Path Calculator
Analyze microwave propagation between two points
Link Summary · 24 GHz
Distance
65 mi (104 km)
Bearing
174.1°
Terrain
BLOCKED
Propagation
70/100
GOOD
HRRR Data
9 / 9 points
Loss Budget · 24 GHz
FSPL (free-space)
160.4
dB
Gaseous (O₂+H₂O)
3.5
dB
Diffraction loss
109.2
dB
TOTAL PATH LOSS
273.1
dB
Gas rate: 0.0341 dB/km
H₂O: 0.0020 dB/km/g ·
O₂: 0.0200 dB/km
Abs humidity avg: 7.1 g/m³
Power Budget
TX Power
20.0
dBm
(100.0 mW)
TX Ant Gain
30.0
dBi
Feed Loss (×2)
-2.0
dB
EIRP
48.0
dBm
Path Loss (w/FF)
-273.1
dB
RX Ant Gain
30.0
dBi
RX Power
-195.1
dBm
Sensitivity (CW)
-141.0
dBm
MARGIN
-55.1
dB
Path Weather Avg
Temperature
81.5°F
27.5°C
Dewpoint
44.1°F
6.7°C
T/Td Gap
37.5°F
Abs Humidity
7.1 g/m³
Pressure
986.9 mb
PWAT
15.7 mm
BL Depth
2303.3 m
Refrac Gradient
0 N/km
Propagation Factors · 24 GHz
Rain
100
T-Td Depression
96
Pressure
82
PWAT
80
Humidity
58
Refractivity
50
Sky Cover
50
Wind
50
Season
47
Time of Day
18
Atmospheric Profile
HRRR (3 km) Valid 2026-05-03 20:00 UTC 9 path samples| Point | Lat, Lon | Temp | Dewpt | Press | HPBL | PWAT | Ns | dN/dh |
|---|---|---|---|---|---|---|---|---|
| Source | 34.1, -96.7 | 27.2°C | 7.4°C | 987.0 mb | 2318.3 m | 15.1 mm | ||
| 13% | 33.9, -96.7 | 27.5°C | 8.4°C | 988.9 mb | 2286.1 m | 17.6 mm | ||
| 25% | 33.8, -96.7 | 27.5°C | 8.4°C | 988.9 mb | 2286.1 m | 17.6 mm | ||
| 38% | 33.7, -96.7 | 26.8°C | 8.0°C | 986.9 mb | 2271.6 m | 16.0 mm | ||
| Midpoint | 33.6, -96.7 | 27.4°C | 6.2°C | 990.0 mb | 2225.0 m | 14.7 mm | ||
| 63% | 33.5, -96.7 | 27.3°C | 6.0°C | 987.4 mb | 2252.5 m | 15.0 mm | ||
| 75% | 33.4, -96.6 | 27.9°C | 4.9°C | 993.0 mb | 2275.5 m | 14.2 mm | ||
| 88% | 33.2, -96.6 | 27.6°C | 4.7°C | 994.3 mb | 2315.0 m | 13.5 mm | ||
| Destination | 33.1, -96.6 | 28.4°C | 6.3°C | 993.9 mb | 2499.5 m | 17.5 mm |
Midpoint vertical profile
18-Hour Propagation Forecast · 24 GHz
→ Steady
Best:
76
at 06:00 UTC
Worst:
64
at 13:00 UTC