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Geostrophic Wind Speed Formula

GoGeostrophic Wind Speed given Friction Velocity in Neutral Stratification Formula

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Geostrophic Wind Speed s a theoretical wind speed that results from a balance between the Coriolis force and the pressure-gradient force, concepts explored in greater detail in later readings. Check FAQs

U g = (\frac{1}{ρ \cdot f}) \cdot dpdn gradient

U_g - Geostrophic Wind Speed?ρ - Density of Air?f - Coriolis Frequency?dpdn_gradient - Gradient of Atmospheric Pressure?

Geostrophic Wind Speed Example

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Here is how the Geostrophic Wind Speed equation looks like with Values.

Here is how the Geostrophic Wind Speed equation looks like with Units.

Here is how the Geostrophic Wind Speed equation looks like.

10 = (\frac{1}{1.293 \cdot 2}) \cdot 25.86

10m/s = (\frac{1}{1.293kg/m³ \cdot 2}) \cdot 25.86

10 = (\frac{1}{1.293 \cdot 2}) \cdot 25.86

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Geostrophic Wind Speed Solution

Follow our step by step solution on how to calculate Geostrophic Wind Speed?

FIRST Step Consider the formula

U g = (\frac{1}{ρ \cdot f}) \cdot dpdn gradient

Next Step Substitute values of Variables

∴

U g = (\frac{1}{1.293kg/m³ \cdot 2}) \cdot 25.86

Next Step Prepare to Evaluate

∴

U g = (\frac{1}{1.293 \cdot 2}) \cdot 25.86

LAST Step Evaluate

∴

U g = 10m/s

Geostrophic Wind Speed Formula Elements

Variables

Geostrophic Wind Speed

Geostrophic Wind Speed s a theoretical wind speed that results from a balance between the Coriolis force and the pressure-gradient force, concepts explored in greater detail in later readings.

Symbol: U_g

Measurement: SpeedUnit: m/s

Note: Value can be positive or negative.

Formulas to find Geostrophic Wind Speed

Density of Air

Density of Air is the mass of air per unit volume; it decreases with altitude due to lower pressure.

Symbol: ρ

Measurement: DensityUnit: kg/m³

Note: Value should be greater than 0.

Formulas to find Density of Air

Coriolis Frequency

Coriolis Frequency also called the Coriolis parameter or Coriolis coefficient, is equal to twice the rotation rate Ω of the Earth multiplied by the sine of the latitude φ.

Symbol: f

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Coriolis Frequency

Gradient of Atmospheric Pressure

Gradient of Atmospheric Pressure orthogonal to the Isobars.

Symbol: dpdn_gradient

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Gradient of Atmospheric Pressure

Other Formulas to find Geostrophic Wind Speed

Go Geostrophic Wind Speed given Friction Velocity in Neutral Stratification

U g = \frac{V f}{0.0275}

Other formulas in Estimating Marine and Coastal Winds category

Go Wind Speed at Standard 10-m Reference Level

V 10 = U \cdot {(\frac{10}{Z})}^{\frac{1}{7}}

Go Wind Speed at Height z above Surface given Standard Reference Wind Speed

U = \frac{V 10}{{(\frac{10}{Z})}^{\frac{1}{7}}}

Go Height z above Surface given Standard Reference Wind Speed

Z = \frac{10}{{(\frac{V 10}{U})}^{7}}

Go Wind Speed at Height z above Surface

U = (\frac{V f}{k}) \cdot \ln (\frac{Z}{z 0})

How to Evaluate Geostrophic Wind Speed?

Geostrophic Wind Speed evaluator uses Geostrophic Wind Speed = (1/(Density of Air*Coriolis Frequency))*Gradient of Atmospheric Pressure to evaluate the Geostrophic Wind Speed, The Geostrophic Wind Speed formula is defined as a theoretical wind speed that results from a balance between the Coriolis force and the pressure-gradient force, concepts explored in greater detail in later readings. Geostrophic Wind Speed is denoted by U_g symbol.

How to evaluate Geostrophic Wind Speed using this online evaluator? To use this online evaluator for Geostrophic Wind Speed, enter Density of Air (ρ), Coriolis Frequency (f) & Gradient of Atmospheric Pressure (dpdn_gradient) and hit the calculate button.

FAQs on Geostrophic Wind Speed

What is the formula to find Geostrophic Wind Speed?

The formula of Geostrophic Wind Speed is expressed as Geostrophic Wind Speed = (1/(Density of Air*Coriolis Frequency))*Gradient of Atmospheric Pressure. Here is an example- 10 = (1/(1.293*2))*25.86.

How to calculate Geostrophic Wind Speed?

With Density of Air (ρ), Coriolis Frequency (f) & Gradient of Atmospheric Pressure (dpdn_gradient) we can find Geostrophic Wind Speed using the formula - Geostrophic Wind Speed = (1/(Density of Air*Coriolis Frequency))*Gradient of Atmospheric Pressure.

What are the other ways to Calculate Geostrophic Wind Speed?

Here are the different ways to Calculate Geostrophic Wind Speed-

Geostrophic Wind Speed=Friction Velocity/0.0275

Can the Geostrophic Wind Speed be negative?

Yes, the Geostrophic Wind Speed, measured in Speed can be negative.

Which unit is used to measure Geostrophic Wind Speed?

Geostrophic Wind Speed is usually measured using the Meter per Second[m/s] for Speed. Meter per Minute[m/s], Meter per Hour[m/s], Kilometer per Hour[m/s] are the few other units in which Geostrophic Wind Speed can be measured.

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Geostrophic Wind Speed Formula

​GoGeostrophic Wind Speed given Friction Velocity in Neutral Stratification Formula

Geostrophic Wind Speed Example

Geostrophic Wind Speed Solution

Geostrophic Wind Speed Formula Elements

Other Formulas to find Geostrophic Wind Speed

Other formulas in Estimating Marine and Coastal Winds category

How to Evaluate Geostrophic Wind Speed?

FAQs on Geostrophic Wind Speed

Variable Name

GoGeostrophic Wind Speed given Friction Velocity in Neutral Stratification Formula