UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for LT064... Searching the city database file for: LT064 ... Date:1200Z 6 DEC 25 Station: LT064 WMO ident: 17064 ------------------------------------------------------------------------------- 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 1006 17 18.2 9.2 56 9.0 13.0 0 0 290.9 292.1 285.9 311.6 7.27 1 1000 68 19.4 13.4 68 6.0 15.7 100 1 292.5 294.3 288.8 320.2 9.70 2 993 129 19.0 13.0 68 6.0 15.3 97 2 292.7 294.4 288.7 319.9 9.51 3 949 517 16.6 9.6 63 7.0 12.4 76 7 294.1 295.5 287.8 316.9 7.92 4 925 735 14.8 8.8 67 6.0 11.3 65 10 294.4 295.8 287.6 316.7 7.70 5 850 1443 7.8 5.7 87 2.1 6.6 100 14 294.3 295.5 286.7 313.9 6.77 6 799 1950 4.0 2.7 91 1.3 3.3 111 15 295.5 296.6 286.2 312.5 5.82 7 772 2229 2.2 0.5 88 1.7 1.4 117 15 296.5 297.4 285.9 311.7 5.14 8 700 3014 -2.9 -4.1 91 1.2 -3.4 135 16 299.3 300.0 285.8 311.4 4.03 9 582 4455 -12.3 -13.3 92 1.0 -12.6 135 15 304.5 305.0 286.0 311.9 2.36 10 500 5600 -20.9 -23.3 81 2.4 -21.4 135 15 307.6 307.8 285.8 311.4 1.17 11 446 6429 -28.1 -30.8 78 2.7 -28.5 138 14 308.7 308.8 285.7 310.9 0.66 12 400 7200 -33.1 -35.9 76 2.8 -33.4 140 14 312.0 312.1 286.6 313.5 0.45 13 364 7855 -38.1 -41.5 70 3.4 -38.4 147 15 313.8 313.9 287.0 314.8 0.28 14 300 9150 -50.5 -54.3 64 3.8 -50.6 160 18 314.2 314.2 286.9 314.5 0.08 15 250 10310 -60.5 175 24 316.1 16 244 10461 -61.9 170 24 316.2 17 219 11127 -65.7 184 22 320.3 18 200 11690 -58.5 -62.7 58 4.2 -58.6 195 20 340.1 340.1 294.4 340.3 0.04 19 198 11753 -58.5 -62.4 61 3.9 -58.6 196 20 341.1 341.1 294.6 341.3 0.04 20 177 12458 -59.7 206 21 350.2 21 169 12746 -61.7 210 22 351.6 22 150 13490 -59.3 220 23 367.9 23 134 14197 -59.5 227 26 379.6 24 100 16030 -59.5 245 33 412.8 25 71 18181 -58.9 250 42 456.5 26 70 18270 -58.1 250 42 460.1 27 58 19451 -60.3 250 44 480.5 28 50 20380 -59.1 250 46 504.2 29 43 21327 -59.7 253 56 525.0 30 37 22264 -62.1 256 66 541.9 31 35 22609 -60.5 257 70 554.7 32 30 23570 -61.1 260 80 578.1 33 29 23782 -59.7 260 81 587.6 34 22 25514 -60.3 256 90 634.1 35 20 26110 -60.1 255 93 652.2 36 15 27906 -60.0 270 117 708.6 37 13 28800 -59.9 738.4 TRP 244 10461 -61.9 170 24 316.2 WND 15 27906 -60.0 270 117 708.6 Sounding variables and indices 1000-500 mb thick: 5532.00 m Freezing level: 740.94 mb = 2567.85 m = 8424.61 ft Wetbulb zero: 751.51 mb = 2444.99 m = 8021.51 ft Precipitable water: 1.06 inches Sfc-500 mean rel hum: 85.11 % Est. max temperature: 21.69 C = 71.04 F Sfc-Lift cond lev (LCL): 879.63 mb = 1156.09 m = 3792.89 ft T: 10.64 C 700-500 lapse rate: 6.96 C/km ThetaE index: 8.77 C Layer 993.0- 582.0 mb Conv cond level (CCL): 860.99 mb = 1335.47 m = 4381.42 ft Mean mixing ratio: 8.32 g/kg Conv temperature: 21.70 C = 71.07 F Cap Strength: 0.66 C Lifted Index: -3.17 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.00 C Lifted Index @700 mb: -2.28 C Showalter Index: -1.00 C Risk: Thunderstorms probable Total Totals Index: 55.30 C Risk: Severe Thunderstorms probable Vertical Totals Index: 28.70 C Cross Totals Index: 26.60 C K Index: 33.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 237.40 Risk: None Energy Index: -0.55 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 804.37 J/kg Max Up Vert Vel: 40.11 m/s Conv Inhibition (B-): 18.19 J/kg Cap Strength: 0.74 C Lift Cond Lev (LCL): 869.47 mb = 1253.40 m = 4112.16 ft Lev Free Conv (LFC): 854.47 mb = 1399.11 m = 4590.21 ft Equ Level (EL): 234.47 mb = 10706.81 m = 35126.91 ft B at Equ Level: 802.07 J/kg Max Parcel Lev (MPL): 174.47 mb = 12547.46 m = 41165.72 ft Wind level data Storm motion: 154 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 1006 17 0 0 -0.0 -0.0 | 334 10 4.6 -9.3 1 1000 68 100 1 -1.0 0.2 | 338 10 3.6 -9.1 2 925 735 65 10 -9.1 -4.2 | 18 14 -4.5 -13.5 3 850 1443 100 14 -13.8 2.4 | 53 11 -9.2 -6.8 4 700 3014 135 16 -11.3 11.3 | 107 7 -6.7 2.1 5 500 5600 135 15 -10.6 10.6 | 103 6 -6.0 1.3 6 400 7200 140 14 -9.0 10.7 | 108 5 -4.4 1.5 7 300 9150 160 18 -6.2 16.9 | 168 8 -1.6 7.7 8 250 10310 175 24 -2.1 23.9 | 190 15 2.5 14.6 9 244 10461 170 24 -4.2 23.6 | 182 14 0.4 14.4 10 200 11690 195 20 5.2 19.3 | 224 14 9.8 10.1 11 150 13490 220 23 14.8 17.6 | 247 21 19.4 8.4 12 100 16030 245 33 29.9 13.9 | 262 35 34.5 4.7 13 70 18270 250 42 39.5 14.4 | 263 44 44.0 5.1 14 50 20380 250 46 43.2 15.7 | 262 48 47.8 6.5 15 30 23570 260 80 78.8 13.9 | 267 83 83.4 4.6 16 20 26110 255 93 89.8 24.1 | 261 96 94.4 14.8 Wind Parameters Mean winds (0-6000m): 123.7 at 13.8 knts Storm direction: 153.7 at 10.3 knts Shear (0-3000m) pos: 2.7 neg: 0.0 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 133.3 deg Storm rel helicity (0-3000m) pos: 67.9 neg: 0.0 tot: 67.9 m^2/s^2 ave: 22.6 10^-3 m/s^2 rel: 0.85 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 4.1 10^-3/s Energy-Hel index: 0.28 Bulk Rich Number: 46.51 Bulk Shear: 17.30 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 80 4 354 10| 7.3 0.0 7.3| 16.8 0.0 16.8 33.6 0.89| 7.5 6.7 1000 70 7 9 12| 6.0 0.0 6.0| 32.1 0.0 32.1 32.1 0.80| 7.0 5.6 1500 82 9 22 11| 4.8 0.0 4.8| 49.4 0.0 49.4 32.9 0.84| 6.6 5.5 2000 91 10 32 11| 3.8 0.0 3.8| 56.1 0.0 56.1 28.0 0.84| 5.7 4.8 2500 99 11 41 10| 3.2 0.0 3.2| 62.2 0.0 62.2 24.9 0.84| 5.2 4.4 3000 106 12 50 9| 2.7 0.0 2.7| 67.9 0.0 67.9 22.6 0.85| 4.8 4.1 4000 115 13 62 8| 2.1 0.0 2.1| 67.9 -0.3 67.6 16.9 0.83| 3.7 3.1 5000 120 13 71 7| 1.6 0.1 1.7| 67.9 -0.7 67.3 13.5 0.82| 3.0 2.4 6000 124 14 77 7| 1.3 0.1 1.4| 68.1 -0.9 67.3 11.2 0.80| 2.5 2.0 Wrote GIF file: /home/apache/climate/data/raob//LT064/skewt/LT064.skewt.20251206.12.gif