Lev (LCL): 918.03 mb = 887.79 m = 2912.67 ft Lev Free Conv (LFC): 703.03 mb = 3167.81 m = 10392.95 ft Equ Level (EL): 583.03 mb = 4703.14 m = 15430.07 ft B at Equ Level: 38.30 J/kg Max Parcel Lev (MPL): 103.03 mb = 16500.77 m = 54135.71 ft Wind level data Storm motion: 177 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 1014 18 280 4 3.9 -0.7 | 329 8 4.3 -7.1 1 1000 135 255 4 3.9 1.0 | 322 7 4.2 -5.4 2 981 305 230 2 1.5 1.3 | 340 5 1.8 -5.2 3 948 610 195 3 0.8 2.9 | 343 4 1.1 -3.5 4 925 822 160 4 -1.4 3.8 | 21 3 -1.1 -2.7 5 915 914 165 4 -1.0 3.9 | 16 3 -0.7 -2.6 6 853 1524 80 4 -3.9 -0.7 | 27 8 -3.6 -7.1 7 850 1554 75 5 -4.8 -1.3 | 30 9 -4.5 -7.7 8 794 2134 125 7 -5.7 4.0 | 66 6 -5.4 -2.4 9 713 3048 150 18 -9.0 15.6 | 136 13 -8.7 9.1 10 700 3204 150 18 -9.0 15.6 | 136 13 -8.7 9.1 11 662 3658 145 20 -11.5 16.4 | 132 15 -11.2 9.9 12 614 4267 140 13 -8.4 10.0 | 114 9 -8.0 3.5 13 591 4572 145 10 -5.7 8.2 | 108 6 -5.4 1.8 14 569 4877 95 1 -1.0 0.1 | 6 6 -0.7 -6.4 15 500 5930 210 6 3.0 5.2 | 291 4 3.3 -1.2 16 489 6096 210 6 3.0 5.2 | 291 4 3.3 -1.2 17 471 6401 230 14 10.7 9.0 | 257 11 11.0 2.6 18 452 6706 250 14 13.2 4.8 | 277 14 13.5 -1.7 19 402 7620 315 9 6.4 -6.4 | 332 14 6.7 -12.8 20 400 7660 315 9 6.4 -6.4 | 332 14 6.7 -12.8 21 355 8534 265 16 15.9 1.4 | 287 17 16.3 -5.0 22 327 9144 245 17 15.4 7.2 | 267 16 15.7 0.7 23 301 9754 290 12 11.3 -4.1 | 312 16 11.6 -10.5 24 300 9770 290 12 11.3 -4.1 | 312 16 11.6 -10.5 25 276 10363 305 14 11.5 -8.0 | 321 19 11.8 -14.5 26 252 10973 320 13 8.4 -10.0 | 332 19 8.7 -16.4 27 250 11040 320 13 8.4 -10.0 | 332 19 8.7 -16.4 28 241 11278 315 13 9.2 -9.2 | 329 18 9.5 -15.6 29 210 12192 270 14 14.0 -0.0 | 294 16 14.3 -6.4 30 201 12497 265 19 18.9 1.7 | 284 20 19.2 -4.8 31 200 12520 270 14 14.0 -0.0 | 294 16 14.3 -6.4 32 191 12802 275 13 13.0 -1.1 | 300 15 13.3 -7.6 33 182 13106 285 10 9.7 -2.6 | 312 13 10.0 -9.0 34 150 14320 190 9 1.6 8.9 | 218 3 1.9 2.4 35 150 14326 190 10 1.7 9.8 | 211 4 2.1 3.4 36 115 15850 345 2 0.5 -1.9 | 354 8 0.8 -8.4 37 109 16154 200 10 3.4 9.4 | 232 5 3.7 3.0 38 104 16459 185 14 1.2 13.9 | 192 8 1.5 7.5 39 100 16670 70 14 -13.2 -4.8 | 49 17 -12.8 -11.2 40 93 17069 50 16 -12.3 -10.3 | 36 21 -11.9 -16.7 41 93 17072 55 9 -7.4 -5.2 | 31 14 -7.1 -11.6 42 88 17374 50 10 -7.7 -6.4 | 30 15 -7.3 -12.9 43 79 17983 200 4 1.4 3.8 | 328 3 1.7 -2.7 44 75 18288 165 17 -4.4 16.4 | 158 11 -4.1 10.0 45 71 18593 125 19 -15.6 10.9 | 106 16 -15.2 4.5 46 70 18680 100 24 -23.6 4.2 | 84 23 -23.3 -2.3 47 67 18898 135 16 -11.3 11.3 | 114 12 -11.0 4.9 48 64 19202 85 29 -28.9 -2.5 | 73 30 -28.6 -9.0 49 61 19507 45 10 -7.1 -7.1 | 27 15 -6.8 -13.5 50 58 19812 60 3 -2.6 -1.5 | 16 8 -2.3 -7.9 51 52 20422 110 10 -9.4 3.4 | 72 10 -9.1 -3.0 52 50 20670 120 21 -18.2 10.5 | 103 18 -17.9 4.1 53 50 20726 105 18 -17.4 4.7 | 84 17 -17.1 -1.8 54 47 21031 110 24 -22.6 8.2 | 95 22 -22.2 1.8 55 43 21641 85 22 -21.9 -1.9 | 69 23 -21.6 -8.4 56 41 21946 85 12 -12.0 -1.0 | 57 14 -11.6 -7.5 57 39 22250 110 12 -11.3 4.1 | 78 11 -11.0 -2.3 58 35 22860 100 24 -23.6 4.2 | 84 23 -23.3 -2.3 59 32 23470 80 26 -25.6 -4.5 | 67 28 -25.3 -11.0 60 30 23774 55 25 -20.5 -14.3 | 44 29 -20.2 -20.8 61 30 23840 85 15 -14.9 -1.3 | 62 17 -14.6 -7.7 62 29 24079 60 16 -13.9 -8.0 | 43 20 -13.5 -14.4 63 28 24384 110 15 -14.1 5.1 | 85 14 -13.8 -1.3 64 25 24994 105 18 -17.4 4.7 | 84 17 -17.1 -1.8 65 24 25298 115 24 -21.8 10.1 | 100 22 -21.4 3.7 66 23 25603 95 21 -20.9 1.8 | 77 21 -20.6 -4.6 67 21 26213 80 25 -24.6 -4.3 | 66 27 -24.3 -10.8 68 20 26430 85 28 -27.9 -2.4 | 72 29 -27.6 -8.9 69 20 26518 100 23 -22.7 4.0 | 84 22 -22.3 -2.4 70 18 26822 85 28 -27.9 -2.4 | 72 29 -27.6 -8.9 71 14 27737 95 47 -46.8 4.1 | 87 47 -46.5 -2.3 72 10 28956 85 41 -40.8 -3.6 | 76 42 -40.5 -10.0 Wind Parameters Mean winds (0-6000m): 147.2 at 8.6 knts Storm direction: 177.2 at 6.4 knts Shear (0-3000m) pos: 2.8 neg: 1.4 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 165.8 deg Storm rel helicity (0-3000m) pos: 38.6 neg: -3.7 tot: 34.9 m^2/s^2 ave: 11.6 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 3.1 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 49.14 Bulk Shear: 11.67 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 ------------------------------------------------------------------------------- 500 243 3 330 6| 0.0 4.3 4.3| 2.8 -1.8 1.1 2.1 0.18| 5.3 0.9 1000 203 3 335 4| 0.0 3.7 3.7| 5.2 -1.9 3.3 3.3 0.39| 4.8 1.9 1500 172 4 4 3| 0.0 2.7 2.7| 5.6 -3.7 1.9 1.3 0.22| 4.9 1.0 2000 136 4 36 4| 1.0 2.0 3.1| 14.4 -3.7 10.6 5.3 0.37| 4.9 1.9 2500 133 5 48 4| 2.0 1.6 3.7| 24.0 -3.7 20.3 8.1 0.50| 5.2 2.6 3000 140 7 71 4| 2.8 1.4 4.2| 38.6 -3.7 34.9 11.6 0.56| 5.5 3.1 4000 144 10 104 6| 2.1 1.2 3.3| 39.7 -14.9 24.8 6.2 0.39| 5.0 2.0 5000 143 10 103 6| 1.2 1.2 2.4| 40.5 -35.5 5.0 1.0 0.06| 5.7 0.3 6000 147 9 100 4| 1.4 1.0 2.4| 41.7 -37.5 4.2 0.7 0.01| 5.5 0.1 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20250423.23.gif