UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042423.upa.cvt Date: 2300Z 24 APR 25 Searching for NFFN... Searching the city database file for: NFFN ... Date:2300Z 24 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 29.6 21.6 62 8.0 23.8 310 8 301.5 304.5 296.5 349.3 16.22 1 1000 136 27.4 21.4 70 6.0 23.1 320 7 300.5 303.5 296.3 348.2 16.25 2 925 824 21.8 19.8 88 2.0 20.4 140 4 301.6 304.5 296.3 348.5 15.91 3 907 995 20.4 19.5 95 0.9 19.8 136 6 301.9 304.8 296.4 348.8 15.93 4 850 1555 17.2 17.2 100 0.0 17.2 75 9 304.2 306.9 296.1 347.9 14.68 5 826 1800 16.4 16.4 100 0.0 16.4 77 11 305.8 308.5 296.4 348.8 14.35 6 759 2518 13.2 12.5 96 0.7 12.7 92 17 309.8 312.1 295.9 346.7 12.09 7 736 2778 12.6 8.8 78 3.8 10.2 101 18 311.9 313.8 294.8 341.9 9.71 8 727 2882 13.2 5.2 58 8.0 8.4 104 15 313.7 315.2 293.7 337.6 7.65 9 722 2940 13.0 6.0 62 7.0 8.8 106 13 314.1 315.6 294.2 339.5 8.15 10 700 3200 10.8 4.8 66 6.0 7.2 110 9 314.4 315.9 294.0 338.6 7.73 11 646 3863 6.4 2.8 78 3.6 4.3 86 12 316.8 318.2 294.3 339.7 7.27 12 632 4042 5.6 -2.4 56 8.0 1.4 73 11 317.8 318.8 292.8 334.1 5.08 13 623 4159 5.0 -1.0 65 6.0 1.8 64 11 318.5 319.6 293.5 336.8 5.72 14 618 4225 6.0 -5.0 45 11.0 0.5 59 11 320.3 321.2 292.9 334.3 4.27 15 606 4386 6.0 -14.0 22 20.0 -2.3 56 10 322.1 322.6 291.5 329.4 2.14 16 603 4426 5.8 -14.2 22 20.0 -2.4 57 10 322.4 322.8 291.6 329.5 2.11 17 539 5332 -0.9 -21.9 19 21.0 -7.9 81 6 324.9 325.1 291.5 329.2 1.23 18 536 5377 -1.1 -27.1 12 26.0 -8.7 86 7 325.2 325.3 291.1 327.9 0.77 19 529 5482 -1.3 -20.3 22 19.0 -7.9 98 10 326.2 326.4 292.0 331.2 1.44 20 526 5527 -1.5 -7.5 64 6.0 -4.4 101 10 326.4 327.3 294.4 340.3 4.14 21 515 5695 -1.3 -28.3 11 27.0 -9.2 103 10 328.7 328.8 292.0 331.3 0.72 22 501 5914 -3.1 -15.1 39 12.0 -7.9 48 5 329.1 329.5 293.6 337.2 2.36 23 500 5930 -3.1 -16.1 36 13.0 -8.1 40 4 329.3 329.7 293.5 336.8 2.18 24 485 6171 -3.9 -33.9 8 30.0 -11.4 37 4 331.2 331.2 292.5 332.8 0.45 25 441 6913 -9.3 -40.3 6 31.0 -15.5 6 4 333.5 333.5 292.9 334.5 0.26 26 416 7361 -12.7 -34.7 14 22.0 -17.5 346 4 334.7 334.8 293.4 336.5 0.48 27 414 7398 -12.7 -24.7 36 12.0 -16.2 345 4 335.2 335.4 294.3 339.7 1.25 28 412 7435 -12.7 -35.7 13 23.0 -17.6 343 4 335.6 335.7 293.6 337.3 0.44 29 407 7528 -12.9 -23.9 39 11.0 -16.2 339 4 336.5 336.8 294.7 341.5 1.36 30 406 7547 -12.9 -30.9 21 18.0 -17.3 338 4 336.8 336.9 294.2 339.5 0.72 31 403 7603 -13.3 -24.3 39 11.0 -16.6 336 4 337.0 337.3 294.7 341.8 1.33 32 400 7660 -13.7 -27.7 30 14.0 -17.4 335 4 337.2 337.4 294.5 340.8 0.98 33 395 7756 -14.5 -30.5 24 16.0 -18.4 331 4 337.4 337.5 294.4 340.2 0.76 34 357 8514 -20.7 -28.7 49 8.0 -22.6 301 6 338.9 339.1 295.0 342.7 1.00 35 348 8702 -21.7 -30.7 44 9.0 -23.7 294 6 340.1 340.2 295.1 343.3 0.85 36 344 8787 -21.9 -39.9 18 18.0 -24.9 290 7 340.9 341.0 294.8 342.3 0.35 37 327 9158 -25.1 -35.1 39 10.0 -26.9 275 8 341.5 341.6 295.2 343.8 0.59 38 311 9522 -27.3 -42.3 23 15.0 -29.3 261 8 343.4 343.4 295.4 344.5 0.30 39 300 9780 -29.5 -43.5 25 14.0 -31.2 250 9 343.8 343.9 295.5 344.9 0.27 40 263 10703 -37.3 -64.3 4 27.0 -38.6 279 12 345.6 345.6 295.7 345.7 0.03 41 250 11050 -40.1 -66.1 5 26.0 -41.2 290 14 346.4 346.5 295.8 346.5 0.02 42 226 11729 -45.9 -60.9 17 15.0 -46.4 298 12 347.7 347.7 296.2 347.9 0.05 43 218 11967 -47.7 -59.7 24 12.0 -48.1 296 13 348.5 348.6 296.4 348.8 0.06 44 209 12244 -49.7 -72.7 5 23.0 -50.2 280 16 349.6 349.6 296.5 349.7 0.01 45 200 12530 -51.7 -67.7 13 16.0 -52.1 255 18 350.9 350.9 296.8 351.0 0.02 46 150 14330 -67.1 -74.1 36 7.0 -67.1 300 7 354.5 354.5 297.6 354.5 0.01 47 137 14871 -71.3 -76.3 47 5.0 -71.3 313 3 356.4 356.4 298.0 356.4 0.01 48 132 15090 -72.9 -79.9 34 7.0 -72.9 325 3 357.3 357.3 298.2 357.4 0.01 49 113 15985 -80.1 -83.4 58 3.3 -80.1 29 7 360.2 360.2 298.7 360.2 0.00 50 100 16670 -83.3 -87.1 51 3.8 -83.3 20 10 366.8 366.8 300.0 366.8 0.00 51 97 16839 -84.7 -88.5 51 3.8 -84.7 35 9 367.3 367.3 300.1 367.3 0.00 52 86 17505 -84.7 -89.2 45 4.5 -84.7 70 20 380.1 380.1 302.3 380.1 0.00 53 74 18362 -72.7 -89.7 6 17.0 -72.8 93 12 422.1 422.1 308.0 422.1 0.00 54 70 18690 -71.5 -91.5 4 20.0 -71.6 120 16 431.4 431.4 309.0 431.4 0.00 55 69 18775 -71.1 -91.1 4 20.0 -71.2 120 16 434.1 434.1 309.3 434.1 0.00 56 62 19409 -72.3 -90.3 5 18.0 -72.4 126 21 444.9 444.9 310.4 444.9 0.00 57 53 20347 -66.7 -90.7 2 24.0 -67.0 104 18 478.3 478.3 313.3 478.3 0.00 58 50 20700 -67.1 -90.1 2 23.0 -67.3 65 15 485.4 485.4 313.9 485.4 0.00 59 49 20821 -67.3 -90.3 2 23.0 -67.5 61 15 487.7 487.7 314.1 487.7 0.00 60 30 23850 -56.5 -87.5 1 31.0 -57.9 70 25 590.6 590.6 320.2 590.6 0.01 61 20 26460 -47.9 -83.9 1 36.0 -52.0 95 42 689.6 689.6 324.1 689.7 0.02 62 19 26798 -47.9 -82.9 1 35.0 -52.2 95 42 699.7 699.8 324.4 699.9 0.02 TRP 97 16839 -84.7 -88.5 51 3.8 -84.7 35 9 367.3 367.3 300.1 367.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5794.00 m Freezing level: 547.60 mb = 5210.69 m = 17095.25 ft Wetbulb zero: 615.87 mb = 4253.35 m = 13954.40 ft Precipitable water: 2.08 inches Sfc-500 mean rel hum: 65.01 % Est. max temperature: 31.65 C = 88.96 F Sfc-Lift cond lev (LCL): 903.22 mb = 1030.94 m = 3382.32 ft T: 20.19 C 700-500 lapse rate: 5.09 C/km ThetaE index: 11.26 C Layer 759.0- 722.0 mb Conv cond level (CCL): 887.41 mb = 1183.40 m = 3882.49 ft Mean mixing ratio: 16.08 g/kg Conv temperature: 30.69 C = 87.25 F Cap Strength: 1.67 C Lifted Index: 0.40 C Risk: Showers probable Lifted Index @300 mb: -0.28 C Lifted Index @700 mb: 0.64 C Showalter Index: 0.63 C Risk: Thunderstorms probable Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 20.30 C Cross Totals Index: 20.30 C K Index: 31.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 228.40 Risk: None Energy Index: -2.17 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 89.24 J/kg Max Up Vert Vel: 13.36 m/s Conv Inhibition (B-): 8.70 J/kg Cap Strength: 1.58 C Lift Cond Lev (LCL): 907.04 mb = 994.62 m = 3263.14 ft Lev Free Conv (LFC): 852.04 mb = 1534.37 m = 5033.95 ft Equ Level (EL): 832.04 mb = 1737.75 m = 5701.20 ft B at Equ Level: 2.65 J/kg Max Parcel Lev (MPL): 732.04 mb = 2823.56 m = 9263.54 ft Wind level data Storm motion: 117 at 7 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 18 310 8 6.1 -5.1 | 304 15 12.5 -8.3 1 1000 136 320 7 4.5 -5.4 | 308 14 10.8 -8.5 2 981 305 310 5 3.8 -3.2 | 302 12 10.2 -6.4 3 948 610 105 6 -5.8 1.6 | 342 2 0.5 -1.6 4 925 824 140 4 -2.6 3.1 | 272 4 3.8 -0.1 5 915 914 145 6 -3.4 4.9 | 239 3 2.9 1.7 6 853 1524 75 8 -7.7 -2.1 | 15 5 -1.4 -5.2 7 850 1555 75 9 -8.7 -2.3 | 23 6 -2.4 -5.5 8 794 2134 80 14 -13.8 -2.4 | 53 9 -7.5 -5.6 9 739 2743 100 19 -18.7 3.3 | 91 12 -12.4 0.1 10 713 3048 110 9 -8.5 3.1 | 88 2 -2.1 -0.1 11 700 3200 110 9 -8.5 3.1 | 88 2 -2.1 -0.1 12 662 3658 100 12 -11.8 2.1 | 79 6 -5.5 -1.1 13 614 4267 55 11 -9.0 -6.3 | 16 10 -2.7 -9.5 14 548 5182 65 3 -2.7 -1.3 | 321 6 3.6 -4.4 15 528 5486 100 10 -9.8 1.7 | 68 4 -3.5 -1.4 16 509 5791 105 10 -9.7 2.6 | 80 3 -3.3 -0.6 17 500 5930 40 4 -2.6 -3.1 | 329 7 3.8 -6.2 18 489 6096 40 4 -2.6 -3.1 | 329 7 3.8 -6.2 19 402 7620 335 4 1.7 -3.6 | 310 11 8.0 -6.8 20 400 7660 335 4 1.7 -3.6 | 310 11 8.0 -6.8 21 300 9780 250 9 8.5 3.1 | 270 15 14.8 -0.1 22 276 10363 265 10 10.0 0.9 | 278 16 16.3 -2.3 23 253 10973 290 14 13.2 -4.8 | 292 21 19.5 -8.0 24 250 11050 290 14 13.2 -4.8 | 292 21 19.5 -8.0 25 220 11887 300 12 10.4 -6.0 | 299 19 16.7 -9.2 26 201 12497 265 19 18.9 1.7 | 273 25 25.3 -1.5 27 200 12530 255 18 17.4 4.7 | 266 24 23.7 1.5 28 192 12802 250 15 14.1 5.1 | 265 21 20.4 2.0 29 174 13411 285 13 12.6 -3.4 | 289 20 18.9 -6.5 30 165 13716 275 10 10.0 -0.9 | 284 17 16.3 -4.0 31 150 14330 300 7 6.1 -3.5 | 298 14 12.4 -6.7 32 135 14935 315 2 1.4 -1.4 | 301 9 7.7 -4.6 33 104 16459 65 10 -9.1 -4.2 | 20 8 -2.7 -7.4 34 100 16670 20 10 -3.4 -9.4 | 347 13 2.9 -12.6 35 97 16839 35 9 -5.2 -7.4 | 354 11 1.2 -10.5 36 93 17069 20 10 -3.4 -9.4 | 347 13 2.9 -12.6 37 88 17374 70 17 -16.0 -5.8 | 47 13 -9.6 -9.0 38 84 17678 70 23 -21.6 -7.9 | 54 19 -15.3 -11.0 39 79 17983 60 31 -26.8 -15.5 | 48 28 -20.5 -18.7 40 75 18288 85 11 -11.0 -1.0 | 48 6 -4.6 -4.1 41 70 18690 120 16 -13.9 8.0 | 123 9 -7.5 4.8 42 68 18898 120 16 -13.9 8.0 | 123 9 -7.5 4.8 43 64 19202 140 18 -11.6 13.8 | 154 12 -5.2 10.6 44 58 19812 100 27 -26.6 4.7 | 94 20 -20.3 1.5 45 52 20422 105 17 -16.4 4.4 | 97 10 -10.1 1.2 46 50 20700 65 15 -13.6 -6.3 | 37 12 -7.3 -9.5 47 47 21031 55 14 -11.5 -8.0 | 25 12 -5.1 -11.2 48 45 21336 60 13 -11.3 -6.5 | 27 11 -4.9 -9.7 49 43 21641 85 10 -10.0 -0.9 | 42 5 -3.6 -4.0 50 41 21946 120 24 -20.8 12.0 | 121 17 -14.5 8.8 51 37 22555 100 29 -28.6 5.0 | 95 22 -22.2 1.9 52 35 22860 75 15 -14.5 -3.9 | 49 11 -8.2 -7.0 53 32 23470 115 16 -14.5 6.8 | 114 9 -8.2 3.6 54 30 23774 75 24 -23.2 -6.2 | 61 19 -16.9 -9.4 55 30 23850 70 25 -23.5 -8.6 | 56 21 -17.2 -11.7 56 24 25298 65 27 -24.5 -11.4 | 51 23 -18.1 -14.6 57 23 25603 85 25 -24.9 -2.2 | 74 19 -18.6 -5.3 58 21 26213 85 28 -27.9 -2.4 | 75 22 -21.6 -5.6 59 20 26460 95 42 -41.8 3.7 | 91 36 -35.5 0.5 60 18 26822 95 42 -41.8 3.7 | 91 36 -35.5 0.5 61 17 27127 90 41 -41.0 0.0 | 85 35 -34.7 -3.2 Wind Parameters Mean winds (0-6000m): 86.6 at 9.4 knts Storm direction: 116.6 at 7.1 knts Shear (0-3000m) pos: 3.3 neg: 1.2 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 147.9 deg Storm rel helicity (0-3000m) pos: 51.3 neg: -6.5 tot: 44.8 m^2/s^2 ave: 14.9 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 2.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 3.74 Bulk Shear: 23.86 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 ------------------------------------------------------------------------------- 500 328 6 311 13| 11.5 0.0 11.5| 21.4 -2.2 19.2 38.4 0.57| 13.3 7.6 1000 62 6 348 6| 7.4 0.0 7.4| 21.4 -5.7 15.7 15.7 0.09| 12.6 1.1 1500 92 6 358 3| 4.9 2.4 7.3| 21.6 -6.3 15.3 10.2 0.12| 11.0 1.3 2000 83 7 14 4| 4.7 1.8 6.5| 28.7 -6.3 22.4 11.2 0.21| 9.6 2.0 2500 84 9 32 5| 4.9 1.4 6.3| 41.9 -6.3 35.6 14.2 0.30| 8.8 2.6 3000 90 10 50 5| 3.3 1.2 4.5| 51.3 -6.5 44.8 14.9 0.29| 9.4 2.7 4000 92 10 55 5| 2.5 1.8 4.2| 51.3 -15.8 35.5 8.9 0.15| 8.3 1.3 5000 86 10 43 5| 2.0 1.5 3.5| 51.3 -31.9 19.4 3.9 0.03| 7.7 0.2 6000 87 9 40 5| 2.2 1.7 3.9| 59.2 -42.9 16.4 2.7 -0.00| 8.1 -0.0 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20250424.23.gif