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 U0744... Searching the city database file for: U0744 ... Date:0000Z 24 APR 25 Station: U0744 WMO ident: 20744 Latitude: 72.37 Longitude: 52.73 ------------------------------------------------------------------------------- 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 1007 17 -4.1 -7.2 79 3.1 -5.1 150 13 268.5 268.9 267.7 274.5 2.21 1 1000 72 -3.5 -8.5 68 5.0 -5.0 160 13 269.6 270.0 268.1 275.1 2.01 2 952 459 -5.3 -9.5 72 4.2 -6.5 185 10 271.6 272.0 269.3 277.0 1.95 3 925 684 -7.3 -10.9 75 3.6 -8.3 200 9 271.8 272.1 269.2 276.8 1.80 4 850 1336 -12.1 -15.6 75 3.5 -12.9 225 11 273.5 273.7 269.4 277.3 1.33 5 785 1939 -17.3 -22.1 66 4.8 -18.1 233 13 274.2 274.3 269.0 276.6 0.83 6 726 2521 -20.3 -23.7 74 3.4 -20.8 241 16 277.1 277.2 270.8 279.4 0.78 7 700 2790 -22.9 -26.9 70 4.0 -23.5 245 17 277.1 277.2 270.5 278.9 0.60 8 675 3055 -25.7 -28.9 74 3.2 -26.1 248 19 276.9 277.0 270.2 278.5 0.52 9 664 3174 -24.7 -27.7 76 3.0 -25.1 249 19 279.3 279.4 271.8 281.1 0.59 10 650 3328 -25.7 -28.5 77 2.8 -26.1 251 20 279.9 280.0 272.1 281.6 0.56 11 576 4197 -29.5 -36.5 51 7.0 -30.2 259 25 285.3 285.3 274.7 286.2 0.29 12 539 4666 -33.1 -43.1 36 10.0 -33.7 264 28 286.5 286.5 275.1 287.0 0.16 13 500 5190 -36.7 -43.7 48 7.0 -37.1 270 31 288.3 288.3 276.0 288.8 0.16 14 458 5790 -40.7 -46.7 52 6.0 -41.0 280 32 290.6 290.6 277.2 291.0 0.13 15 430 6216 -42.5 -48.5 52 6.0 -42.8 287 32 293.6 293.6 278.6 294.0 0.11 16 400 6700 -45.7 -51.7 51 6.0 -45.9 295 33 295.6 295.6 279.5 295.9 0.08 17 318 8204 -54.9 -60.9 47 6.0 -55.0 290 36 302.9 302.9 282.6 303.0 0.03 18 300 8580 -52.7 -59.7 42 7.0 -52.8 290 35 311.1 311.1 285.8 311.2 0.04 19 282 8985 -48.5 -55.5 44 7.0 -48.7 287 33 322.7 322.7 289.6 322.9 0.07 20 250 9780 -48.1 -56.1 39 8.0 -48.4 280 29 334.6 334.6 293.0 334.9 0.08 21 229 10360 -46.5 -57.5 28 11.0 -47.0 282 27 345.5 345.5 295.7 345.8 0.07 22 200 11260 -45.7 -59.7 19 14.0 -46.3 285 23 360.4 360.4 298.8 360.7 0.06 23 150 13170 -47.5 -67.5 8 20.0 -48.3 290 17 388.2 388.2 303.5 388.4 0.03 24 100 15840 -48.5 -72.5 5 24.0 -49.6 325 7 434.0 434.0 309.3 434.1 0.02 25 70 18180 -50.1 -74.1 4 24.0 -51.3 325 5 477.2 477.2 313.2 477.3 0.02 26 63 18871 -49.9 -73.9 4 24.0 -51.2 353 6 492.2 492.3 314.4 492.4 0.03 27 50 20380 -52.1 -75.1 5 23.0 -53.4 55 7 520.7 520.7 316.4 520.9 0.03 28 47 20780 -52.9 -75.9 5 23.0 -54.2 58 9 528.1 528.1 316.8 528.2 0.03 29 31 23486 -49.5 -73.5 4 24.0 -52.0 78 26 604.0 604.0 320.8 604.4 0.06 30 30 23700 -50.7 -73.7 5 23.0 -53.0 80 27 606.4 606.4 320.9 606.9 0.06 31 20 26380 -46.5 -70.5 5 24.0 -50.9 100 33 693.8 693.9 324.3 695.1 0.14 32 17 27460 -46.1 -70.1 5 24.0 -51.1 728.1 728.2 325.4 729.7 0.18 TRP 318 8204 -54.9 -60.9 47 6.0 -55.0 290 36 302.9 302.9 282.6 303.0 0.03 WND Sounding variables and indices 1000-500 mb thick: 5118.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 64.94 % Est. max temperature: 0.71 C = 33.28 F Sfc-Lift cond lev (LCL): 958.84 mb = 402.80 m = 1321.52 ft T: -5.04 C 700-500 lapse rate: 5.75 C/km ThetaE index: 0.94 C Layer 700.0- 664.0 mb Conv cond level (CCL): 867.72 mb = 1176.87 m = 3861.06 ft Mean mixing ratio: 1.91 g/kg Conv temperature: 0.48 C = 32.86 F Cap Strength: 8.89 C Lifted Index: 10.10 C Risk: None Lifted Index @300 mb: 24.57 C Lifted Index @700 mb: 2.51 C Showalter Index: 9.39 C Risk: None Total Totals Index: 45.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.60 C Cross Totals Index: 21.10 C K Index: 5.00 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 2.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.58 J/kg Max Up Vert Vel: 4.60 m/s Conv Inhibition (B-): 57279.20 J/kg Cap Strength: 9.93 C Lift Cond Lev (LCL): 894.36 mb = 943.77 m = 3096.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 285 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 1007 17 150 13 -6.5 11.3 | 126 26 -20.9 15.1 1 1000 72 160 13 -4.4 12.2 | 130 25 -18.9 16.0 2 925 684 200 9 3.1 8.5 | 137 17 -11.4 12.3 3 850 1336 225 11 7.8 7.8 | 150 13 -6.7 11.6 4 700 2790 245 17 15.4 7.2 | 185 11 1.0 11.0 5 500 5190 270 31 31.0 -0.0 | 257 17 16.6 3.8 6 400 6700 295 33 29.9 -13.9 | 303 18 15.5 -10.1 7 318 8204 290 36 33.8 -12.3 | 294 21 19.4 -8.5 8 300 8580 290 35 32.9 -12.0 | 294 20 18.5 -8.1 9 250 9780 280 29 28.6 -5.0 | 275 14 14.1 -1.2 10 200 11260 285 23 22.2 -6.0 | 285 8 7.8 -2.1 11 150 13170 290 17 16.0 -5.8 | 322 3 1.5 -2.0 12 100 15840 325 7 4.0 -5.7 | 80 11 -10.4 -1.9 13 70 18180 325 5 2.9 -4.1 | 89 12 -11.6 -0.3 14 50 20380 55 7 -5.7 -4.0 | 89 20 -20.2 -0.2 15 30 23700 80 27 -26.6 -4.7 | 89 41 -41.0 -0.9 16 20 26380 100 33 -32.5 5.7 | 102 48 -46.9 9.6 Wind Parameters Mean winds (0-6000m): 254.9 at 19.9 knts Storm direction: 284.9 at 14.9 knts Shear (0-3000m) pos: 4.1 neg: 0.0 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 67.1 deg Storm rel helicity (0-3000m) pos: 71.2 neg: 0.0 tot: 71.2 m^2/s^2 ave: 23.7 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.16 Bulk Shear: 64.55 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 ------------------------------------------------------------------------------- 500 170 12 133 22| 8.4 0.0 8.4| 28.8 0.0 28.8 57.5 0.53| 9.0 4.7 1000 184 11 137 20| 6.3 0.0 6.3| 36.7 0.0 36.7 36.7 0.49| 6.8 3.3 1500 197 11 141 18| 5.3 0.0 5.3| 45.9 0.0 45.9 30.6 0.54| 5.6 3.1 2000 208 11 146 17| 4.6 0.0 4.6| 54.1 0.0 54.1 27.0 0.60| 4.9 2.9 2500 216 12 151 15| 4.3 0.0 4.3| 62.3 0.0 62.3 24.9 0.64| 4.5 2.9 3000 224 13 157 14| 4.1 0.0 4.1| 71.2 0.0 71.2 23.7 0.69| 4.3 2.9 4000 235 15 170 13| 4.0 0.0 4.0| 92.4 0.0 92.4 23.1 0.75| 4.1 3.1 5000 246 17 188 11| 3.9 0.0 3.9|118.3 0.0 118.3 23.7 0.78| 4.1 3.1 6000 255 20 208 10| 3.6 0.0 3.6|157.6 0.0 157.6 26.3 0.81| 4.2 3.4 Wrote GIF file: /home/apache/climate/data/raob//U0744/skewt/U0744.skewt.20250424.00.gif