UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for LTAM... Searching the city database file for: LTAM ... Date:1200Z 27 APR 25 Station: LTAM WMO ident: 17196 Latitude: 38.68 Longitude: 35.50 Elevation: 1094.00 ------------------------------------------------------------------------------- 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 112 1 925 778 SFC 891 1094 17.6 5.6 45 12.0 10.7 35 6 300.5 301.7 288.6 319.6 6.41 3 850 1497 13.4 3.4 51 10.0 8.0 30 12 300.2 301.2 287.9 317.3 5.75 4 712 2955 0.6 -6.4 59 7.0 -2.4 267 9 301.7 302.3 286.0 311.9 3.32 5 700 3091 -0.9 -7.9 59 7.0 -3.7 255 9 301.5 302.0 285.6 310.7 3.01 6 615 4110 -8.5 -14.5 62 6.0 -10.5 247 13 304.1 304.5 285.5 310.5 2.02 7 572 4670 -11.7 -20.7 47 9.0 -14.1 243 16 306.7 307.0 285.7 310.9 1.29 8 512 5512 -16.1 -29.1 32 13.0 -18.7 236 19 311.3 311.4 286.6 313.6 0.67 9 500 5690 -18.7 -38.7 15 20.0 -21.5 235 20 310.2 310.3 285.8 311.2 0.27 10 477 6041 -20.1 -34.1 28 14.0 -22.4 238 25 312.7 312.8 286.8 314.3 0.45 11 453 6423 -22.9 -38.9 22 16.0 -25.0 242 31 313.9 313.9 287.1 314.9 0.29 12 452 6439 -22.9 -38.9 22 16.0 -25.0 242 31 314.1 314.1 287.1 315.1 0.29 13 416 7046 -25.7 -46.7 12 21.0 -27.8 247 41 318.0 318.0 288.2 318.5 0.14 14 410 7152 -26.7 -46.7 13 20.0 -28.6 248 42 318.0 318.1 288.3 318.6 0.14 15 400 7330 -28.3 -47.3 14 19.0 -30.0 250 45 318.2 318.2 288.3 318.7 0.13 16 300 9320 -45.3 -55.3 32 10.0 -45.7 240 55 321.5 321.5 289.3 321.8 0.07 17 252 10459 -53.1 245 45 326.4 18 250 10510 -53.5 245 44 326.5 19 247 10588 -53.1 245 44 328.3 20 246 10614 -53.5 245 44 328.0 21 200 11940 -55.9 240 50 344.2 22 163 13249 -55.3 251 47 366.0 23 150 13780 -56.3 255 46 373.1 24 110 15726 -59.7 251 29 401.3 25 100 16320 -59.5 250 24 412.8 26 70 18540 -60.9 235 25 454.1 27 67 18815 -59.5 230 23 462.9 28 50 20650 -60.5 200 13 500.9 29 48 20904 -59.3 200 13 509.7 30 33 23265 -55.7 200 11 576.9 31 30 23870 -56.3 200 10 591.2 32 22 25854 -53.3 654.9 33 21 26153 -53.1 664.3 TRP 252 10459 -53.1 245 45 326.4 WND Sounding variables and indices 1000-500 mb thick: 5578.00 m Freezing level: 707.20 mb = 3009.24 m = 9872.71 ft Wetbulb zero: 743.70 mb = 2596.27 m = 8517.85 ft Precipitable water: 0.52 inches Sfc-500 mean rel hum: 51.45 % Est. max temperature: 18.46 C = 65.23 F Sfc-Lift cond lev (LCL): 744.47 mb = 2587.74 m = 8489.86 ft T: 3.82 C 700-500 lapse rate: 6.85 C/km ThetaE index: 9.06 C Layer 850.0- 572.0 mb Conv cond level (CCL): 710.12 mb = 2975.87 m = 9763.24 ft Mean mixing ratio: 5.54 g/kg Conv temperature: 18.70 C = 65.67 F Cap Strength: 1.03 C Lifted Index: -0.61 C Risk: Thunderstorms probable Lifted Index @300 mb: 3.61 C Lifted Index @700 mb: -0.04 C Showalter Index: -0.79 C Risk: Thunderstorms probable Total Totals Index: 54.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 32.10 C Cross Totals Index: 22.10 C K Index: 28.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 188.80 Risk: None Energy Index: -1.21 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 61.96 J/kg Max Up Vert Vel: 11.13 m/s Conv Inhibition (B-): 23.05 J/kg Cap Strength: 1.03 C Lift Cond Lev (LCL): 722.11 mb = 2838.77 m = 9313.42 ft Lev Free Conv (LFC): 697.11 mb = 3123.63 m = 10247.99 ft Equ Level (EL): 527.11 mb = 5291.06 m = 17358.92 ft B at Equ Level: 58.93 J/kg Max Parcel Lev (MPL): 417.11 mb = 7026.94 m = 23053.99 ft Wind level data Storm motion: 278 at 13 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 ---------------------------------------------------------- 0 891 1094 35 6 -3.4 -4.9 | 79 16 -16.1 -3.0 1 850 1497 30 12 -6.0 -10.4 | 66 21 -18.7 -8.5 2 700 3091 255 9 8.7 2.3 | 136 6 -4.0 4.2 3 500 5690 235 20 16.4 11.5 | 195 14 3.7 13.3 4 400 7330 250 45 42.3 15.4 | 240 34 29.6 17.3 5 300 9320 240 55 47.6 27.5 | 230 46 34.9 29.4 6 252 10459 245 45 40.8 19.0 | 233 35 28.1 20.9 7 250 10510 245 44 39.9 18.6 | 233 34 27.2 20.5 8 200 11940 240 50 43.3 25.0 | 229 41 30.6 26.9 9 150 13780 255 46 44.4 11.9 | 247 35 31.7 13.8 10 100 16320 250 24 22.6 8.2 | 224 14 9.8 10.1 11 70 18540 235 25 20.5 14.3 | 206 18 7.8 16.2 12 50 20650 200 13 4.4 12.2 | 150 16 -8.3 14.1 13 30 23870 200 10 3.4 9.4 | 141 15 -9.3 11.3 Wind Parameters Mean winds (0-6000m): 248.4 at 17.1 knts Storm direction: 278.4 at 12.8 knts Shear (0-3000m) pos: 0.0 neg: 3.2 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 96.7 deg Storm rel helicity (0-3000m) pos: 14.0 neg: -47.9 tot: -33.8 m^2/s^2 ave: -11.3 10^-3 m/s^2 rel: 0.01 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.73 Bulk Shear: 84.87 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 30 10 70 19| 0.0 6.3 6.3| 0.0 -28.1 -28.1 -56.2 -0.73| 7.9 -5.8 1000 16 10 62 18| 0.0 4.6 4.6| 0.0 -46.5 -46.5 -46.5 -0.61| 8.3 -5.1 1500 2 10 57 16| 0.0 4.2 4.2| 1.8 -47.9 -46.1 -30.7 -0.39| 8.2 -3.2 2000 358 10 56 15| 0.0 3.6 3.6| 7.4 -47.9 -40.5 -20.2 -0.12| 8.0 -1.0 2500 329 10 47 10| 0.0 3.4 3.4| 10.8 -47.9 -37.1 -14.8 -0.05| 6.8 -0.3 3000 299 11 47 5| 0.0 3.2 3.2| 14.0 -47.9 -33.8 -11.3 0.01| 6.1 0.1 4000 265 12 161 3| 0.0 3.0 3.0| 19.6 -47.9 -28.3 -7.1 0.07| 5.2 0.4 5000 251 14 181 6| 0.7 2.6 3.3| 40.8 -47.9 -7.1 -1.4 0.16| 5.1 0.8 6000 248 17 201 9| 1.9 2.2 4.1|104.5 -47.9 56.6 9.4 0.27| 5.6 1.5 Wrote GIF file: /home/apache/climate/data/raob//LTAM/skewt/LTAM.skewt.20250427.12.gif