UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101323.upa.cvt Date: 2300Z 13 OCT 25 Searching for NFFN... Searching the city database file for: NFFN ... Date:2300Z 13 OCT 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 1016 18 24.2 18.2 69 6.0 20.1 310 12 296.0 298.4 292.7 333.6 13.05 1 1014 33 26.0 20.0 70 6.0 21.8 308 13 298.0 300.6 294.4 340.5 14.67 2 1000 137 24.6 18.6 69 6.0 20.5 290 17 297.8 300.2 293.6 337.2 13.61 3 973 380 22.8 16.8 69 6.0 18.8 251 12 298.3 300.5 292.9 334.5 12.46 4 967 435 23.8 15.8 61 8.0 18.4 218 10 299.8 302.0 292.9 334.2 11.75 5 942 668 23.0 13.0 53 10.0 16.5 120 5 301.3 303.1 291.9 330.9 10.04 6 925 829 21.4 13.4 60 8.0 16.2 135 9 301.2 303.1 292.3 332.1 10.50 7 850 1557 14.6 11.5 82 3.1 12.6 150 11 301.4 303.3 292.0 331.2 10.08 8 840 1657 13.8 11.0 83 2.8 12.0 165 12 301.6 303.4 291.9 330.8 9.86 9 831 1748 14.8 6.8 59 8.0 10.1 178 12 303.6 305.0 290.6 326.0 7.48 10 809 1974 14.2 4.2 51 10.0 8.5 211 13 305.3 306.5 290.2 324.7 6.40 11 794 2132 13.4 7.4 67 6.0 9.8 234 14 306.1 307.6 291.9 330.8 8.16 12 784 2239 14.0 -14.0 13 28.0 2.7 232 13 307.8 308.2 286.5 313.2 1.65 13 774 2347 15.0 -29.0 3 44.0 1.5 229 13 310.1 310.1 285.9 311.6 0.45 14 700 3189 9.8 -25.2 7 35.0 -1.4 175 6 313.3 313.5 287.3 315.8 0.70 15 630 4056 5.6 -30.4 5 36.0 -4.6 167 6 318.1 318.2 288.7 319.9 0.48 16 619 4200 6.0 -39.0 2 45.0 -4.9 166 6 320.2 320.2 289.0 321.0 0.21 17 534 5389 -2.5 -43.5 3 41.0 -10.6 111 6 323.8 323.9 290.1 324.4 0.15 18 514 5692 -2.7 -49.7 1 47.0 -11.1 96 6 327.2 327.2 291.0 327.5 0.08 19 500 5910 -4.7 -47.7 2 43.0 -12.3 85 6 327.3 327.3 291.0 327.7 0.10 20 464 6492 -8.3 -48.3 2 40.0 -14.9 93 6 329.9 329.9 291.8 330.3 0.10 21 400 7620 -17.9 -51.9 3 34.0 -22.0 110 5 331.7 331.7 292.3 332.0 0.08 22 344 8725 -26.9 -52.9 7 26.0 -29.3 146 13 334.1 334.2 292.9 334.5 0.08 23 321 9221 -28.7 -58.7 4 30.0 -31.0 211 17 338.3 338.3 294.0 338.5 0.04 24 300 9700 -32.5 -59.5 5 27.0 -34.3 220 24 339.6 339.6 294.3 339.7 0.04 25 250 10960 -42.3 -65.3 6 23.0 -43.1 230 34 343.2 343.2 295.1 343.3 0.02 26 218 11872 -50.1 -68.1 10 18.0 -50.5 223 39 344.8 344.8 295.5 344.9 0.02 27 200 12430 -54.3 -71.3 11 17.0 -54.6 230 34 346.8 346.8 295.9 346.8 0.01 28 154 14061 -67.1 -78.1 20 11.0 -67.2 218 42 351.8 351.8 297.0 351.9 0.01 29 150 14220 -67.9 -78.9 19 11.0 -67.9 215 43 353.1 353.1 297.3 353.1 0.01 30 138 14716 -70.5 -80.5 22 10.0 -70.5 209 41 357.1 357.1 298.1 357.1 0.00 31 125 15300 -71.7 -83.7 15 12.0 -71.8 197 21 365.1 365.1 299.7 365.1 0.00 32 101 16533 -78.5 -86.5 26 8.0 -78.5 205 7 375.0 375.0 301.4 375.0 0.00 33 100 16590 -78.3 -86.3 26 8.0 -78.3 195 7 376.4 376.4 301.6 376.5 0.00 34 91 17127 -78.7 -86.7 26 8.0 -78.7 170 6 385.9 385.9 303.2 386.0 0.00 35 76 18168 -72.7 -88.7 7 16.0 -72.8 101 4 418.9 418.9 307.6 418.9 0.00 36 70 18650 -73.5 -89.5 7 16.0 -73.6 70 3 427.1 427.1 308.5 427.1 0.00 37 69 18734 -73.7 -89.7 7 16.0 -73.7 73 3 428.5 428.5 308.7 428.5 0.00 38 54 20185 -68.7 -89.7 3 21.0 -68.9 118 11 471.1 471.1 312.7 471.1 0.00 39 53 20297 -68.9 -90.9 3 22.0 -69.1 121 11 473.2 473.2 312.9 473.2 0.00 40 50 20650 -64.5 -89.5 2 25.0 -64.8 50 19 491.5 491.5 314.3 491.5 0.00 41 40 22026 -60.7 -88.7 1 28.0 -61.3 69 13 533.4 533.4 317.1 533.4 0.00 42 32 23409 -62.3 -89.3 2 27.0 -63.0 77 20 564.3 564.3 318.9 564.3 0.00 43 30 23810 -59.9 -87.9 1 28.0 -60.8 85 26 581.3 581.3 319.8 581.4 0.01 44 27 24471 -57.7 -87.7 1 30.0 -59.0 76 25 605.3 605.3 320.9 605.3 0.01 45 20 26380 -53.7 -84.7 1 31.0 -56.2 100 13 671.8 671.8 323.5 671.9 0.02 46 14 28696 -49.3 -83.3 1 34.0 -54.0 116 17 758.9 758.9 326.2 759.1 0.03 TRP 101 16533 -78.5 -86.5 26 8.0 -78.5 205 7 375.0 375.0 301.4 375.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5773.00 m Freezing level: 559.00 mb = 5039.58 m = 16533.84 ft Wetbulb zero: 735.74 mb = 2771.78 m = 9093.65 ft Precipitable water: 0.99 inches Sfc-500 mean rel hum: 26.11 % Est. max temperature: 29.62 C = 85.32 F Sfc-Lift cond lev (LCL): 930.62 mb = 775.50 m = 2544.25 ft T: 21.93 C 700-500 lapse rate: 5.33 C/km ThetaE index: 19.14 C Layer 784.0- 700.0 mb Conv cond level (CCL): 723.41 mb = 2913.30 m = 9557.95 ft Mean mixing ratio: 11.87 g/kg Conv temperature: 40.54 C = 104.97 F Cap Strength: 5.39 C Lifted Index: 4.54 C Risk: None Lifted Index @300 mb: 5.10 C Lifted Index @700 mb: 3.98 C Showalter Index: 5.94 C Risk: None Total Totals Index: 35.50 C Risk: None Vertical Totals Index: 19.30 C Cross Totals Index: 16.20 C K Index: -4.20 Risk: None Sweat Index: 166.00 Risk: None Energy Index: -0.46 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.11 J/kg Max Up Vert Vel: 6.34 m/s Conv Inhibition (B-): 40489.66 J/kg Cap Strength: 5.33 C Lift Cond Lev (LCL): 865.50 mb = 1401.42 m = 4597.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 211 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 1016 18 310 12 9.2 -7.7 | 336 15 5.8 -13.3 1 1000 137 290 17 16.0 -5.8 | 312 17 12.6 -11.4 2 981 305 295 15 13.6 -6.3 | 319 16 10.2 -11.9 3 948 610 115 4 -3.6 1.7 | 61 8 -7.0 -3.9 4 925 829 135 9 -6.4 6.4 | 94 10 -9.7 0.8 5 916 914 145 10 -5.7 8.2 | 106 9 -9.1 2.6 6 884 1219 135 12 -8.5 8.5 | 104 12 -11.9 2.9 7 853 1524 150 12 -6.0 10.4 | 117 11 -9.4 4.8 8 850 1557 150 11 -5.5 9.5 | 114 10 -8.9 3.9 9 794 2134 235 14 11.5 8.0 | 253 8 8.1 2.4 10 712 3048 210 9 4.5 7.8 | 207 2 1.1 2.2 11 700 3189 175 6 -0.5 6.0 | 95 4 -3.9 0.4 12 613 4267 165 6 -1.6 5.8 | 92 5 -4.9 0.2 13 500 5910 85 6 -6.0 -0.5 | 57 11 -9.4 -6.1 14 400 7620 110 5 -4.7 1.7 | 64 9 -8.1 -3.9 15 400 7620 125 5 -4.1 2.9 | 70 8 -7.5 -2.7 16 383 7925 85 11 -11.0 -1.0 | 65 16 -14.3 -6.6 17 368 8230 130 13 -10.0 8.4 | 102 14 -13.3 2.7 18 338 8839 150 13 -6.5 11.3 | 120 11 -9.9 5.7 19 324 9144 210 16 8.0 13.9 | 209 9 4.6 8.2 20 300 9700 220 24 15.4 18.4 | 223 18 12.0 12.8 21 298 9754 215 25 14.3 20.5 | 216 18 11.0 14.9 22 273 10363 250 22 20.7 7.5 | 264 17 17.3 1.9 23 261 10668 240 22 19.1 11.0 | 251 17 15.7 5.4 24 250 10960 230 34 26.0 21.9 | 234 28 22.7 16.2 25 238 11278 230 34 26.0 21.9 | 234 28 22.7 16.2 26 227 11582 220 41 26.4 31.4 | 222 35 23.0 25.8 27 200 12430 230 34 26.0 21.9 | 234 28 22.7 16.2 28 179 13106 235 38 31.1 21.8 | 240 32 27.7 16.2 29 150 14220 215 43 24.7 35.2 | 216 36 21.3 29.6 30 147 14326 225 45 31.8 31.8 | 227 39 28.4 26.2 31 133 14935 200 39 13.3 36.6 | 198 33 10.0 31.0 32 126 15240 195 22 5.7 21.3 | 188 16 2.3 15.6 33 120 15545 210 17 8.5 14.7 | 209 10 5.1 9.1 34 114 15850 225 17 12.0 12.0 | 233 11 8.6 6.4 35 108 16154 225 13 9.2 9.2 | 238 7 5.8 3.6 36 101 16533 205 7 3.0 6.3 | 150 1 -0.4 0.7 37 100 16590 195 7 1.8 6.8 | 126 2 -1.6 1.2 38 97 16764 195 7 1.8 6.8 | 126 2 -1.6 1.2 39 70 18650 70 3 -2.8 -1.0 | 43 9 -6.2 -6.6 40 52 20422 125 12 -9.8 6.9 | 96 13 -13.2 1.3 41 50 20650 50 19 -14.6 -12.2 | 45 25 -17.9 -17.8 42 49 20726 85 18 -17.9 -1.6 | 71 22 -21.3 -7.2 43 47 21031 40 18 -11.6 -13.8 | 38 24 -15.0 -19.4 44 45 21336 40 12 -7.7 -9.2 | 37 18 -11.1 -14.8 45 43 21641 80 14 -13.8 -2.4 | 65 19 -17.2 -8.0 46 41 21946 80 13 -12.8 -2.3 | 64 18 -16.2 -7.9 47 39 22250 40 14 -9.0 -10.7 | 37 20 -12.4 -16.3 48 37 22555 40 11 -7.1 -8.4 | 37 17 -10.5 -14.0 49 35 22860 110 16 -15.0 5.5 | 90 18 -18.4 -0.1 50 33 23165 85 18 -17.9 -1.6 | 71 22 -21.3 -7.2 51 32 23470 75 20 -19.3 -5.2 | 65 25 -22.7 -10.8 52 30 23774 105 20 -19.3 5.2 | 89 23 -22.7 -0.4 53 30 23810 85 26 -25.9 -2.3 | 75 30 -29.3 -7.9 54 27 24384 85 26 -25.9 -2.3 | 75 30 -29.3 -7.9 55 26 24689 55 23 -18.8 -13.2 | 50 29 -22.2 -18.8 56 24 25298 90 20 -20.0 0.0 | 77 24 -23.4 -5.6 57 23 25603 90 21 -21.0 0.0 | 77 25 -24.4 -5.6 58 22 25908 100 29 -28.6 5.0 | 89 32 -31.9 -0.6 59 21 26213 95 22 -21.9 1.9 | 82 26 -25.3 -3.7 60 20 26380 100 13 -12.8 2.3 | 78 17 -16.2 -3.4 61 18 26822 100 13 -12.8 2.3 | 78 17 -16.2 -3.4 62 16 27127 100 15 -14.8 2.6 | 81 18 -18.2 -3.0 63 11 28651 145 20 -11.5 16.4 | 126 18 -14.9 10.8 64 10 28956 140 17 -10.9 13.0 | 117 16 -14.3 7.4 Wind Parameters Mean winds (0-6000m): 181.1 at 8.7 knts Storm direction: 211.1 at 6.5 knts Shear (0-3000m) pos: 2.6 neg: 4.3 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): -126.2 deg Storm rel helicity (0-3000m) pos: 57.0 neg: -59.9 tot: -2.9 m^2/s^2 ave: -1.0 10^-3 m/s^2 rel: -0.15 Storm rel vorticity (0-3000m) horiz: 13.6 stream: -2.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.46 Bulk Shear: 44.18 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 ------------------------------------------------------------------------------- 500 289 14 316 14| 0.0 18.8 18.8| 0.0 -46.5 -46.5 -92.9 -0.84| 35.9-30.3 1000 275 11 312 10| 0.0 11.6 11.6| 16.6 -54.4 -37.8 -37.8 -0.57| 25.3-14.3 1500 176 11 142 7| 0.7 7.7 8.4| 24.4 -55.4 -31.1 -20.7 -0.47| 18.5 -8.8 2000 181 11 150 7| 3.9 5.8 9.7| 50.3 -55.4 -5.1 -2.5 -0.17| 17.7 -3.1 2500 201 12 189 5| 3.1 4.6 7.7| 57.0 -57.7 -0.7 -0.3 -0.13| 15.5 -2.0 3000 207 11 201 5| 2.6 4.3 6.8| 57.0 -59.9 -2.9 -1.0 -0.15| 13.6 -2.0 4000 199 10 180 4| 1.9 3.7 5.6| 57.0 -63.4 -6.3 -1.6 -0.20| 11.0 -2.2 5000 191 9 155 4| 1.5 3.2 4.7| 57.0 -66.7 -9.7 -1.9 -0.21| 9.3 -2.0 6000 181 9 134 4| 1.3 2.7 3.9| 57.3 -75.8 -18.4 -3.1 -0.24| 8.1 -1.9 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20251013.23.gif