UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041723.upa.cvt Date: 2300Z 17 APR 25 Searching for YSNF... Searching the city database file for: YSNF ... Date:2300Z 17 APR 25 Station: YSNF WMO ident: 94996 Latitude: -29.03 Longitude: 167.93 Elevation: 109.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 35 300 11 SFC 991 109 23.4 20.2 82 3.2 21.2 300 11 297.3 300.1 294.6 341.3 15.21 2 925 710 17.4 16.8 96 0.6 17.0 305 24 297.1 299.5 293.1 335.0 13.12 3 917 784 16.8 16.5 98 0.3 16.6 301 26 297.2 299.6 293.0 334.8 12.98 4 850 1430 14.0 11.0 82 3.0 12.1 295 24 300.8 302.6 291.6 329.5 9.74 5 845 1480 13.6 10.2 80 3.4 11.5 293 24 300.9 302.6 291.2 328.3 9.29 6 810 1835 12.0 4.0 58 8.0 7.6 280 26 302.9 304.0 289.3 321.8 6.30 7 723 2777 5.6 5.3 98 0.3 5.4 294 31 305.8 307.3 291.5 329.3 7.75 8 721 2800 6.6 0.6 65 6.0 3.4 293 32 307.2 308.2 290.0 324.2 5.55 9 715 2868 6.8 -1.2 57 8.0 2.7 291 33 308.1 309.1 289.8 323.3 4.90 10 711 2915 8.0 -17.0 15 25.0 -1.2 289 33 310.0 310.2 286.9 314.6 1.42 11 702 3020 9.6 -27.4 5 37.0 -1.7 286 35 312.9 313.0 287.1 314.9 0.57 12 701 3032 9.8 -23.2 8 33.0 -1.2 285 35 313.2 313.4 287.5 316.1 0.84 13 700 3044 9.6 -23.4 8 33.0 -1.3 285 35 313.1 313.3 287.4 315.9 0.83 14 677 3320 8.2 -28.8 5 37.0 -2.7 289 37 314.6 314.7 287.6 316.4 0.52 15 594 4383 -0.3 -21.3 19 21.0 -7.1 300 46 316.7 316.9 288.9 320.7 1.17 16 560 4853 -2.3 -28.3 12 26.0 -9.4 298 50 319.7 319.8 289.4 322.1 0.66 17 500 5740 -10.3 -32.3 15 22.0 -15.2 295 58 320.5 320.6 289.5 322.3 0.51 18 478 6083 -13.7 -35.7 14 22.0 -17.9 295 61 320.4 320.5 289.3 321.8 0.38 19 444 6641 -15.1 -53.1 2 38.0 -19.7 295 58 325.5 325.5 290.5 325.7 0.06 20 400 7420 -20.7 -52.7 4 32.0 -24.1 295 54 328.1 328.1 291.3 328.4 0.07 21 300 9470 -37.5 -57.5 11 20.0 -38.5 295 55 332.5 332.5 292.4 332.7 0.05 22 283 9872 -40.9 -58.9 13 18.0 -41.7 297 58 333.2 333.2 292.6 333.4 0.05 23 253 10630 -46.1 -64.1 11 18.0 -46.6 300 62 336.4 336.4 293.4 336.5 0.03 24 250 10710 -45.7 -65.7 9 20.0 -46.3 300 63 338.1 338.1 293.9 338.2 0.02 25 237 11064 -47.8 -67.8 8 20.0 -48.3 300 64 340.2 340.2 294.4 340.3 0.02 26 211 11824 -52.3 -72.3 7 20.0 -52.7 300 59 344.6 344.6 295.4 344.7 0.01 27 200 12170 -52.7 -76.7 4 24.0 -53.1 300 55 349.3 349.3 296.5 349.3 0.01 28 167 13324 -55.9 -80.9 3 25.0 -56.2 301 54 362.5 362.5 299.2 362.5 0.00 29 150 14000 -59.5 -81.5 4 22.0 -59.7 310 52 367.6 367.6 300.1 367.6 0.00 30 117 15527 -66.5 -85.5 5 19.0 -66.6 292 41 381.7 381.7 302.5 381.7 0.00 31 100 16470 -69.1 -88.1 5 19.0 -69.2 285 30 394.2 394.2 304.4 394.2 0.00 32 94 16838 -70.3 -88.3 5 18.0 -70.4 300 22 398.9 398.9 305.0 398.9 0.00 33 78 17953 -67.1 -88.1 4 21.0 -67.2 297 11 427.4 427.4 308.6 427.4 0.00 34 70 18600 -70.5 -89.5 4 19.0 -70.6 295 4 433.6 433.6 309.2 433.6 0.00 35 68 18773 -70.7 -89.7 4 19.0 -70.8 304 4 436.7 436.7 309.6 436.7 0.00 36 60 19527 -65.7 -88.7 3 23.0 -66.0 341 6 463.8 463.8 312.1 463.8 0.00 37 50 20640 -65.1 -89.1 2 24.0 -65.4 35 9 490.1 490.1 314.2 490.1 0.00 38 43 21565 -63.5 -88.5 2 25.0 -63.9 56 8 515.6 515.6 316.0 515.6 0.00 39 30 23820 -56.1 -85.1 1 29.0 -57.5 105 5 591.7 591.7 320.2 591.8 0.01 40 20 26430 -50.3 -82.3 1 32.0 -53.7 5 5 682.2 682.2 323.9 682.4 0.02 41 20 26430 -50.9 -82.9 1 32.0 -54.1 5 5 680.4 680.4 323.8 680.5 0.02 42 17 27498 -46.1 -81.1 1 35.0 -51.4 1 7 728.1 728.2 325.3 728.4 0.03 43 13 29287 -44.7 -80.7 1 36.0 -51.5 356 11 791.0 791.1 327.0 791.5 0.05 44 10 31050 -42.5 -79.5 1 37.0 -51.4 350 15 860.9 860.9 328.7 861.6 0.07 45 8.5 32148 -42.3 -80.3 1 38.0 -52.1 902.6 902.7 329.5 903.4 0.07 TRP 94 16838 -70.3 -88.3 5 18.0 -70.4 300 22 398.9 398.9 305.0 398.9 0.00 WND 237 11064 -47.8 -67.8 8 20.0 -48.3 300 64 340.2 340.2 294.4 340.3 0.02 Sounding variables and indices 1000-500 mb thick: 5705.00 m Freezing level: 596.93 mb = 4345.80 m = 14257.70 ft Wetbulb zero: 712.21 mb = 2900.69 m = 9516.60 ft Precipitable water: 1.18 inches Sfc-500 mean rel hum: 45.81 % Est. max temperature: 27.19 C = 80.95 F Sfc-Lift cond lev (LCL): 945.85 mb = 515.66 m = 1691.79 ft T: 19.34 C 700-500 lapse rate: 7.38 C/km ThetaE index: 19.51 C Layer 925.0- 723.0 mb Conv cond level (CCL): 924.00 mb = 719.26 m = 2359.76 ft Mean mixing ratio: 13.58 g/kg Conv temperature: 23.20 C = 73.76 F Cap Strength: 3.10 C Lifted Index: -2.12 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.43 C Lifted Index @700 mb: 2.96 C Showalter Index: 1.16 C Risk: Showers probable Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 21.30 C K Index: 2.30 Risk: None Sweat Index: 238.00 Risk: None Energy Index: -1.32 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 368.75 J/kg Max Up Vert Vel: 27.16 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 3.07 C Lift Cond Lev (LCL): 920.58 mb = 751.04 m = 2464.00 ft Lev Free Conv (LFC): 915.58 mb = 797.58 m = 2616.71 ft Equ Level (EL): 705.58 mb = 2978.18 m = 9770.80 ft B at Equ Level: 55.41 J/kg Max Parcel Lev (MPL): 655.58 mb = 3581.71 m = 11750.86 ft Wind level data Storm motion: 325 at 28 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 ---------------------------------------------------------- 0 991 109 300 11 9.5 -5.5 | 159 19 -6.9 17.8 1 969 305 315 19 13.4 -13.4 | 163 10 -3.0 9.8 2 925 710 305 24 19.7 -13.8 | 199 10 3.3 9.5 3 903 914 295 29 26.3 -12.3 | 222 15 9.9 11.0 4 850 1430 295 24 21.8 -10.1 | 202 14 5.4 13.1 5 810 1829 280 26 25.6 -4.5 | 206 21 9.2 18.7 6 781 2134 280 31 30.5 -5.4 | 218 23 14.1 17.9 7 726 2743 295 31 28.1 -13.1 | 229 15 11.7 10.2 8 700 3044 285 35 33.8 -9.1 | 231 22 17.4 14.2 9 624 3962 300 43 37.2 -21.5 | 265 21 20.8 1.8 10 601 4267 300 45 39.0 -22.5 | 268 23 22.6 0.8 11 500 5740 295 58 52.6 -24.5 | 272 36 36.2 -1.3 12 477 6096 295 61 55.3 -25.8 | 274 39 38.9 -2.5 13 400 7420 295 54 48.9 -22.8 | 269 33 32.6 0.4 14 300 9470 295 55 49.8 -23.2 | 270 33 33.5 0.0 15 250 10710 300 63 54.6 -31.5 | 282 39 38.2 -8.2 16 237 11064 300 64 55.4 -32.0 | 283 40 39.0 -8.7 17 229 11278 300 64 55.4 -32.0 | 283 40 39.0 -8.7 18 200 12170 300 55 47.6 -27.5 | 278 32 31.2 -4.2 19 181 12802 295 56 50.8 -23.7 | 271 34 34.4 -0.4 20 150 14000 310 52 39.8 -33.4 | 293 26 23.4 -10.2 21 149 14021 310 51 39.1 -32.8 | 293 25 22.7 -9.5 22 122 15240 290 43 40.4 -14.7 | 250 25 24.0 8.6 23 100 16459 300 35 30.3 -17.5 | 248 15 13.9 5.8 24 100 16470 285 30 29.0 -7.8 | 219 20 12.6 15.5 25 95 16764 285 30 29.0 -7.8 | 219 20 12.6 15.5 26 94 16838 300 22 19.1 -11.0 | 192 13 2.7 12.3 27 70 18600 295 4 3.6 -1.7 | 149 25 -12.8 21.6 28 50 20640 35 9 -5.2 -7.4 | 126 27 -21.6 15.9 29 30 23820 105 5 -4.8 1.3 | 139 32 -21.2 24.6 30 20 26430 5 5 -0.4 -5.0 | 137 25 -16.8 18.3 31 10 31050 350 15 2.6 -14.8 | 122 16 -13.8 8.5 Wind Parameters Mean winds (0-6000m): 294.8 at 37.9 knts Storm direction: 324.8 at 28.5 knts Shear (0-3000m) pos: 2.8 neg: 3.5 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 74.1 deg Storm rel helicity (0-3000m) pos: 91.0 neg: -17.6 tot: 73.4 m^2/s^2 ave: 24.5 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 3.0 10^-3/s Energy-Hel index: 0.15 Bulk Rich Number: 6.52 Bulk Shear: 56.55 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 ------------------------------------------------------------------------------- 500 310 19 169 11| 12.3 0.0 12.3| 16.7 0.0 16.7 33.5 0.43| 13.9 5.9 1000 304 23 193 11| 6.1 3.6 9.7| 35.3 -6.7 28.6 28.6 0.43| 12.1 5.3 1500 300 23 199 12| 4.1 2.8 6.9| 37.7 -17.6 20.1 13.4 0.27| 10.1 2.7 2000 295 24 204 14| 3.1 3.8 6.9| 63.6 -17.6 46.0 23.0 0.33| 9.7 3.2 2500 292 26 209 15| 3.3 3.0 6.4| 80.5 -17.6 62.9 25.2 0.36| 9.1 3.2 3000 292 27 213 16| 2.8 3.5 6.2| 91.0 -17.6 73.4 24.5 0.34| 9.0 3.0 4000 293 30 225 16| 3.7 2.6 6.3|162.0 -17.6 144.4 36.1 0.46| 8.4 3.9 5000 295 34 237 17| 3.0 2.8 5.8|175.0 -17.6 157.4 31.5 0.44| 7.6 3.3 6000 295 38 248 19| 2.5 3.0 5.5|189.6 -17.6 172.0 28.7 0.41| 7.1 2.9 Wrote GIF file: /home/apache/climate/data/raob//YSNF/skewt/YSNF.skewt.20250417.23.gif