UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042223.upa.cvt Date: 2300Z 22 APR 25 Searching for NFFN... Searching the city database file for: NFFN ... Date:2300Z 22 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 1013 18 29.8 23.8 70 6.0 25.4 280 4 301.8 305.3 298.1 356.9 18.63 1 1000 129 28.0 20.0 62 8.0 22.3 255 3 301.1 303.9 295.5 344.9 14.88 2 937 703 22.8 18.8 78 4.0 20.0 331 1 301.5 304.2 295.5 344.9 14.73 3 925 816 22.4 17.5 74 4.9 19.0 295 3 302.2 304.7 295.0 342.8 13.73 4 873 1318 19.0 16.3 84 2.7 17.2 282 7 303.7 306.2 295.2 343.8 13.48 5 850 1548 18.8 14.1 74 4.7 15.7 285 9 305.8 308.1 294.7 341.8 11.99 6 832 1732 17.8 13.4 75 4.4 14.9 336 7 306.7 308.8 294.8 341.9 11.69 7 818 1877 19.8 -18.2 6 38.0 5.0 17 6 310.3 310.5 286.7 314.0 1.11 8 810 1962 20.2 -24.8 3 45.0 4.5 40 6 311.6 311.7 286.6 313.7 0.63 9 723 2929 11.8 5.8 67 6.0 8.2 189 12 312.6 314.2 293.7 337.6 8.03 10 700 3199 9.8 2.8 62 7.0 5.8 215 15 313.3 314.6 292.9 334.3 6.70 11 665 3621 5.6 2.0 78 3.6 3.6 258 13 313.2 314.5 292.8 334.1 6.66 12 662 3658 5.4 0.4 70 5.0 2.7 262 13 313.4 314.6 292.3 332.1 5.96 13 652 3783 5.6 -7.4 39 13.0 -0.4 274 12 315.0 315.7 290.5 325.9 3.36 14 616 4248 6.4 322 10 321.1 15 567 4924 3.8 -43.2 2 47.0 -6.7 343 5 325.7 325.8 290.6 326.3 0.15 16 500 5930 -4.1 -24.1 19 20.0 -10.4 155 12 328.0 328.3 292.2 331.9 1.09 17 468 6446 -8.1 -26.1 22 18.0 -13.2 139 13 329.3 329.5 292.5 332.8 0.97 18 456 6647 -9.1 -33.1 12 24.0 -14.7 158 12 330.5 330.6 292.4 332.5 0.52 19 451 6733 -7.9 -43.9 4 36.0 -14.7 166 11 333.1 333.1 292.7 333.8 0.17 20 401 7631 -15.5 -37.5 13 22.0 -19.7 250 6 334.6 334.7 293.3 336.1 0.38 21 400 7650 -15.5 -38.5 12 23.0 -19.8 250 6 334.8 334.9 293.4 336.2 0.34 22 360 8436 -19.7 -48.7 6 29.0 -23.5 255 10 339.5 339.5 294.3 340.0 0.13 23 300 9760 -29.5 -58.5 4 29.0 -31.7 260 20 343.8 343.8 295.3 344.0 0.05 24 250 11040 -39.1 -66.1 4 27.0 -40.2 250 10 347.9 347.9 296.2 348.0 0.02 25 248 11095 -39.5 -65.5 5 26.0 -40.6 249 10 348.1 348.1 296.3 348.2 0.02 26 200 12520 -51.9 -69.9 10 18.0 -52.2 245 12 350.6 350.6 296.8 350.6 0.02 27 185 13020 -56.5 -71.5 13 15.0 -56.7 231 18 351.0 351.0 296.8 351.1 0.01 28 159 13965 -63.5 -77.5 13 14.0 -63.6 206 26 354.7 354.7 297.7 354.8 0.01 29 150 14320 -66.7 -77.7 20 11.0 -66.8 200 25 355.2 355.2 297.7 355.2 0.01 30 124 15446 -76.1 -80.2 52 4.1 -76.1 191 18 358.0 358.0 298.3 358.0 0.01 31 109 16180 -81.9 -85.3 56 3.4 -81.9 143 13 360.5 360.5 298.8 360.5 0.00 32 103 16496 -83.5 -87.5 49 4.0 -83.5 210 9 363.3 363.3 299.4 363.3 0.00 33 100 16660 -83.7 -88.3 44 4.6 -83.7 185 14 366.0 366.0 299.8 366.0 0.00 34 92 17123 -83.9 -88.7 43 4.8 -83.9 140 11 374.4 374.4 301.4 374.5 0.00 35 87 17436 -78.9 -86.9 26 8.0 -78.9 145 14 390.5 390.5 303.9 390.5 0.00 36 83 17704 -79.7 -89.7 18 10.0 -79.7 99 16 394.2 394.2 304.4 394.2 0.00 37 70 18680 -75.3 -90.3 8 15.0 -75.3 100 7 423.3 423.3 308.1 423.3 0.00 38 66 19018 -77.5 -91.5 9 14.0 -77.6 110 3 425.7 425.7 308.4 425.7 0.00 39 61 19475 -71.7 -91.7 4 20.0 -71.8 162 9 448.3 448.3 310.7 448.3 0.00 40 50 20660 -66.9 -92.9 1 26.0 -67.1 75 22 485.8 485.8 313.9 485.8 0.00 41 39 22184 -60.3 -90.3 1 30.0 -61.0 73 16 538.3 538.3 317.4 538.3 0.00 42 30 23830 -57.3 -89.3 1 32.0 -58.6 85 20 588.4 588.4 320.0 588.5 0.00 43 26 24742 -53.5 -88.5 1 35.0 -55.6 87 21 623.8 623.8 321.6 623.8 0.01 44 21 26116 -53.1 -88.1 1 35.0 -55.6 85 29 664.3 664.3 323.2 664.4 0.01 45 20 26430 -53.1 -88.1 1 35.0 -55.8 70 29 673.6 673.6 323.6 673.7 0.01 46 15 28315 -45.7 -84.7 0 39.0 -51.5 80 28 756.0 756.0 326.1 756.2 0.02 47 13 29271 -44.5 -84.5 0 40.0 -51.4 74 31 791.7 791.8 327.0 791.9 0.02 TRP 103 16496 -83.5 -87.5 49 4.0 -83.5 210 9 363.3 363.3 299.4 363.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5801.00 m Freezing level: 534.77 mb = 5407.71 m = 17741.62 ft Wetbulb zero: 653.26 mb = 3766.93 m = 12358.54 ft Precipitable water: 1.48 inches Sfc-500 mean rel hum: 48.62 % Est. max temperature: 32.61 C = 90.70 F Sfc-Lift cond lev (LCL): 929.09 mb = 777.43 m = 2550.60 ft T: 22.54 C 700-500 lapse rate: 5.09 C/km ThetaE index: 28.12 C Layer 818.0- 723.0 mb Conv cond level (CCL): 761.66 mb = 2485.80 m = 8155.42 ft Mean mixing ratio: 14.84 g/kg Conv temperature: 40.19 C = 104.35 F Cap Strength: 5.41 C Lifted Index: 0.57 C Risk: Showers probable Lifted Index @300 mb: 1.48 C Lifted Index @700 mb: 0.52 C Showalter Index: 1.97 C Risk: Showers probable Total Totals Index: 41.10 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 18.20 C K Index: 30.00 Risk: 40-60 % chance of thunderstorms Sweat Index: 199.20 Risk: None Energy Index: -1.81 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.00 J/kg Max Up Vert Vel: 7.21 m/s Conv Inhibition (B-): 198.51 J/kg Cap Strength: 5.19 C Lift Cond Lev (LCL): 885.01 mb = 1199.41 m = 3935.02 ft Lev Free Conv (LFC): 690.01 mb = 3317.42 m = 10883.79 ft Equ Level (EL): 640.01 mb = 3934.63 m = 12908.72 ft B at Equ Level: 22.10 J/kg Max Parcel Lev (MPL): 610.01 mb = 4327.28 m = 14196.93 ft Wind level data Storm motion: 281 at 5 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 1013 18 280 4 3.9 -0.7 | 104 1 -1.3 0.3 1 1000 129 255 3 2.9 0.8 | 128 3 -2.3 1.8 2 980 305 0 0 -0.0 -0.0 | 101 5 -5.2 1.0 3 947 610 0 0 -0.0 -0.0 | 101 5 -5.2 1.0 4 925 816 295 3 2.7 -1.3 | 84 2 -2.5 -0.3 5 915 914 285 3 2.9 -0.8 | 95 2 -2.3 0.2 6 852 1524 280 9 8.9 -1.6 | 279 4 3.7 -0.6 7 850 1548 285 9 8.7 -2.3 | 291 4 3.5 -1.3 8 793 2134 90 4 -4.0 0.0 | 96 9 -9.2 1.0 9 713 3048 205 13 5.5 11.8 | 181 13 0.3 12.8 10 700 3199 215 15 8.6 12.3 | 194 14 3.4 13.3 11 614 4267 325 10 5.7 -8.2 | 356 7 0.5 -7.2 12 528 5486 0 0 -0.0 -0.0 | 101 5 -5.2 1.0 13 500 5930 155 12 -5.1 10.9 | 139 16 -10.3 11.9 14 489 6096 155 12 -5.1 10.9 | 139 16 -10.3 11.9 15 470 6401 135 13 -9.2 9.2 | 125 18 -14.4 10.2 16 402 7620 250 6 5.6 2.1 | 188 3 0.4 3.0 17 400 7650 250 6 5.6 2.1 | 188 3 0.4 3.0 18 326 9144 260 14 13.8 2.4 | 248 9 8.6 3.4 19 313 9449 275 15 14.9 -1.3 | 272 10 9.7 -0.3 20 300 9760 260 20 19.7 3.5 | 253 15 14.5 4.5 21 252 10973 250 10 9.4 3.4 | 224 6 4.2 4.4 22 250 11040 250 10 9.4 3.4 | 224 6 4.2 4.4 23 201 12497 235 9 7.4 5.2 | 199 7 2.2 6.2 24 200 12520 245 12 10.9 5.1 | 223 8 5.7 6.1 25 165 13716 210 26 13.0 22.5 | 198 25 7.8 23.5 26 150 14320 200 25 8.6 23.5 | 188 25 3.4 24.5 27 142 14630 200 27 9.2 25.4 | 189 27 4.0 26.4 28 121 15545 190 17 3.0 16.7 | 173 18 -2.2 17.7 29 109 16154 140 13 -8.4 10.0 | 129 17 -13.6 11.0 30 103 16496 210 9 4.5 7.8 | 175 9 -0.7 8.8 31 100 16660 185 14 1.2 13.9 | 165 15 -4.0 14.9 32 98 16764 185 14 1.2 13.9 | 165 15 -4.0 14.9 33 93 17069 135 10 -7.1 7.1 | 123 15 -12.3 8.1 34 88 17374 160 13 -4.4 12.2 | 144 16 -9.6 13.2 35 84 17678 100 16 -15.8 2.8 | 100 21 -21.0 3.8 36 79 17983 90 16 -16.0 0.0 | 93 21 -21.2 1.0 37 75 18288 85 10 -10.0 -0.9 | 90 15 -15.2 0.1 38 71 18593 60 10 -8.7 -5.0 | 74 14 -13.9 -4.0 39 70 18680 100 7 -6.9 1.2 | 100 12 -12.1 2.2 40 64 19202 115 1 -0.9 0.4 | 103 6 -6.1 1.4 41 61 19507 165 10 -2.6 9.7 | 144 13 -7.8 10.7 42 58 19812 150 19 -9.5 16.5 | 140 23 -14.7 17.5 43 55 20117 90 18 -18.0 0.0 | 92 23 -23.2 1.0 44 52 20422 95 31 -30.9 2.7 | 96 36 -36.1 3.7 45 50 20660 75 22 -21.3 -5.7 | 80 27 -26.4 -4.7 46 49 20726 75 31 -29.9 -8.0 | 79 36 -35.1 -7.0 47 43 21641 70 22 -20.7 -7.5 | 76 27 -25.9 -6.5 48 41 21946 90 24 -24.0 0.0 | 92 29 -29.2 1.0 49 39 22250 70 14 -13.2 -4.8 | 78 19 -18.4 -3.8 50 37 22555 30 14 -7.0 -12.1 | 48 17 -12.2 -11.1 51 35 22860 35 13 -7.5 -10.6 | 53 16 -12.7 -9.7 52 33 23165 90 8 -8.0 0.0 | 94 13 -13.2 1.0 53 32 23470 115 21 -19.0 8.9 | 112 26 -24.2 9.9 54 30 23774 95 29 -28.9 2.5 | 96 34 -34.1 3.5 55 30 23830 85 20 -19.9 -1.7 | 88 25 -25.1 -0.7 56 29 24079 85 20 -19.9 -1.7 | 88 25 -25.1 -0.7 57 28 24384 85 21 -20.9 -1.8 | 88 26 -26.1 -0.8 58 24 25298 90 21 -21.0 0.0 | 92 26 -26.2 1.0 59 22 25908 95 29 -28.9 2.5 | 96 34 -34.1 3.5 60 20 26430 70 29 -27.3 -9.9 | 75 34 -32.4 -8.9 61 15 27432 80 28 -27.6 -4.9 | 83 33 -32.8 -3.9 62 10 28956 65 37 -33.5 -15.6 | 69 41 -38.7 -14.6 63 8 29566 90 30 -30.0 0.0 | 92 35 -35.2 1.0 Wind Parameters Mean winds (0-6000m): 250.9 at 7.1 knts Storm direction: 280.9 at 5.3 knts Shear (0-3000m) pos: 2.8 neg: 1.5 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 73.8 deg Storm rel helicity (0-3000m) pos: 91.6 neg: -3.8 tot: 87.8 m^2/s^2 ave: 29.3 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 5.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 5.89 Bulk Shear: 4.41 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 ------------------------------------------------------------------------------- 500 264 1 106 4| 4.1 0.0 4.1| 1.3 -1.7 -0.4 -0.8 -0.09| 5.8 -0.5 1000 279 2 102 4| 2.1 2.1 4.1| 1.6 -3.5 -1.9 -1.9 -0.15| 5.5 -0.8 1500 280 3 102 2| 1.4 3.1 4.4| 1.6 -3.8 -2.2 -1.5 -0.23| 5.4 -1.2 2000 289 4 72 1| 4.4 2.3 6.7| 27.7 -3.8 23.9 12.0 0.38| 8.6 3.3 2500 276 5 125 1| 4.0 1.8 5.9| 50.0 -3.8 46.2 18.5 0.49| 8.7 4.3 3000 241 5 174 4| 2.8 1.5 4.3| 91.6 -3.8 87.8 29.3 0.60| 9.4 5.6 4000 242 7 197 5| 0.6 1.1 1.7|147.8 -3.8 144.0 36.0 0.70| 10.0 7.0 5000 260 8 224 3| 1.2 0.9 2.1|166.0 -3.8 162.2 32.4 0.74| 9.2 6.8 6000 251 7 204 4| 1.9 0.8 2.7|218.6 -6.6 212.0 35.3 0.72| 9.7 7.0 Wrote GIF file: /home/apache/climate/data/raob//NFFN/skewt/NFFN.skewt.20250422.23.gif