UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042400.upa.cvt Date: 0000Z 24 APR 25 Searching for U3472... Searching the city database file for: U3472 ... Date:0000Z 24 APR 25 Station: U3472 WMO ident: 23472 Latitude: 65.78 Longitude: 87.95 ------------------------------------------------------------------------------- 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 24 310 9 SFC 998 39 -12.1 -13.8 87 1.7 -12.5 310 9 261.2 261.4 260.8 264.7 1.32 2 925 614 -16.5 -19.7 76 3.2 -17.0 325 31 262.4 262.6 260.9 264.8 0.87 3 905 778 -17.1 -20.1 77 3.0 -17.6 329 34 263.5 263.6 261.6 265.8 0.85 4 888 922 -12.7 -15.2 82 2.5 -13.3 332 37 269.5 269.7 266.8 273.1 1.32 5 850 1255 -13.3 -15.4 84 2.1 -13.8 340 44 272.2 272.4 268.7 276.0 1.36 6 820 1528 -14.3 -17.1 79 2.8 -14.9 336 40 274.0 274.2 269.6 277.5 1.22 7 727 2432 -19.7 -22.8 76 3.1 -20.3 324 29 277.6 277.8 271.2 280.1 0.84 8 700 2712 -21.9 -24.9 77 3.0 -22.4 320 25 278.2 278.4 271.4 280.4 0.72 9 555 4377 -34.5 -38.1 70 3.6 -34.8 327 26 282.4 282.5 273.0 283.2 0.26 10 501 5086 -38.3 -41.8 70 3.5 -38.5 330 27 286.2 286.2 275.0 286.8 0.19 11 500 5100 -38.3 -41.8 70 3.5 -38.5 330 27 286.3 286.4 275.1 287.0 0.19 12 400 6610 -46.7 -51.0 61 4.3 -46.9 335 29 294.3 294.3 278.9 294.6 0.09 13 382 6914 -48.3 -52.9 59 4.6 -48.4 345 27 296.1 296.1 279.7 296.4 0.07 14 359 7324 -46.1 -51.1 57 5.0 -46.3 333 23 304.3 304.4 283.2 304.7 0.10 15 300 8520 -44.3 -53.3 36 9.0 -44.7 300 11 322.9 322.9 289.8 323.3 0.09 16 286 8844 -42.7 -53.7 29 11.0 -43.2 295 11 329.7 329.7 291.7 330.0 0.09 17 250 9760 -42.3 -56.3 20 14.0 -43.0 280 11 343.2 343.2 295.1 343.5 0.07 18 240 10035 -42.3 -58.3 16 16.0 -43.0 280 12 347.2 347.2 296.1 347.5 0.06 19 200 11260 -43.3 -62.3 11 19.0 -44.2 280 15 364.2 364.2 299.5 364.4 0.04 20 172 12279 -43.3 -64.3 8 21.0 -44.3 270 11 380.3 380.3 302.3 380.4 0.04 21 150 13200 -44.7 -65.7 8 21.0 -45.7 260 7 393.0 393.0 304.3 393.2 0.04 22 100 15880 -48.1 -70.1 6 22.0 -49.2 310 5 434.8 434.8 309.4 435.0 0.03 23 84 17026 -49.1 -71.1 6 22.0 -50.3 286 4 455.0 455.0 311.3 455.2 0.03 24 70 18220 -49.5 -71.5 6 22.0 -50.8 260 3 478.5 478.5 313.4 478.7 0.04 25 50 20420 -49.9 -71.9 6 22.0 -51.5 155 5 525.9 525.9 316.7 526.2 0.05 26 30 23760 -48.9 -71.9 5 23.0 -51.6 145 17 611.3 611.4 321.2 611.9 0.08 27 25 24959 -49.1 -72.1 5 23.0 -52.1 138 20 643.5 643.5 322.4 644.2 0.09 28 24 25230 -45.5 -69.5 5 24.0 -49.7 137 20 661.5 661.6 323.2 662.6 0.14 29 23 25513 -46.7 -70.7 5 24.0 -50.7 135 21 666.1 666.1 323.3 667.1 0.12 30 20 26440 -47.5 -71.5 5 24.0 -51.6 130 23 690.8 690.8 324.1 691.8 0.12 31 17 27520 -44.9 -69.9 4 25.0 -50.4 732.0 732.1 325.4 733.6 0.18 32 13 29304 -47.5 -72.5 4 25.0 -52.9 781.4 781.4 326.8 782.9 0.16 TRP 382 6914 -48.3 -52.9 59 4.6 -48.4 345 27 296.1 296.1 279.7 296.4 0.07 WND Sounding variables and indices 1000-500 mb thick: 5076.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 75.90 % Est. max temperature: -0.98 C = 30.24 F Sfc-Lift cond lev (LCL): 970.91 mb = 247.49 m = 811.97 ft T: -13.69 C 700-500 lapse rate: 6.87 C/km ThetaE index: 0.00 C Layer 998.0--321864398408282664299659264.0 mb Conv cond level (CCL): 715.19 mb = 2553.23 m = 8376.64 ft Mean mixing ratio: 1.03 g/kg Conv temperature: 4.59 C = 40.27 F Cap Strength: 17.40 C Lifted Index: 17.52 C Risk: None Lifted Index @300 mb: 40.99 C Lifted Index @700 mb: 12.65 C Showalter Index: 8.73 C Risk: None Total Totals Index: 47.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.00 C Cross Totals Index: 22.90 C K Index: 6.60 Risk: None Sweat Index: 115.00 Risk: None Energy Index: 2.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.73 J/kg Max Up Vert Vel: 4.41 m/s Conv Inhibition (B-): 69022.48 J/kg Cap Strength: 17.52 C Lift Cond Lev (LCL): 910.17 mb = 735.41 m = 2412.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 359 at 22 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 ---------------------------------------------------------- 0 998 39 310 9 6.9 -5.8 | 203 17 6.6 15.9 1 925 614 325 31 17.8 -25.4 | 282 18 17.5 -3.7 2 850 1255 340 44 15.0 -41.3 | 323 25 14.8 -19.7 3 700 2712 320 25 16.1 -19.2 | 261 16 15.8 2.5 4 500 5100 330 27 13.5 -23.4 | 277 13 13.2 -1.7 5 400 6610 335 29 12.3 -26.3 | 291 13 12.0 -4.6 6 382 6914 345 27 7.0 -26.1 | 303 8 6.7 -4.4 7 300 8520 300 11 9.5 -5.5 | 210 19 9.2 16.2 8 250 9760 280 11 10.8 -1.9 | 208 22 10.5 19.8 9 200 11260 280 15 14.8 -2.6 | 217 24 14.5 19.1 10 150 13200 260 7 6.9 1.2 | 196 24 6.6 22.9 11 100 15880 310 5 3.8 -3.2 | 191 19 3.5 18.5 12 70 18220 260 3 3.0 0.5 | 187 22 2.7 22.2 13 50 20420 155 5 -2.1 4.5 | 175 26 -2.4 26.2 14 30 23760 145 17 -9.8 13.9 | 164 37 -10.0 35.6 15 20 26440 130 23 -17.6 14.8 | 154 41 -17.9 36.5 Wind Parameters Mean winds (0-6000m): 329.2 at 28.9 knts Storm direction: 359.2 at 21.7 knts Shear (0-3000m) pos: 5.6 neg: 2.9 tot: 8.5 10-3/s Storm rel Dir Shear (0-3000m): 60.4 deg Storm rel helicity (0-3000m) pos: 172.1 neg: -102.5 tot: 69.5 m^2/s^2 ave: 23.2 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 10.5 stream: 2.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.62 Bulk Shear: 15.69 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 ------------------------------------------------------------------------------- 500 321 19 237 13| 20.0 0.0 20.0| 78.5 0.0 78.5 157.0 0.97| 20.3 19.7 1000 327 26 272 14| 16.3 0.0 16.3|141.9 0.0 141.9 141.9 0.95| 17.1 16.3 1500 332 32 293 16| 11.1 0.0 11.1|170.0 -22.0 148.0 98.6 0.76| 14.7 11.2 2000 332 33 297 17| 8.3 2.0 10.4|170.0 -59.5 110.5 55.2 0.51| 13.1 6.6 2500 332 33 295 17| 6.7 3.1 9.8|170.0 -92.2 77.8 31.1 0.32| 12.0 3.8 3000 331 31 291 16| 5.6 2.9 8.5|172.1-102.5 69.5 23.2 0.27| 10.5 2.9 4000 329 30 285 16| 4.4 2.2 6.6|178.9-102.5 76.4 19.1 0.29| 8.1 2.4 5000 329 29 282 15| 3.6 1.8 5.4|185.6-102.5 83.0 16.6 0.31| 6.7 2.1 6000 329 29 282 15| 3.2 1.5 4.6|192.6-102.5 90.1 15.0 0.33| 5.8 1.9 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20250424.00.gif