UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120611.upa.cvt Date: 1100Z 6 DEC 25 Searching for Y4461... Searching the city database file for: Y4461 ... Date:1100Z 6 DEC 25 Station: Y4461 WMO ident: 94461 Latitude: -25.03 Longitude: 128.28 ------------------------------------------------------------------------------- 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 58 SFC 942 593 30.0 9.0 27 21.0 16.8 155 14 308.4 309.8 292.2 331.8 7.66 2 925 755 28.4 8.4 28 20.0 16.0 145 24 308.3 309.8 292.0 331.3 7.49 3 888 1115 25.0 8.0 34 17.0 14.5 147 29 308.5 309.9 292.2 331.7 7.60 4 850 1497 23.2 3.2 27 20.0 11.7 175 33 310.4 311.5 291.2 328.1 5.67 5 759 2471 16.2 1.2 36 15.0 7.8 168 19 313.1 314.1 291.8 330.4 5.50 6 744 2641 16.6 0.6 34 16.0 7.7 172 15 315.3 316.4 292.3 332.4 5.38 7 700 3157 13.2 -1.8 35 15.0 5.2 320 5 317.1 318.0 292.4 332.5 4.79 8 543 5225 -4.7 -6.3 89 1.6 -5.4 333 20 319.7 320.5 292.8 334.0 4.40 9 517 5609 -7.3 -11.6 71 4.3 -9.1 308 25 321.1 321.6 292.0 331.1 3.04 10 514 5655 -6.7 -22.7 27 16.0 -11.5 304 26 322.3 322.6 290.7 326.5 1.20 11 500 5870 -8.5 -24.5 26 16.0 -13.0 295 31 322.7 322.9 290.7 326.4 1.05 12 413 7315 -21.3 -25.3 70 4.0 -22.2 296 32 324.3 324.6 291.3 328.5 1.18 13 400 7550 -22.3 -44.3 12 22.0 -25.1 300 36 326.0 326.0 290.7 326.7 0.19 14 393 7680 -21.7 -41.7 15 20.0 -24.5 300 36 328.4 328.5 291.5 329.4 0.25 15 345 8636 -24.7 -53.7 5 29.0 -27.6 293 51 336.8 336.9 293.6 337.1 0.07 16 300 9640 -31.9 -50.9 13 19.0 -33.6 285 67 340.4 340.4 294.6 340.9 0.12 17 278 10172 -36.9 -49.9 25 13.0 -37.9 278 74 340.7 340.7 294.6 341.3 0.14 18 251 10873 -40.7 -60.7 10 20.0 -41.6 280 79 345.2 345.2 295.6 345.3 0.04 19 250 10900 -40.5 -62.5 8 22.0 -41.5 280 79 345.9 345.9 295.7 346.0 0.03 20 205 12219 -49.3 -73.3 4 24.0 -49.8 280 88 352.2 352.2 297.1 352.2 0.01 21 200 12380 -50.9 -72.9 6 22.0 -51.3 280 89 352.2 352.2 297.1 352.2 0.01 22 167 13529 -60.7 -73.6 17 12.9 -60.9 285 89 354.4 354.4 297.6 354.5 0.01 23 161 13756 -62.7 -73.7 21 11.0 -62.8 285 89 354.8 354.8 297.7 354.9 0.01 24 152 14109 -64.3 -84.3 5 20.0 -64.4 281 84 358.0 358.0 298.3 358.0 0.00 25 150 14190 -65.1 -83.1 7 18.0 -65.2 280 83 357.9 357.9 298.3 357.9 0.00 26 133 14911 -71.7 -83.7 15 12.0 -71.8 278 77 358.7 358.7 298.4 358.7 0.00 27 107 16173 -78.5 -88.5 18 10.0 -78.5 285 57 368.9 368.9 300.4 368.9 0.00 28 100 16560 -77.7 -90.7 11 13.0 -77.7 295 56 377.6 377.6 301.9 377.6 0.00 29 80 17826 -80.9 -90.9 17 10.0 -80.9 266 37 395.9 395.9 304.6 395.9 0.00 30 70 18590 -74.3 -90.3 7 16.0 -74.3 245 23 425.4 425.4 308.3 425.4 0.00 31 55 20031 -65.1 -90.1 2 25.0 -65.4 123 12 476.9 476.9 313.2 476.9 0.00 32 51 20490 -66.9 -89.9 3 23.0 -67.1 85 8 483.1 483.1 313.7 483.1 0.00 33 50 20610 -65.7 -90.7 2 25.0 -66.0 75 7 488.7 488.7 314.1 488.7 0.00 34 45 21254 -64.1 -90.1 2 26.0 -64.5 88 8 507.5 507.5 315.5 507.5 0.00 35 42 21676 -66.3 -90.3 2 24.0 -66.6 97 8 512.2 512.2 315.8 512.2 0.00 36 31 23562 -56.9 -86.9 1 30.0 -58.2 136 11 584.0 584.0 319.9 584.1 0.01 37 30 23770 -56.1 -86.1 1 30.0 -57.5 140 11 591.7 591.7 320.2 591.8 0.01 38 28 24208 -57.1 -86.1 1 29.0 -58.5 600.7 600.7 320.6 600.8 0.01 39 22 25752 -51.9 -83.9 1 32.0 -54.6 659.1 659.1 323.0 659.2 0.02 TRP 107 16173 -78.5 -88.5 18 10.0 -78.5 285 57 368.9 368.9 300.4 368.9 0.00 WND 167 13529 -60.7 -73.6 17 12.9 -60.9 285 89 354.4 354.4 297.6 354.5 0.01 Sounding variables and indices 1000-500 mb thick: 5812.00 m Freezing level: 584.22 mb = 4681.82 m = 15360.12 ft Wetbulb zero: 623.38 mb = 4100.87 m = 13454.13 ft Precipitable water: 0.97 inches Sfc-500 mean rel hum: 47.61 % Est. max temperature: 33.68 C = 92.62 F Sfc-Lift cond lev (LCL): 693.19 mb = 3236.57 m = 10618.54 ft T: 12.51 C 700-500 lapse rate: 8.00 C/km ThetaE index: 3.61 C Layer 850.0- 759.0 mb Conv cond level (CCL): 589.15 mb = 4560.63 m = 14962.51 ft Mean mixing ratio: 7.04 g/kg Conv temperature: 40.44 C = 104.79 F Cap Strength: 7.66 C Lifted Index: 2.44 C Risk: None Lifted Index @300 mb: 8.04 C Lifted Index @700 mb: 7.33 C Showalter Index: 3.67 C Risk: None Total Totals Index: 43.40 C Risk: None Vertical Totals Index: 31.70 C Cross Totals Index: 11.70 C K Index: 19.90 Risk: < 20 % chance of thunderstorms Sweat Index: 268.65 Risk: None Energy Index: -0.18 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.17 J/kg Max Up Vert Vel: 4.51 m/s Conv Inhibition (B-): 726.33 J/kg Cap Strength: 7.66 C Lift Cond Lev (LCL): 674.67 mb = 3457.07 m = 11341.96 ft Lev Free Conv (LFC): 419.67 mb = 7193.63 m = 23600.87 ft Equ Level (EL): 409.67 mb = 7374.27 m = 24193.51 ft B at Equ Level: 9.96 J/kg Max Parcel Lev (MPL): 389.67 mb = 7742.58 m = 25401.86 ft Wind level data Storm motion: 299 at 16 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 ---------------------------------------------------------- 0 942 593 155 14 -5.9 12.7 | 136 29 -20.0 20.4 1 925 755 145 24 -13.8 19.7 | 135 39 -27.8 27.4 2 908 914 150 28 -14.0 24.2 | 139 43 -28.0 32.0 3 877 1219 145 29 -16.6 23.8 | 136 44 -30.7 31.5 4 850 1497 175 33 -2.9 32.9 | 157 44 -16.9 40.6 5 847 1524 170 34 -5.9 33.5 | 154 46 -19.9 41.2 6 818 1829 155 26 -11.0 23.6 | 141 40 -25.0 31.3 7 789 2134 160 26 -8.9 24.4 | 145 39 -22.9 32.2 8 735 2743 175 13 -1.1 13.0 | 144 26 -15.2 20.7 9 709 3048 270 5 5.0 -0.0 | 130 12 -9.0 7.7 10 700 3157 320 5 3.2 -3.8 | 110 11 -10.8 3.9 11 683 3353 345 10 2.6 -9.7 | 80 12 -11.4 -1.9 12 610 4267 335 17 7.2 -15.4 | 42 10 -6.9 -7.7 13 566 4877 345 19 4.9 -18.4 | 41 14 -9.1 -10.6 14 545 5182 335 20 8.5 -18.1 | 28 12 -5.6 -10.4 15 505 5791 295 28 25.4 -11.8 | 290 12 11.3 -4.1 16 500 5870 295 31 28.1 -13.1 | 291 15 14.1 -5.4 17 485 6096 295 32 29.0 -13.5 | 291 16 15.0 -5.8 18 447 6706 280 30 29.5 -5.2 | 261 16 15.5 2.5 19 430 7010 290 27 25.4 -9.2 | 278 11 11.3 -1.5 20 400 7550 300 36 31.2 -18.0 | 301 20 17.1 -10.3 21 396 7620 300 35 30.3 -17.5 | 301 19 16.3 -9.8 22 300 9640 285 67 64.7 -17.3 | 281 52 50.7 -9.6 23 270 10363 275 76 75.7 -6.6 | 269 62 61.7 1.1 24 250 10900 280 79 77.8 -13.7 | 275 64 63.8 -6.0 25 200 12380 280 89 87.6 -15.5 | 276 74 73.6 -7.7 26 167 13529 285 89 86.0 -23.0 | 282 74 71.9 -15.3 27 162 13716 285 89 86.0 -23.0 | 282 74 71.9 -15.3 28 150 14190 280 83 81.7 -14.4 | 276 68 67.7 -6.7 29 107 16154 275 65 64.8 -5.7 | 268 51 50.7 2.1 30 107 16173 285 57 55.1 -14.8 | 280 42 41.0 -7.0 31 100 16560 295 56 50.8 -23.7 | 293 40 36.7 -15.9 32 96 16764 295 56 50.8 -23.7 | 293 40 36.7 -15.9 33 70 18590 245 23 20.8 9.7 | 201 19 6.8 17.4 34 50 20610 75 7 -6.8 -1.8 | 106 22 -20.8 5.9 35 30 23770 140 11 -7.1 8.4 | 127 27 -21.1 16.1 Wind Parameters Mean winds (0-6000m): 268.8 at 21.4 knts Storm direction: 298.8 at 16.0 knts Shear (0-3000m) pos: 6.0 neg: 2.1 tot: 8.1 10-3/s Storm rel Dir Shear (0-3000m): -64.5 deg Storm rel helicity (0-3000m) pos: 250.4 neg: -203.4 tot: 46.9 m^2/s^2 ave: 15.6 10^-3 m/s^2 rel: -0.07 Storm rel vorticity (0-3000m) horiz: 15.4 stream: -1.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.05 Bulk Shear: 210.68 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 ------------------------------------------------------------------------------- 500 148 25 137 39| 0.0 15.3 15.3| 20.4 -10.6 9.8 19.6 0.06| 16.4 1.0 1000 154 28 141 42| 5.6 7.6 13.3|209.1 -72.0 137.1 137.1 0.32| 19.3 6.1 1500 156 28 143 42| 3.7 4.2 7.9|224.3-148.6 75.7 50.5 0.14| 16.3 2.2 2000 158 26 143 40| 3.8 3.1 6.9|234.6-150.5 84.2 42.1 0.13| 15.0 1.9 2500 160 23 143 37| 5.9 2.5 8.4|250.4-174.7 75.6 30.2 0.04| 16.4 0.7 3000 160 20 142 34| 6.0 2.1 8.1|250.4-203.4 46.9 15.6 -0.07| 15.4 -1.2 4000 161 19 142 33| 4.8 1.1 5.9|250.4-219.2 31.1 7.8 -0.13| 12.5 -1.6 5000 175 19 150 31| 3.8 0.6 4.4|250.4-260.1 -9.8 -2.0 -0.23| 11.8 -2.8 6000 269 21 222 11| 3.2 1.6 4.8|251.5-306.2 -54.7 -9.1 -0.30| 11.3 -3.4 Wrote GIF file: /home/apache/climate/data/raob//Y4461/skewt/Y4461.skewt.20251206.11.gif