UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043000.upa.cvt Date: 0000Z 30 APR 25 Searching for U8275... Searching the city database file for: U8275 ... Date:0000Z 30 APR 25 Station: U8275 WMO ident: 28275 Latitude: 58.15 Longitude: 68.18 ------------------------------------------------------------------------------- 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 1010 45 0.0 -2.6 83 2.6 -1.0 225 5 272.4 272.9 271.6 280.8 3.12 1 1000 125 0.4 -1.8 85 2.2 -0.4 235 13 273.5 274.1 272.7 282.6 3.35 2 961 447 4.2 -3.8 56 8.0 1.0 245 22 280.5 281.0 276.1 289.0 3.00 3 925 757 1.6 -8.4 47 10.0 -1.9 255 31 280.9 281.3 275.2 287.2 2.19 4 850 1431 -4.3 -16.3 39 12.0 -7.6 250 25 281.6 281.9 274.2 285.4 1.26 5 766 2240 -11.5 -19.5 52 8.0 -13.3 263 30 282.4 282.6 274.3 285.6 1.06 6 700 2928 -13.3 -22.3 47 9.0 -15.2 275 35 287.8 287.9 276.9 290.6 0.91 7 547 4763 -24.3 -32.3 48 8.0 -25.4 275 40 295.7 295.8 280.1 297.2 0.46 8 500 5410 -29.3 -38.3 41 9.0 -30.2 275 42 297.3 297.4 280.6 298.3 0.28 9 426 6537 -37.7 -48.7 31 11.0 -38.3 271 42 300.5 300.5 281.7 300.9 0.11 10 400 6970 -40.3 -51.3 30 11.0 -40.8 270 42 302.6 302.6 282.5 302.9 0.08 11 300 8870 -53.7 -61.7 37 8.0 -53.8 280 44 309.7 309.7 285.2 309.8 0.03 12 284 9222 -54.5 -62.5 37 8.0 -54.6 280 48 313.4 313.4 286.6 313.5 0.03 13 250 10040 -53.7 -61.7 37 8.0 -53.9 270 48 326.2 326.2 290.7 326.4 0.04 14 240 10305 -53.7 -61.7 37 8.0 -53.9 269 47 330.1 330.1 291.7 330.2 0.04 15 200 11500 -48.9 -59.9 27 11.0 -49.3 265 42 355.3 355.3 297.8 355.6 0.06 16 184 12051 -45.3 -58.3 22 13.0 -46.0 264 41 369.8 369.8 300.6 370.1 0.08 17 151 13356 -48.9 -65.9 12 17.0 -49.6 260 38 385.1 385.1 303.1 385.2 0.04 18 150 13400 -48.9 -65.9 12 17.0 -49.6 260 38 385.8 385.8 303.2 386.0 0.04 19 137 13998 -45.7 -64.7 10 19.0 -46.7 257 36 401.6 401.6 305.5 401.8 0.05 20 100 16080 -48.3 -70.3 6 22.0 -49.4 245 27 434.4 434.4 309.3 434.6 0.03 21 92 16627 -48.5 -70.5 6 22.0 -49.6 249 25 444.5 444.5 310.3 444.7 0.03 22 73 18145 -47.9 -71.9 5 24.0 -49.4 258 18 476.2 476.2 313.1 476.3 0.03 23 70 18420 -49.7 -73.7 4 24.0 -51.0 260 17 478.1 478.1 313.3 478.2 0.03 24 66 18806 -53.1 -76.1 4 23.0 -54.1 254 16 478.8 478.8 313.4 478.9 0.02 25 53 20225 -55.3 -77.3 5 22.0 -56.2 231 14 504.7 504.7 315.3 504.8 0.02 26 50 20600 -54.3 -77.3 4 23.0 -55.4 225 13 515.5 515.5 316.0 515.6 0.02 27 39 22197 -52.1 -75.1 5 23.0 -53.8 274 12 559.0 559.1 318.6 559.3 0.04 28 30 23890 -52.7 -75.7 5 23.0 -54.6 325 11 601.0 601.0 320.7 601.3 0.04 29 28 24336 -51.9 -74.9 5 23.0 -54.1 348 10 615.2 615.2 321.3 615.6 0.05 30 24 25327 -54.9 -77.9 4 23.0 -56.8 39 9 634.2 634.2 322.1 634.5 0.04 31 20 26500 -51.7 -74.7 5 23.0 -54.6 100 7 677.9 678.0 323.7 678.6 0.08 32 16 27959 -48.3 -72.3 5 24.0 -52.7 733.7 733.8 325.5 734.9 0.14 33 13 29331 -46.7 -70.7 5 24.0 -52.4 784.1 784.2 326.9 786.2 0.21 TRP 284 9222 -54.5 -62.5 37 8.0 -54.6 280 48 313.4 313.4 286.6 313.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5285.00 m Freezing level: 904.66 mb = 939.78 m = 3083.23 ft Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 48.33 % Est. max temperature: 9.21 C = 48.57 F Sfc-Lift cond lev (LCL): 969.75 mb = 373.76 m = 1226.24 ft T: 3.33 C 700-500 lapse rate: 6.45 C/km ThetaE index: 3.62 C Layer 925.0- 766.0 mb Conv cond level (CCL): 819.40 mb = 1715.91 m = 5629.57 ft Mean mixing ratio: 2.79 g/kg Conv temperature: 9.58 C = 49.24 F Cap Strength: 8.90 C Lifted Index: 9.59 C Risk: None Lifted Index @300 mb: 16.48 C Lifted Index @700 mb: 4.73 C Showalter Index: 10.47 C Risk: None Total Totals Index: 38.00 C Risk: None Vertical Totals Index: 25.00 C Cross Totals Index: 13.00 C K Index: -0.30 Risk: None Sweat Index: 169.83 Risk: None Energy Index: 2.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.55 J/kg Max Up Vert Vel: 8.31 m/s Conv Inhibition (B-): 57250.70 J/kg Cap Strength: 9.60 C Lift Cond Lev (LCL): 860.89 mb = 1329.51 m = 4361.86 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 299 at 25 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 1010 45 225 5 3.5 3.5 | 130 24 -18.6 15.7 1 1000 125 235 13 10.6 7.5 | 150 23 -11.5 19.6 2 925 757 255 31 29.9 8.0 | 201 22 7.8 20.2 3 850 1431 250 25 23.5 8.6 | 184 21 1.4 20.7 4 700 2928 275 35 34.9 -3.1 | 234 16 12.8 9.1 5 500 5410 275 42 41.8 -3.7 | 247 21 19.7 8.5 6 400 6970 270 42 42.0 -0.0 | 239 23 19.9 12.2 7 300 8870 280 44 43.3 -7.6 | 258 22 21.2 4.5 8 284 9222 280 48 47.3 -8.3 | 261 25 25.2 3.8 9 250 10040 270 48 48.0 -0.0 | 245 29 25.9 12.2 10 200 11500 265 42 41.8 3.7 | 231 25 19.7 15.8 11 150 13400 260 38 37.4 6.6 | 219 24 15.3 18.8 12 100 16080 245 27 24.5 11.4 | 186 24 2.4 23.6 13 70 18420 260 17 16.7 3.0 | 160 16 -5.4 15.1 14 50 20600 225 13 9.2 9.2 | 149 25 -12.9 21.4 15 30 23890 325 11 6.3 -9.0 | 101 16 -15.8 3.2 16 20 26500 100 7 -6.9 1.2 | 115 32 -29.0 13.4 Wind Parameters Mean winds (0-6000m): 268.9 at 33.7 knts Storm direction: 298.9 at 25.2 knts Shear (0-3000m) pos: 6.0 neg: 0.5 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 104.9 deg Storm rel helicity (0-3000m) pos: 232.8 neg: -33.0 tot: 199.8 m^2/s^2 ave: 66.6 10^-3 m/s^2 rel: 0.74 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 6.3 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.68 Bulk Shear: 50.85 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 ------------------------------------------------------------------------------- 500 243 17 162 21| 21.1 0.0 21.1|122.2 0.0 122.2 244.4 0.99| 21.6 21.3 1000 250 23 179 20| 12.4 0.0 12.4|158.9 -13.4 145.5 145.5 0.83| 15.4 12.8 1500 251 24 182 20| 8.3 0.9 9.2|163.9 -33.0 130.9 87.3 0.65| 11.8 7.6 2000 252 25 185 20| 7.2 0.7 7.9|188.5 -33.0 155.5 77.7 0.68| 10.2 7.0 2500 256 26 190 19| 6.5 0.6 7.1|212.9 -33.0 179.9 72.0 0.72| 9.3 6.7 3000 260 28 196 18| 6.0 0.5 6.4|232.8 -33.0 199.8 66.6 0.74| 8.6 6.3 4000 264 30 207 17| 4.5 0.1 4.6|240.4 -33.0 207.4 51.9 0.73| 6.8 5.0 5000 267 32 215 17| 3.6 0.3 3.9|248.0 -33.0 215.0 43.0 0.72| 5.7 4.1 6000 269 34 222 17| 3.0 0.4 3.3|250.4 -40.1 210.3 35.0 0.68| 5.0 3.4 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20250430.00.gif