UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for U2271... Searching the city database file for: U2271 ... Date:0000Z 29 APR 25 Station: U2271 WMO ident: 22271 Latitude: 67.88 Longitude: 44.13 ------------------------------------------------------------------------------- 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 1005 12 -11.3 -12.7 89 1.4 -11.6 200 1 261.5 261.7 261.2 265.3 1.43 1 1000 50 -10.1 -11.4 90 1.3 -10.4 245 3 263.0 263.3 262.7 267.3 1.60 2 984 175 -6.9 -8.1 91 1.2 -7.2 263 5 267.5 267.8 266.8 273.2 2.11 3 980 207 -4.5 -5.4 93 0.9 -4.8 267 5 270.2 270.6 269.5 277.3 2.60 4 925 658 -7.7 -9.3 88 1.6 -8.2 330 11 271.4 271.8 269.3 277.1 2.04 5 892 940 -9.7 -10.7 92 1.0 -10.0 334 12 272.2 272.5 269.6 277.5 1.89 6 850 1310 -12.3 -16.5 71 4.2 -13.3 340 13 273.3 273.5 269.1 276.8 1.24 7 807 1704 -14.9 -19.9 66 5.0 -15.9 337 14 274.6 274.7 269.5 277.4 0.98 8 765 2106 -18.3 -25.3 54 7.0 -19.4 335 14 275.1 275.2 269.3 277.0 0.64 9 700 2761 -23.9 -30.9 52 7.0 -24.7 330 15 276.0 276.1 269.5 277.3 0.42 10 610 3747 -32.9 -39.9 50 7.0 -33.4 322 22 276.7 276.8 269.5 277.3 0.19 11 560 4344 -36.1 -42.1 54 6.0 -36.4 317 26 279.8 279.8 271.4 280.4 0.17 12 500 5120 -42.3 -48.3 52 6.0 -42.5 310 31 281.5 281.5 272.2 281.8 0.10 13 492 5229 -43.3 -49.3 52 6.0 -43.5 305 35 281.5 281.6 272.2 281.8 0.09 14 458 5711 -42.5 -48.5 52 6.0 -42.8 302 38 288.4 288.4 276.0 288.7 0.10 15 441 5966 -44.1 -50.1 51 6.0 -44.3 300 40 289.5 289.5 276.6 289.8 0.09 16 400 6620 -44.3 -52.3 41 8.0 -44.6 295 44 297.4 297.4 280.3 297.7 0.08 17 332 7863 -45.5 -55.5 32 10.0 -45.8 295 37 312.0 312.1 286.1 312.3 0.06 18 312 8278 -44.1 -55.1 28 11.0 -44.5 295 34 319.6 319.6 288.7 319.9 0.07 19 300 8540 -45.1 -56.1 28 11.0 -45.5 295 33 321.8 321.8 289.4 322.0 0.06 20 280 9001 -46.1 -58.1 24 12.0 -46.5 295 32 326.8 326.8 290.9 327.0 0.05 21 250 9760 -43.9 -56.9 22 13.0 -44.5 295 31 340.8 340.8 294.6 341.1 0.07 22 247 9841 -43.9 -56.9 22 13.0 -44.5 294 31 342.0 342.0 294.8 342.3 0.07 23 200 11260 -45.3 -59.3 19 14.0 -45.9 285 23 361.0 361.1 299.0 361.3 0.06 24 163 12620 -45.5 -60.5 17 15.0 -46.3 274 13 382.5 382.5 302.7 382.8 0.07 25 150 13170 -47.3 -63.3 14 16.0 -48.0 270 9 388.6 388.6 303.6 388.8 0.05 26 146 13349 -47.9 -63.9 14 16.0 -48.6 268 9 390.5 390.5 303.9 390.8 0.05 27 130 14116 -47.1 -63.1 14 16.0 -48.0 259 10 405.2 405.2 305.9 405.5 0.06 28 101 15784 -48.3 -64.3 14 16.0 -49.3 241 11 433.2 433.2 309.2 433.5 0.07 29 100 15850 -48.3 -64.3 14 16.0 -49.3 240 11 434.4 434.4 309.3 434.8 0.07 30 89 16613 -50.1 -67.1 12 17.0 -51.0 229 11 445.5 445.5 310.4 445.8 0.05 31 75 17729 -50.1 -67.1 12 17.0 -51.1 212 11 467.9 467.9 312.5 468.2 0.06 32 71 18087 -48.9 -65.9 12 17.0 -50.1 206 11 477.8 477.9 313.3 478.3 0.08 33 70 18180 -49.5 -66.5 12 17.0 -50.7 205 11 478.5 478.5 313.4 478.9 0.07 34 63 18869 -50.9 -67.9 12 17.0 -52.0 211 11 490.0 490.1 314.2 490.4 0.07 35 58 19410 -49.3 -66.3 12 17.0 -50.7 216 11 505.4 505.4 315.4 505.9 0.09 36 50 20380 -50.9 -67.9 12 17.0 -52.3 225 11 523.5 523.5 316.5 524.1 0.08 37 40 21837 -49.1 -67.1 10 18.0 -51.1 212 14 562.5 562.6 318.8 563.3 0.11 38 34 22892 -53.3 -70.3 11 17.0 -54.8 202 16 578.3 578.3 319.6 578.9 0.09 39 30 23700 -51.9 -68.9 11 17.0 -53.8 195 17 603.2 603.2 320.8 604.0 0.12 40 25 24887 -49.3 -67.3 10 18.0 -52.1 206 17 642.9 643.0 322.4 644.3 0.18 41 20 26350 -49.1 -67.1 10 18.0 -52.4 220 17 685.9 686.0 324.0 687.9 0.23 42 14 28698 -47.7 -65.7 11 18.0 -52.4 764.3 764.5 326.4 768.1 0.40 43 11 30312 -41.5 -61.5 10 20.0 -49.4 841.4 841.8 328.4 850.7 0.88 TRP 492 5229 -43.3 -49.3 52 6.0 -43.5 305 35 281.5 281.6 272.2 281.8 0.09 WND Sounding variables and indices 1000-500 mb thick: 5070.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 62.55 % Est. max temperature: 0.37 C = 32.67 F Sfc-Lift cond lev (LCL): 982.48 mb = 186.97 m = 613.42 ft T: -5.99 C 700-500 lapse rate: 7.80 C/km ThetaE index: 0.68 C Layer 850.0- 807.0 mb Conv cond level (CCL): 1000.00 mb = 50.00 m = 164.04 ft Mean mixing ratio: 2.14 g/kg Conv temperature: -7.30 C = 18.86 F Cap Strength: 4.19 C Lifted Index: 5.17 C Risk: None Lifted Index @300 mb: 32.81 C Lifted Index @700 mb: 2.21 C Showalter Index: 4.15 C Risk: None Total Totals Index: 55.80 C Risk: Severe Thunderstorms probable Vertical Totals Index: 30.00 C Cross Totals Index: 25.80 C K Index: 6.50 Risk: None Sweat Index: 193.00 Risk: None Energy Index: 1.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.83 J/kg Max Up Vert Vel: 7.98 m/s Conv Inhibition (B-): 68796.51 J/kg Cap Strength: 5.07 C Lift Cond Lev (LCL): 936.09 mb = 564.85 m = 1853.16 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 347 at 15 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 1005 12 200 1 0.3 0.9 | 169 16 -3.2 15.7 1 1000 50 245 3 2.7 1.3 | 177 16 -0.8 16.1 2 925 658 330 11 5.5 -9.5 | 201 6 2.0 5.3 3 850 1310 340 13 4.4 -12.2 | 200 3 0.9 2.6 4 700 2761 330 15 7.5 -13.0 | 246 4 4.0 1.8 5 500 5120 310 31 23.7 -19.9 | 284 21 20.2 -5.1 6 492 5229 305 35 28.7 -20.1 | 282 26 25.1 -5.3 7 400 6620 295 44 39.9 -18.6 | 276 37 36.3 -3.8 8 300 8540 295 33 29.9 -13.9 | 268 26 26.4 0.8 9 250 9760 295 31 28.1 -13.1 | 266 25 24.6 1.7 10 200 11260 285 23 22.2 -6.0 | 245 21 18.7 8.8 11 150 13170 270 9 9.0 -0.0 | 200 16 5.5 14.8 12 100 15850 240 11 9.5 5.5 | 196 21 6.0 20.3 13 70 18180 205 11 4.6 10.0 | 183 25 1.1 24.8 14 50 20380 225 11 7.8 7.8 | 191 23 4.2 22.6 15 30 23700 195 17 4.4 16.4 | 182 31 0.9 31.2 16 20 26350 220 17 10.9 13.0 | 195 29 7.4 27.8 Wind Parameters Mean winds (0-6000m): 316.6 at 20.3 knts Storm direction: 346.6 at 15.2 knts Shear (0-3000m) pos: 2.4 neg: 0.8 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 94.6 deg Storm rel helicity (0-3000m) pos: 36.1 neg: -0.4 tot: 35.8 m^2/s^2 ave: 11.9 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 2.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.04 Bulk Shear: 30.48 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 ------------------------------------------------------------------------------- 500 293 6 188 13| 9.7 0.0 9.7| 31.6 0.0 31.6 63.3 0.71| 11.9 8.4 1000 324 8 190 8| 6.6 0.0 6.6| 32.1 -0.3 31.9 31.9 0.48| 8.8 4.3 1500 331 10 192 6| 4.8 0.0 4.8| 32.4 -0.4 32.1 21.4 0.45| 6.5 2.9 2000 333 11 195 5| 3.6 0.3 3.9| 33.2 -0.4 32.8 16.4 0.48| 5.1 2.5 2500 333 12 201 5| 2.9 0.4 3.3| 33.9 -0.4 33.6 13.4 0.49| 4.3 2.1 3000 332 12 208 5| 2.4 0.8 3.2| 36.1 -0.4 35.8 11.9 0.52| 4.0 2.1 4000 329 14 235 5| 1.8 1.5 3.3| 41.8 -0.4 41.4 10.4 0.48| 4.0 1.9 5000 323 17 259 7| 1.4 2.0 3.5| 42.6 -1.7 40.8 8.2 0.38| 4.0 1.5 6000 317 20 270 10| 1.2 2.7 3.9| 42.6 -20.2 22.4 3.7 0.24| 4.4 1.0 Wrote GIF file: /home/apache/climate/data/raob//U2271/skewt/U2271.skewt.20250429.00.gif