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 USHH... Searching the city database file for: USHH ... Date:0000Z 30 APR 25 Station: USHH WMO ident: 23933 Latitude: 60.97 Longitude: 69.07 Elevation: 40.00 ------------------------------------------------------------------------------- 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 1003 40 -2.5 -4.6 85 2.1 -3.3 160 5 270.4 270.9 269.8 277.7 2.70 1 1000 69 -1.9 -6.6 70 4.7 -3.5 162 6 271.2 271.6 269.7 277.6 2.33 2 991 141 -1.3 -9.3 54 8.0 -3.8 168 7 272.6 272.9 269.8 277.8 1.90 3 978 246 -1.7 -13.7 39 12.0 -5.1 176 10 273.2 273.4 269.3 277.0 1.35 4 958 410 -2.5 -11.5 50 9.0 -5.2 189 14 274.0 274.3 270.3 278.6 1.65 5 938 578 0.0 -7.0 59 7.0 -2.5 203 18 278.2 278.6 274.0 285.0 2.41 6 925 689 -0.7 -7.7 59 7.0 -3.1 211 20 278.6 279.0 274.1 285.1 2.31 7 850 1357 -6.5 -12.5 62 6.0 -8.2 265 36 279.3 279.6 273.6 284.3 1.72 8 781 2012 -11.7 -15.3 75 3.6 -12.6 269 35 280.6 280.9 274.0 284.9 1.49 9 700 2842 -17.3 -21.5 70 4.2 -18.1 275 33 283.3 283.5 274.7 286.3 0.98 10 665 3223 -20.3 -24.2 71 3.9 -21.0 277 37 284.1 284.3 274.9 286.6 0.81 11 626 3669 -21.3 -25.0 72 3.7 -22.0 278 43 288.0 288.1 276.9 290.4 0.80 12 500 5290 -31.9 -36.7 62 4.8 -32.3 285 62 294.1 294.2 279.2 295.2 0.33 13 400 6830 -44.1 -49.1 57 5.0 -44.3 285 60 297.7 297.7 280.5 298.1 0.11 14 372 7313 -47.2 -52.2 56 5.0 -47.3 290 69 299.9 299.9 281.4 300.2 0.08 15 323 8234 -53.1 -58.1 54 5.0 -53.2 290 62 304.0 304.0 283.1 304.2 0.05 16 300 8710 -52.3 -58.3 48 6.0 -52.4 285 58 311.6 311.6 285.9 311.8 0.05 17 297 8775 -52.5 -58.5 48 6.0 -52.7 285 57 312.2 312.3 286.2 312.4 0.05 18 251 9874 -46.7 -54.7 40 8.0 -47.0 280 42 336.3 336.3 293.4 336.6 0.09 19 250 9900 -46.7 -54.7 40 8.0 -47.0 280 42 336.6 336.7 293.6 337.0 0.09 20 200 11380 -46.1 -58.1 24 12.0 -46.7 265 35 359.8 359.8 298.7 360.1 0.07 21 165 12670 -43.9 -61.9 12 18.0 -44.9 252 32 383.8 383.8 302.9 384.1 0.06 22 150 13310 -45.1 -64.1 10 19.0 -46.0 245 31 392.3 392.4 304.2 392.6 0.05 23 100 16010 -46.1 -69.1 6 23.0 -47.4 230 25 438.7 438.7 309.7 438.8 0.03 24 89 16785 -46.3 -70.3 5 24.0 -47.7 228 22 453.1 453.1 311.1 453.3 0.03 25 79 17570 -50.7 -73.7 5 23.0 -51.7 227 18 459.7 459.7 311.8 459.9 0.02 26 73 18086 -49.7 -73.7 4 24.0 -50.9 226 16 472.4 472.4 312.8 472.5 0.02 27 70 18360 -50.3 -74.3 4 24.0 -51.5 225 15 476.8 476.8 313.2 476.9 0.02 28 54 20042 -52.9 -75.9 5 23.0 -54.1 252 10 507.5 507.5 315.5 507.7 0.02 29 50 20540 -51.5 -74.5 5 23.0 -52.9 260 9 522.1 522.1 316.5 522.3 0.03 30 46 20919 -53.7 -76.7 4 23.0 -54.9 529.4 529.4 316.9 529.6 0.02 31 39 21707 -50.5 -74.5 4 24.0 -52.4 563.1 563.1 318.8 563.4 0.04 32 35 22252 -51.3 -74.3 5 23.0 -53.2 578.7 578.7 319.6 579.0 0.05 33 20 25070 -77.9 597.7 TRP 323 8234 -53.1 -58.1 54 5.0 -53.2 290 62 304.0 304.0 283.1 304.2 0.05 WND 372 7313 -47.2 -52.2 56 5.0 -47.3 290 69 299.9 299.9 281.4 300.2 0.08 Sounding variables and indices 1000-500 mb thick: 5221.00 m Freezing level: Surface below freezing Freezing level: 938.00 mb = 577.58 m = 1894.92 ft Freezing level: 938.00 mb = 577.58 m = 1894.92 ft Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 66.34 % Est. max temperature: 6.40 C = 43.52 F Sfc-Lift cond lev (LCL): 970.33 mb = 308.25 m = 1011.32 ft T: -2.00 C 700-500 lapse rate: 5.96 C/km ThetaE index: 0.85 C Layer 850.0- 781.0 mb Conv cond level (CCL): 779.10 mb = 2030.54 m = 6661.80 ft Mean mixing ratio: 1.98 g/kg Conv temperature: 7.76 C = 45.96 F Cap Strength: 7.45 C Lifted Index: 11.09 C Risk: None Lifted Index @300 mb: 21.63 C Lifted Index @700 mb: 4.48 C Showalter Index: 8.69 C Risk: None Total Totals Index: 44.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.40 C Cross Totals Index: 19.40 C K Index: 8.70 Risk: None Sweat Index: 134.00 Risk: None Energy Index: 2.25 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 36.56 J/kg Max Up Vert Vel: 8.55 m/s Conv Inhibition (B-): 53985.63 J/kg Cap Strength: 11.06 C Lift Cond Lev (LCL): 840.97 mb = 1439.60 m = 4723.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 308 at 30 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 1003 40 160 5 -1.7 4.7 | 132 35 -25.8 23.2 1 850 1357 265 36 35.9 3.1 | 208 25 11.8 21.7 2 700 2842 275 33 32.9 -2.9 | 209 18 8.8 15.7 3 500 5290 285 62 59.9 -16.0 | 266 36 35.8 2.5 4 400 6830 285 60 58.0 -15.5 | 265 34 33.9 3.0 5 372 7313 290 69 64.8 -23.6 | 277 41 40.7 -5.1 6 323 8234 290 62 58.3 -21.2 | 274 34 34.2 -2.7 7 300 8710 285 58 56.0 -15.0 | 264 32 31.9 3.5 8 250 9900 280 42 41.4 -7.3 | 237 21 17.3 11.2 9 200 11380 265 35 34.9 3.1 | 207 24 10.8 21.6 10 150 13310 245 31 28.1 13.1 | 187 32 4.0 31.6 11 100 16010 230 25 19.2 16.1 | 172 35 -5.0 34.6 12 70 18360 225 15 10.6 10.6 | 155 32 -13.5 29.1 13 50 20540 260 9 8.9 1.6 | 143 25 -15.2 20.1 Wind Parameters Mean winds (0-6000m): 277.6 at 40.5 knts Storm direction: 307.6 at 30.4 knts Shear (0-3000m) pos: 6.5 neg: 0.0 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 84.5 deg Storm rel helicity (0-3000m) pos: 428.6 neg: -0.2 tot: 428.4 m^2/s^2 ave: 142.8 10^-3 m/s^2 rel: 0.82 Storm rel vorticity (0-3000m) horiz: 10.1 stream: 8.2 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 0.28 Bulk Shear: 130.65 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 ------------------------------------------------------------------------------- 500 299 10 132 21| 13.7 0.0 13.7|130.5 0.0 130.5 261.0 0.93| 14.5 13.4 1000 260 16 160 23| 14.4 0.0 14.4|310.5 0.0 310.5 310.5 0.94| 17.4 16.3 1500 259 22 174 23| 12.8 0.0 12.8|415.9 0.0 415.9 277.3 0.90| 17.4 15.6 2000 262 26 183 22| 9.4 0.0 9.4|417.2 0.0 417.2 208.6 0.86| 13.6 11.8 2500 265 27 188 21| 7.4 0.0 7.4|417.5 -0.0 417.5 167.0 0.83| 11.4 9.4 3000 267 28 192 21| 6.5 0.0 6.5|428.6 -0.2 428.4 142.8 0.82| 10.1 8.2 4000 271 32 202 20| 6.4 0.0 6.4|487.6 -0.2 487.3 121.8 0.82| 9.1 7.5 5000 275 36 217 20| 6.4 0.0 6.4|554.7 -0.2 554.5 110.9 0.81| 8.6 6.9 6000 278 41 231 21| 5.5 0.1 5.6|573.2 -3.0 570.1 95.0 0.79| 7.5 5.9 Wrote GIF file: /home/apache/climate/data/raob//USHH/skewt/USHH.skewt.20250430.00.gif