UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for U6298... Searching the city database file for: U6298 ... Date:0000Z 18 APR 25 Station: U6298 WMO ident: 26298 Latitude: 57.90 Longitude: 34.05 ------------------------------------------------------------------------------- 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 141 130 1 SFC 995 183 11.2 10.4 95 0.8 10.7 130 1 284.8 286.1 284.1 306.8 7.98 2 984 276 13.4 11.3 87 2.1 12.1 152 4 287.9 289.4 286.0 311.9 8.57 3 952 555 13.2 9.0 76 4.2 10.8 218 12 290.4 291.7 286.0 311.9 7.58 4 925 797 12.8 8.7 76 4.1 10.4 275 19 292.4 293.8 286.8 314.3 7.65 5 916 879 12.6 8.5 76 4.1 10.2 274 19 293.0 294.4 287.1 314.9 7.62 6 850 1500 7.2 4.8 85 2.4 5.9 270 15 293.7 294.8 286.1 312.1 6.35 7 777 2231 1.2 -1.0 85 2.2 0.2 270 15 294.9 295.7 284.7 308.3 4.58 8 770 2304 0.2 -2.4 83 2.6 -1.0 270 15 294.6 295.3 284.1 306.8 4.16 9 700 3066 -2.1 -10.1 54 8.0 -5.1 270 15 300.2 300.6 284.5 308.0 2.53 10 690 3180 -2.9 -10.9 54 8.0 -5.8 270 15 300.5 300.9 284.5 308.0 2.41 11 569 4677 -12.3 -15.2 79 2.9 -13.2 273 15 306.5 306.9 286.4 313.1 2.06 12 549 4949 -13.7 -17.1 75 3.4 -14.7 274 15 308.0 308.3 286.7 313.9 1.82 13 500 5650 -20.1 -24.0 71 3.9 -21.0 275 15 308.5 308.7 286.1 312.2 1.10 14 487 5845 -21.7 -25.3 73 3.6 -22.4 276 14 308.9 309.1 286.1 312.2 1.00 15 416 6991 -28.9 -32.3 72 3.4 -29.4 279 10 313.9 314.0 287.4 316.0 0.61 16 400 7270 -31.5 -34.8 73 3.3 -31.9 280 9 314.0 314.1 287.3 315.8 0.50 17 350 8201 -39.5 -43.2 68 3.7 -39.8 331 13 315.5 315.5 287.5 316.4 0.24 18 300 9240 -47.1 -50.7 66 3.6 -47.3 30 17 319.0 319.0 288.6 319.4 0.12 19 250 10420 -55.9 -59.7 62 3.8 -56.0 15 15 323.0 323.0 289.7 323.2 0.05 20 234 10843 -58.5 -62.5 60 4.0 -58.6 350 13 325.2 325.2 290.4 325.3 0.04 21 222 11177 -59.3 -63.3 60 4.0 -59.3 330 11 328.9 328.9 291.5 329.0 0.03 22 200 11840 -57.5 -61.5 60 4.0 -57.6 290 27 341.7 341.7 294.8 341.9 0.05 23 166 13027 -51.9 -56.1 61 4.2 -52.1 296 23 369.8 369.8 300.6 370.3 0.12 24 150 13680 -52.7 -57.1 59 4.4 -52.9 300 21 379.3 379.3 302.2 379.8 0.11 25 100 16270 -58.5 -63.2 55 4.7 -58.7 310 23 414.7 414.7 307.2 415.1 0.08 26 70 18520 -56.1 -60.9 55 4.8 -56.4 335 17 464.4 464.4 312.3 465.2 0.15 27 53 20304 -55.3 -60.1 55 4.8 -55.7 347 14 504.7 504.7 315.4 506.0 0.22 28 50 20680 -53.1 -58.1 54 5.0 -53.7 350 13 518.3 518.4 316.3 520.2 0.30 29 44 21506 -51.7 -56.7 55 5.0 -52.4 356 14 541.1 541.2 317.8 543.7 0.41 30 35 22982 -53.9 -58.9 54 5.0 -54.6 7 14 571.9 572.1 319.4 574.6 0.39 31 30 23980 -50.3 -56.3 49 6.0 -51.5 15 15 607.5 607.7 321.2 612.2 0.62 32 27 24669 -49.3 -55.3 49 6.0 -50.8 628.9 629.2 322.1 634.9 0.78 33 23 25714 -51.9 -57.9 48 6.0 -53.2 650.8 651.0 322.9 656.1 0.67 TRP 222 11177 -59.3 -63.3 60 4.0 -59.3 330 11 328.9 328.9 291.5 329.0 0.03 WND Sounding variables and indices 1000-500 mb thick: 5509.00 m Freezing level: 763.91 mb = 2370.46 m = 7777.01 ft Wetbulb zero: 775.83 mb = 2243.54 m = 7360.61 ft Precipitable water: 0.92 inches Sfc-500 mean rel hum: 73.76 % Est. max temperature: 20.20 C = 68.36 F Sfc-Lift cond lev (LCL): 983.16 mb = 283.45 m = 929.94 ft T: 13.39 C 700-500 lapse rate: 6.97 C/km ThetaE index: 8.04 C Layer 850.0- 700.0 mb Conv cond level (CCL): 857.61 mb = 1426.03 m = 4678.51 ft Mean mixing ratio: 7.79 g/kg Conv temperature: 20.04 C = 68.08 F Cap Strength: 2.49 C Lifted Index: 0.51 C Risk: Showers probable Lifted Index @300 mb: 4.68 C Lifted Index @700 mb: 0.69 C Showalter Index: 0.92 C Risk: Thunderstorms probable Total Totals Index: 52.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.30 C Cross Totals Index: 24.90 C K Index: 24.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 166.60 Risk: None Energy Index: -0.02 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 52.35 J/kg Max Up Vert Vel: 10.23 m/s Conv Inhibition (B-): 59.58 J/kg Cap Strength: 2.49 C Lift Cond Lev (LCL): 895.61 mb = 1065.94 m = 3497.14 ft Lev Free Conv (LFC): 810.61 mb = 1886.50 m = 6189.23 ft Equ Level (EL): 710.61 mb = 2945.76 m = 9664.45 ft B at Equ Level: 51.03 J/kg Max Parcel Lev (MPL): 560.61 mb = 4790.08 m = 15715.30 ft Wind level data Storm motion: 302 at 11 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 ---------------------------------------------------------- 0 995 183 130 1 -0.8 0.6 | 123 12 -10.1 6.5 1 925 797 275 19 18.9 -1.7 | 246 11 9.6 4.2 2 850 1500 270 15 15.0 -0.0 | 224 8 5.7 5.9 3 700 3066 270 15 15.0 -0.0 | 224 8 5.7 5.9 4 500 5650 275 15 14.9 -1.3 | 231 7 5.6 4.5 5 400 7270 280 9 8.9 -1.6 | 174 4 -0.4 4.3 6 300 9240 30 17 -8.5 -14.7 | 64 20 -17.8 -8.9 7 250 10420 15 15 -3.9 -14.5 | 57 16 -13.2 -8.6 8 222 11177 330 11 5.5 -9.5 | 46 5 -3.8 -3.7 9 200 11840 290 27 25.4 -9.2 | 282 16 16.1 -3.4 10 150 13680 300 21 18.2 -10.5 | 298 10 8.9 -4.6 11 100 16270 310 23 17.6 -14.8 | 317 12 8.3 -8.9 12 70 18520 335 17 7.2 -15.4 | 12 10 -2.1 -9.6 13 50 20680 350 13 2.3 -12.8 | 45 10 -7.0 -6.9 14 30 23980 15 15 -3.9 -14.5 | 57 16 -13.2 -8.6 Wind Parameters Mean winds (0-6000m): 272.2 at 14.7 knts Storm direction: 302.2 at 11.0 knts Shear (0-3000m) pos: 3.0 neg: 0.3 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 101.7 deg Storm rel helicity (0-3000m) pos: 104.7 neg: -7.6 tot: 97.1 m^2/s^2 ave: 32.4 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 4.5 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 9.34 Bulk Shear: 5.61 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 ------------------------------------------------------------------------------- 500 279 8 166 5| 16.6 0.0 16.6| 81.2 0.0 81.2 162.5 0.91| 23.8 21.6 1000 273 13 216 6| 9.1 0.0 9.1|104.6 -3.8 100.8 100.8 0.82| 17.3 14.2 1500 273 14 221 7| 6.0 0.7 6.7|104.6 -7.6 97.0 64.7 0.73| 12.2 8.9 2000 272 14 222 7| 4.5 0.5 5.0|104.6 -7.6 97.0 48.5 0.73| 9.1 6.7 2500 271 14 223 7| 3.6 0.4 4.0|104.6 -7.6 97.0 38.8 0.73| 7.3 5.4 3000 271 14 223 8| 3.0 0.3 3.3|104.7 -7.6 97.1 32.4 0.73| 6.1 4.5 4000 271 15 224 8| 2.3 0.2 2.5|105.4 -7.6 97.9 24.5 0.73| 4.6 3.4 5000 272 15 225 8| 1.8 0.2 2.0|106.2 -7.6 98.6 19.7 0.73| 3.8 2.8 6000 272 15 225 8| 1.4 0.2 1.5|106.4 -9.6 96.8 16.1 0.66| 3.3 2.2 Wrote GIF file: /home/apache/climate/data/raob//U6298/skewt/U6298.skewt.20250418.00.gif