UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011712.upa.cvt Date: 1200Z 17 JAN 26 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 17 JAN 26 Station: U4947 WMO ident: 24947 ------------------------------------------------------------------------------- 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 1024 135 -27.9 -33.9 56 6.0 -28.3 0 0 243.6 243.6 243.3 244.2 0.21 1 1000 305 -28.5 -33.2 64 4.7 -28.8 275 3 244.6 244.7 244.3 245.3 0.23 2 967 545 -29.5 -34.0 65 4.5 -29.8 316 6 246.0 246.0 245.6 246.6 0.22 3 925 865 -24.7 -29.1 67 4.4 -25.1 10 9 254.1 254.1 253.0 255.1 0.37 4 923 881 -24.7 -29.1 67 4.4 -25.1 10 9 254.2 254.3 253.2 255.2 0.37 5 921 897 -23.9 -28.6 65 4.7 -24.4 11 9 255.2 255.2 254.0 256.3 0.39 6 854 1451 -21.1 -31.1 40 10.0 -22.2 19 17 263.7 263.7 260.7 264.7 0.33 7 850 1486 -21.1 -32.1 37 11.0 -22.2 20 17 264.0 264.1 260.9 264.9 0.30 8 822 1733 -21.7 -36.7 24 15.0 -23.1 25 16 265.9 266.0 262.2 266.6 0.20 9 735 2553 -23.7 -29.7 58 6.0 -24.4 42 14 272.4 272.5 267.2 273.7 0.44 10 732 2583 -23.9 -29.9 58 6.0 -24.6 43 14 272.5 272.6 267.3 273.8 0.44 11 700 2907 -26.5 -31.5 63 5.0 -27.0 50 13 273.1 273.2 267.5 274.3 0.39 12 596 4054 -33.9 -38.1 66 4.2 -34.2 67 16 277.4 277.5 270.0 278.2 0.24 13 500 5260 -44.1 -48.5 62 4.4 -44.2 85 19 279.3 279.3 270.9 279.6 0.09 14 400 6710 -56.7 -60.8 60 4.1 -56.8 70 33 281.3 281.3 271.9 281.4 0.03 15 377 7082 -60.3 -64.4 58 4.1 -60.3 73 33 281.3 281.3 271.9 281.4 0.02 16 357 7420 -62.1 -66.3 57 4.2 -62.1 75 33 283.3 283.4 273.1 283.4 0.01 17 318 8131 -63.5 -67.8 56 4.3 -63.5 85 29 290.9 290.9 277.2 291.0 0.01 18 300 8490 -61.7 -65.9 57 4.2 -61.7 90 27 298.4 298.4 280.7 298.4 0.02 19 295 8594 -61.7 -65.9 57 4.2 -61.7 91 27 299.8 299.8 281.3 299.9 0.02 20 250 9630 -58.1 -62.6 56 4.5 -58.2 100 29 319.7 319.7 288.7 319.8 0.03 21 229 10183 -57.7 -62.3 56 4.6 -57.8 116 28 328.4 328.4 291.3 328.6 0.04 22 211 10701 -56.5 -61.3 55 4.8 -56.6 130 27 338.1 338.1 293.9 338.3 0.05 23 200 11040 -56.7 -61.7 53 5.0 -56.8 140 27 343.0 343.0 295.1 343.2 0.05 24 153 12735 -57.7 -64.7 40 7.0 -57.9 145 25 368.6 368.6 300.4 368.8 0.04 25 150 12860 -57.1 -64.1 41 7.0 -57.3 145 25 371.7 371.7 300.9 371.9 0.05 26 100 15440 -54.9 -64.9 28 10.0 -55.3 175 38 421.7 421.7 307.9 422.0 0.06 27 71 17648 -51.5 -64.5 20 13.0 -52.4 185 50 472.3 472.3 312.9 472.8 0.09 28 70 17740 -51.7 -64.7 20 13.0 -52.5 185 50 473.8 473.8 313.0 474.3 0.09 29 51 19774 -55.5 -71.5 12 16.0 -56.3 185 63 509.8 509.8 315.7 510.1 0.05 30 50 19900 -54.7 -70.7 12 16.0 -55.6 185 64 514.6 514.6 315.9 514.9 0.06 31 42 21021 -52.5 -69.5 11 17.0 -53.9 187 70 546.3 546.4 317.9 546.9 0.08 32 34 22364 -59.9 -76.9 9 17.0 -60.7 189 77 560.9 560.9 318.7 561.1 0.03 33 33 22550 -59.9 -76.9 9 17.0 -60.7 189 78 565.7 565.7 318.9 565.9 0.03 34 30 23150 -56.9 -74.9 9 18.0 -58.1 190 81 589.5 589.5 320.2 589.9 0.05 35 24 24572 -53.3 -72.3 8 19.0 -55.4 187 81 638.8 638.9 322.3 639.6 0.09 36 20 25740 -54.7 -73.7 8 19.0 -56.8 185 81 668.7 668.8 323.4 669.5 0.09 37 17 26774 -57.3 -77.3 6 20.0 -59.2 692.2 692.2 324.2 692.7 0.06 38 13 28503 -48.9 -70.9 6 22.0 -53.7 776.5 776.6 326.7 778.5 0.21 39 12 29027 -50.5 -72.5 6 22.0 -54.9 788.8 788.9 327.0 790.5 0.18 TRP 357 7420 -62.1 -66.3 57 4.2 -62.1 75 33 283.3 283.4 273.1 283.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 4955.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 57.20 % Est. max temperature: -10.32 C = 13.43 F Sfc-Lift cond lev (LCL): 925.24 mb = 863.12 m = 2831.71 ft T: -24.73 C 700-500 lapse rate: 7.48 C/km ThetaE index: 0.00 C Layer 1024.0- -0.0 mb Conv cond level (CCL): 554.75 mb = 4546.24 m = 14915.32 ft Mean mixing ratio: 0.26 g/kg Conv temperature: 6.98 C = 44.56 F Cap Strength: 25.55 C Lifted Index: 25.78 C Risk: None Lifted Index @300 mb: 35.78 C Lifted Index @700 mb: 22.99 C Showalter Index: 11.84 C Risk: None Total Totals Index: 35.00 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 12.00 C K Index: -14.10 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 3.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.57 J/kg Max Up Vert Vel: 8.78 m/s Conv Inhibition (B-): 65496.37 J/kg Cap Strength: 25.77 C Lift Cond Lev (LCL): 901.91 mb = 1050.39 m = 3446.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 88 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 1024 135 0 0 -0.0 -0.0 | 268 11 11.4 0.4 1 1000 305 275 3 3.0 -0.3 | 269 14 14.4 0.2 2 925 865 10 9 -1.6 -8.9 | 311 13 9.9 -8.4 3 850 1486 20 17 -5.8 -16.0 | 340 17 5.6 -15.6 4 700 2907 50 13 -10.0 -8.4 | 350 8 1.5 -7.9 5 500 5260 85 19 -18.9 -1.7 | 81 8 -7.5 -1.2 6 400 6710 70 33 -31.0 -11.3 | 61 22 -19.6 -10.9 7 357 7420 75 33 -31.9 -8.5 | 68 22 -20.5 -8.1 8 300 8490 90 27 -27.0 0.0 | 92 16 -15.6 0.4 9 250 9630 100 29 -28.6 5.0 | 108 18 -17.1 5.5 10 200 11040 140 27 -17.4 20.7 | 164 22 -5.9 21.1 11 150 12860 145 25 -14.3 20.5 | 172 21 -2.9 20.9 12 100 15440 175 38 -3.3 37.9 | 192 39 8.1 38.3 13 70 17740 185 50 4.4 49.8 | 197 53 15.8 50.2 14 50 19900 185 64 5.6 63.8 | 195 66 17.0 64.2 15 30 23150 190 81 14.1 79.8 | 198 84 25.5 80.2 16 20 25740 185 81 7.1 80.7 | 193 83 18.5 81.1 Wind Parameters Mean winds (0-6000m): 57.9 at 15.2 knts Storm direction: 87.9 at 11.4 knts Shear (0-3000m) pos: 2.4 neg: 1.1 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 88.2 deg Storm rel helicity (0-3000m) pos: 83.5 neg: -2.2 tot: 81.2 m^2/s^2 ave: 27.1 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 3.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.03 Bulk Shear: 37.40 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 ------------------------------------------------------------------------------- 500 308 4 277 14| 0.0 6.7 6.7| 24.8 -2.2 22.6 45.2 0.62| 9.4 5.9 1000 359 6 298 13| 4.6 3.4 8.0| 56.6 -2.2 54.4 54.4 0.77| 9.5 7.3 1500 11 9 312 13| 4.7 2.2 6.9| 75.5 -2.2 73.3 48.9 0.79| 8.2 6.5 2000 17 11 321 13| 3.5 1.7 5.2| 79.7 -2.2 77.5 38.7 0.74| 7.0 5.1 2500 23 12 326 12| 2.8 1.3 4.1| 81.4 -2.2 79.2 31.7 0.68| 6.2 4.2 3000 27 12 330 12| 2.4 1.1 3.6| 83.5 -2.2 81.2 27.1 0.66| 5.6 3.7 4000 37 13 339 10| 2.3 0.8 3.2| 91.8 -2.2 89.6 22.4 0.70| 4.8 3.3 5000 49 14 353 9| 2.3 0.7 2.9|100.9 -2.2 98.7 19.7 0.73| 4.4 3.2 6000 58 15 11 8| 1.9 1.0 2.9|101.9 -10.5 91.5 15.2 0.56| 4.5 2.5 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20260117.12.gif