UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for VO243... Searching the city database file for: VO243 ... Date:0000Z 4 DEC 25 Station: VO243 WMO ident: 43243 ------------------------------------------------------------------------------- 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 1009 20 23.0 23.0 100 0.0 23.0 20 2 295.4 298.6 295.8 346.5 17.80 1 1000 98 24.4 24.4 100 0.0 24.4 50 12 297.5 301.1 297.6 354.4 19.59 2 925 780 20.2 20.2 100 0.0 20.2 70 19 300.0 302.9 296.1 347.7 16.32 3 850 1507 16.2 16.2 100 0.0 16.2 75 16 303.1 305.7 295.3 343.9 13.76 4 700 3139 8.4 8.4 100 0.0 8.4 75 14 311.8 313.7 294.9 342.4 9.94 5 500 5850 -6.1 -6.4 98 0.3 -6.2 100 10 325.6 326.5 294.6 341.3 4.74 6 400 7570 -16.9 -16.9 100 0.0 -16.9 305 12 333.0 333.5 294.8 341.9 2.55 7 300 9670 -31.9 -32.2 97 0.3 -32.0 235 23 340.4 340.6 295.2 343.6 0.86 8 250 10930 -41.5 -43.1 84 1.6 -41.6 210 35 344.4 344.4 295.7 345.7 0.34 9 200 12400 -54.5 -56.7 77 2.2 -54.6 205 41 346.5 346.5 295.9 346.8 0.09 10 150 14190 -63.5 -69.5 44 6.0 -63.6 250 37 360.7 360.7 298.8 360.8 0.02 11 100 16590 -81.5 -93.5 11 12.0 -81.5 220 7 370.3 370.3 300.6 370.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5752.00 m Freezing level: 584.14 mb = 4709.51 m = 15450.96 ft Wetbulb zero: 585.33 mb = 4580.46 m = 15027.57 ft Precipitable water: 2.55 inches Sfc-500 mean rel hum: 99.46 % Est. max temperature: 30.35 C = 86.63 F Sfc-Lift cond lev (LCL): 1009.42 mb = 20.10 m = 65.93 ft T: 23.00 C 700-500 lapse rate: 5.35 C/km ThetaE index: 13.11 C Layer 925.0- 400.0 mb Conv cond level (CCL): 957.81 mb = 475.06 m = 1558.59 ft Mean mixing ratio: 17.70 g/kg Conv temperature: 26.51 C = 79.72 F Cap Strength: 0.02 C Lifted Index: -3.31 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.79 C Lifted Index @700 mb: -2.34 C Showalter Index: -0.85 C Risk: Thunderstorms probable Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.30 C Cross Totals Index: 22.30 C K Index: 38.50 Risk: > 80 % chance of thunderstorms Sweat Index: 236.40 Risk: None Energy Index: -0.63 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1375.36 J/kg Max Up Vert Vel: 52.45 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.02 C Lift Cond Lev (LCL): 959.45 mb = 460.16 m = 1509.69 ft Lev Free Conv (LFC): 954.45 mb = 505.86 m = 1659.64 ft Equ Level (EL): 184.45 mb = 12903.75 m = 42334.61 ft B at Equ Level: 1372.13 J/kg Wind level data Storm motion: 109 at 10 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 1009 20 20 2 -0.7 -1.9 | 300 10 8.6 -5.0 1 1000 98 50 12 -9.2 -7.7 | 360 11 0.0 -10.8 2 977 305 50 20 -15.3 -12.9 | 21 17 -6.1 -16.0 3 943 610 60 20 -17.3 -10.0 | 32 15 -8.1 -13.1 4 925 780 70 19 -17.9 -6.5 | 42 13 -8.6 -9.6 5 911 914 70 19 -17.9 -6.5 | 42 13 -8.6 -9.6 6 879 1219 75 18 -17.4 -4.7 | 46 11 -8.1 -7.8 7 850 1507 75 16 -15.5 -4.1 | 41 10 -6.2 -7.3 8 818 1829 75 15 -14.5 -3.9 | 37 9 -5.3 -7.0 9 789 2134 70 15 -14.1 -5.1 | 31 10 -4.9 -8.2 10 761 2438 65 13 -11.8 -5.5 | 16 9 -2.5 -8.6 11 734 2743 60 14 -12.1 -7.0 | 16 11 -2.9 -10.1 12 708 3048 70 15 -14.1 -5.1 | 31 10 -4.9 -8.2 13 700 3139 75 14 -13.5 -3.6 | 32 8 -4.3 -6.7 14 656 3658 90 12 -12.0 0.0 | 42 4 -2.8 -3.1 15 632 3962 100 11 -10.8 1.9 | 53 2 -1.6 -1.2 16 609 4267 115 10 -9.1 4.2 | 189 1 0.2 1.1 17 586 4572 115 8 -7.3 3.4 | 262 2 2.0 0.3 18 564 4877 100 7 -6.9 1.2 | 309 3 2.3 -1.9 19 523 5486 105 9 -8.7 2.3 | 325 1 0.5 -0.8 20 500 5850 100 10 -9.8 1.7 | 24 2 -0.6 -1.4 21 484 6096 100 11 -10.8 1.9 | 53 2 -1.6 -1.2 22 400 7570 305 12 9.8 -6.9 | 298 22 19.1 -10.0 23 397 7620 305 11 9.0 -6.3 | 297 21 18.2 -9.4 24 322 9144 250 21 19.7 7.2 | 262 29 29.0 4.1 25 300 9670 235 23 18.8 13.2 | 250 30 28.1 10.1 26 260 10668 215 33 18.9 27.0 | 230 37 28.2 23.9 27 250 10930 210 35 17.5 30.3 | 225 38 26.7 27.2 28 206 12192 200 37 12.7 34.8 | 215 38 21.9 31.7 29 200 12400 205 41 17.3 37.2 | 218 43 26.6 34.0 30 162 13716 235 48 39.3 27.5 | 243 54 48.6 24.4 31 150 14190 250 37 34.8 12.7 | 258 45 44.0 9.5 32 126 15240 230 28 21.4 18.0 | 244 34 30.7 14.9 33 100 16590 220 7 4.5 5.4 | 261 14 13.7 2.3 Wind Parameters Mean winds (0-6000m): 78.6 at 13.0 knts Storm direction: 108.6 at 9.7 knts Shear (0-3000m) pos: 2.9 neg: 0.7 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 88.8 deg Storm rel helicity (0-3000m) pos: 73.8 neg: -12.5 tot: 61.3 m^2/s^2 ave: 20.4 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 3.4 10^-3/s Energy-Hel index: 0.58 Bulk Rich Number: 181.68 Bulk Shear: 7.57 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 52 16 15 14| 19.0 0.0 19.0| 51.5 0.0 51.5 103.1 0.85| 21.8 18.6 1000 60 18 27 14| 9.0 0.0 9.0| 65.8 0.0 65.8 65.8 0.83| 13.6 11.3 1500 65 18 32 13| 5.1 0.0 5.1| 67.7 -2.9 64.8 43.2 0.72| 10.2 7.3 2000 67 17 33 12| 3.8 0.3 4.2| 67.7 -5.8 61.9 30.9 0.64| 8.1 5.2 2500 67 16 32 11| 3.1 0.8 3.9| 67.7 -12.3 55.4 22.1 0.51| 7.1 3.6 3000 66 16 30 11| 2.9 0.7 3.6| 73.8 -12.5 61.3 20.4 0.52| 6.5 3.4 4000 70 15 32 10| 1.9 0.5 2.4| 77.2 -12.5 64.7 16.2 0.48| 6.0 2.8 5000 75 14 32 8| 1.3 0.6 1.9| 79.3 -12.5 66.8 13.4 0.52| 5.5 2.8 6000 79 13 32 7| 1.2 0.4 1.6| 80.0 -12.5 67.5 11.3 0.52| 4.9 2.6 Wrote GIF file: /home/apache/climate/data/raob//VO243/skewt/VO243.skewt.20251204.00.gif